def createInputWidgets(self, propertiesWidget):
inputsCategory = super(UIConstantNode,
self).createInputWidgets(propertiesWidget)
selector = QComboBox()
overrideType = QCheckBox()
for i in self._rawNode.pinTypes:
selector.addItem(i)
if self.input.dataType in self._rawNode.pinTypes:
selector.setCurrentIndex(
self._rawNode.pinTypes.index(self.input.dataType))
structSelector = QComboBox()
for i in [i.name for i in list(PinStructure)]:
structSelector.addItem(i)
overrideType.setChecked(self.input._rawPin.changeTypeOnConnection)
structSelector.setCurrentIndex(self.input._rawPin._currStructure)
selector.setEnabled(self.input._rawPin.changeTypeOnConnection)
overrideType.stateChanged.connect(selector.setEnabled)
overrideType.stateChanged.connect(self._rawNode.overrideTypeChanged)
selector.activated.connect(self._rawNode.updateType)
structSelector.activated.connect(self._rawNode.selectStructure)
structSelector.activated.connect(self.selectStructure)
inputsCategory.insertWidget(0, "DataType", selector)
inputsCategory.insertWidget(1, "Change Type On Connection",
overrideType)
inputsCategory.insertWidget(1, "Structure", structSelector)
def addItem(self, item, selected=False):
checkBox = QCheckBox(item, self.menu)
checkBox.setTristate(self.triState)
if selected:
checkBox.setChecked(True)
checkableAction = QWidgetAction(self.menu)
checkableAction.setDefaultWidget(checkBox)
self.menu.addAction(checkableAction)
return checkBox
def test_resolution_clicked(self):
"""Test clicking on resolution checkboxes"""
def get_first_tree(stack):
for w in stack.widget(1).children():
if isinstance(w, QTreeView):
self.assertIsInstance(w.model(),
src.tool._RMFHierarchyModel)
return w
raise ValueError("could not find tree")
def get_buttons(stack):
for w in stack.widget(1).children():
if isinstance(w, QCheckBox):
yield w
class TestChimeraObj:
pass
root = make_node("root", 0)
child1 = make_node("child1", 1, resolution=1)
child2 = make_node("child2", 2, resolution=10)
root.add_children((child1, child2))
mock_session = make_session()
m1 = Model(mock_session, 'test')
m1.rmf_hierarchy = root
m1.rmf_features = [make_node("f1", 4), make_node("f2", 5)]
m1.rmf_provenance = []
m1._rmf_resolutions = set((1, 10))
m1._selected_rmf_resolutions = set((1, None))
mock_session.models.add((m1, ))
r = src.tool.RMFViewer(mock_session, "RMF Viewer")
tree1 = get_first_tree(r.model_stack.widget(0))
res1b, res10b = list(get_buttons(r.model_stack.widget(0)))
# Call "clicked" methods directly
# Show/hide resolution 10
cb = QCheckBox('foo')
cb.setChecked(True)
r._resolution_button_clicked(cb, tree1, 10)
cb = QCheckBox('bar')
cb.setChecked(False)
r._resolution_button_clicked(cb, tree1, 10)
tree1.selectAll()
# Call indirectly via clicking each button
for b in res1b, res10b:
b.click()
def __init__(self, session, isolde, main_frame, category_grid,
region_table, bottom_layout, update_button):
super().__init__(session, isolde, main_frame, sim_sensitive=True)
from Qt.QtCore import Qt
self._data_role = Qt.ItemDataRole.UserRole
cg = self.category_grid = category_grid
rt = self.region_table = region_table
rt.itemClicked.connect(self.item_clicked_cb)
self.update_button = update_button
update_button.clicked.connect(self.update)
from .problems import ProblemAggregator
pa = self.problem_aggregator = ProblemAggregator(session)
from Qt.QtWidgets import QCheckBox, QLabel, QSpinBox, QDoubleSpinBox, QLabel
cg.addWidget(QLabel("Unsatisfied restraints"), 0, 0)
cg.addWidget(QLabel("Validation issues"), 0, 1)
ocb = self.outliers_only_checkbox = QCheckBox("Outliers only")
cg.addWidget(ocb, 0, 2)
self.restraint_checkboxes = []
for i, name in enumerate(pa.registered_restraint_problem_types):
cb = QCheckBox(name)
cb.setChecked(True)
self.restraint_checkboxes.append(cb)
cg.addWidget(cb, i + 1, 0)
self.validation_checkboxes = []
for i, name in enumerate(pa.registered_validation_problem_types):
cb = QCheckBox(name)
cb.setChecked(True)
self.validation_checkboxes.append(cb)
cg.addWidget(cb, i + 1, 1)
csb = self.cutoff_spinbox = QDoubleSpinBox(main_frame)
csbl = QLabel("Dist cutoff")
csb.setRange(1.0, 10.0)
csb.setSingleStep(1.0)
csb.setValue(4.0)
bottom_layout.insertWidget(0, csb)
bottom_layout.insertWidget(1, csbl)
clsb = self.cluster_spinbox = QSpinBox(main_frame)
clsbl = QLabel("Min cluster size")
clsb.setRange(2, 20)
clsb.setValue(5)
bottom_layout.insertWidget(2, clsb)
bottom_layout.insertWidget(3, clsbl)
class BoolEditor(BaseEditor, object):
attr_type = 'bool'
def __init__(self, parent=None, **kwargs):
super(BoolEditor, self).__init__(parent=parent, **kwargs)
self._default_value = False
self.cbx = QCheckBox(self)
self.main_layout.addWidget(self.cbx)
self.cbx.toggled.connect(self.OnValueUpdated)
def get_value(self):
return self.cbx.isChecked()
def initialize_editor(self):
editor_value = self.default_value
node_values = self.values
if node_values:
if len(node_values) > 1:
pass
elif len(node_values) == 1:
if node_values[0]:
editor_value = node_values[0]
self.cbx.blockSignals(True)
self.cbx.setChecked(editor_value)
self.cbx.blockSignals(False)
def set_connected(self, conn):
if conn != self._connection:
self._connection = conn
self.value_line.setText(conn)
self.cbx.setEnabled(False)
self.value_line.setProperty('class', 'Connected')
class ConeAngle(ToolInstance):
help = "https://github.com/QChASM/SEQCROW/wiki/Cone-Angle-Tool"
def __init__(self, session, name):
super().__init__(session, name)
from chimerax.ui import MainToolWindow
self.tool_window = MainToolWindow(self)
self.settings = _ConeAngleSettings(self.session, name)
self.ligands = dict()
self._build_ui()
def _build_ui(self):
layout = QFormLayout()
self.cone_option = QComboBox()
self.cone_option.addItems(["Tolman (Unsymmetrical)", "Exact"])
ndx = self.cone_option.findText(self.settings.cone_option,
Qt.MatchExactly)
self.cone_option.setCurrentIndex(ndx)
layout.addRow("method:", self.cone_option)
self.radii_option = QComboBox()
self.radii_option.addItems(["Bondi", "UMN"])
ndx = self.radii_option.findText(self.settings.radii, Qt.MatchExactly)
self.radii_option.setCurrentIndex(ndx)
layout.addRow("radii:", self.radii_option)
self.display_cone = QCheckBox()
self.display_cone.setChecked(self.settings.display_cone)
layout.addRow("show cone:", self.display_cone)
self.display_radii = QCheckBox()
self.display_radii.setChecked(self.settings.display_radii)
layout.addRow("show radii:", self.display_radii)
set_ligand_button = QPushButton("set ligand to current selection")
set_ligand_button.clicked.connect(self.set_ligand)
layout.addRow(set_ligand_button)
self.set_ligand_button = set_ligand_button
calc_cone_button = QPushButton(
"calculate cone angle for ligand on selected center")
calc_cone_button.clicked.connect(self.calc_cone)
layout.addRow(calc_cone_button)
self.calc_cone_button = calc_cone_button
remove_cone_button = QPushButton("remove cone visualizations")
remove_cone_button.clicked.connect(self.del_cone)
layout.addRow(remove_cone_button)
self.remove_cone_button = remove_cone_button
self.table = QTableWidget()
self.table.setColumnCount(3)
self.table.setHorizontalHeaderLabels([
'model',
'center',
'cone angle (°)',
])
self.table.setSelectionBehavior(QTableWidget.SelectRows)
self.table.setEditTriggers(QTableWidget.NoEditTriggers)
self.table.resizeColumnToContents(0)
self.table.resizeColumnToContents(1)
self.table.resizeColumnToContents(2)
self.table.horizontalHeader().setSectionResizeMode(
2, QHeaderView.Stretch)
layout.addRow(self.table)
menu = QMenuBar()
export = menu.addMenu("&Export")
clear = QAction("Clear data table", self.tool_window.ui_area)
clear.triggered.connect(self.clear_table)
export.addAction(clear)
copy = QAction("&Copy CSV to clipboard", self.tool_window.ui_area)
copy.triggered.connect(self.copy_csv)
shortcut = QKeySequence(Qt.CTRL + Qt.Key_C)
copy.setShortcut(shortcut)
export.addAction(copy)
save = QAction("&Save CSV...", self.tool_window.ui_area)
save.triggered.connect(self.save_csv)
#this shortcut interferes with main window's save shortcut
#I've tried different shortcut contexts to no avail
#thanks Qt...
#shortcut = QKeySequence(Qt.CTRL + Qt.Key_S)
#save.setShortcut(shortcut)
#save.setShortcutContext(Qt.WidgetShortcut)
export.addAction(save)
delimiter = export.addMenu("Delimiter")
comma = QAction("comma", self.tool_window.ui_area, checkable=True)
comma.setChecked(self.settings.delimiter == "comma")
comma.triggered.connect(lambda *args, delim="comma": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(comma)
tab = QAction("tab", self.tool_window.ui_area, checkable=True)
tab.setChecked(self.settings.delimiter == "tab")
tab.triggered.connect(lambda *args, delim="tab": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(tab)
space = QAction("space", self.tool_window.ui_area, checkable=True)
space.setChecked(self.settings.delimiter == "space")
space.triggered.connect(lambda *args, delim="space": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(space)
semicolon = QAction("semicolon",
self.tool_window.ui_area,
checkable=True)
semicolon.setChecked(self.settings.delimiter == "semicolon")
semicolon.triggered.connect(lambda *args, delim="semicolon": self.
settings.__setattr__("delimiter", delim))
delimiter.addAction(semicolon)
add_header = QAction("&Include CSV header",
self.tool_window.ui_area,
checkable=True)
add_header.setChecked(self.settings.include_header)
add_header.triggered.connect(self.header_check)
export.addAction(add_header)
comma.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
comma.triggered.connect(
lambda *args, action=space: action.setChecked(False))
comma.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=space: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
space.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
space.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
space.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=space: action.setChecked(False))
menu.setNativeMenuBar(False)
self._menu = menu
layout.setMenuBar(menu)
menu.setVisible(True)
self.tool_window.ui_area.setLayout(layout)
self.tool_window.manage(None)
def clear_table(self):
are_you_sure = QMessageBox.question(
None,
"Clear table?",
"Are you sure you want to clear the data table?",
)
if are_you_sure != QMessageBox.Yes:
return
self.table.setRowCount(0)
def header_check(self, state):
"""user has [un]checked the 'include header' option on the menu"""
if state:
self.settings.include_header = True
else:
self.settings.include_header = False
def get_csv(self):
if self.settings.delimiter == "comma":
delim = ","
elif self.settings.delimiter == "space":
delim = " "
elif self.settings.delimiter == "tab":
delim = "\t"
elif self.settings.delimiter == "semicolon":
delim = ";"
if self.settings.include_header:
s = delim.join(["model", "center_atom", "cone_angle"])
s += "\n"
else:
s = ""
for i in range(0, self.table.rowCount()):
s += delim.join([
item.data(Qt.DisplayRole)
for item in [self.table.item(i, j) for j in range(0, 3)]
])
s += "\n"
return s
def copy_csv(self):
app = QApplication.instance()
clipboard = app.clipboard()
csv = self.get_csv()
clipboard.setText(csv)
self.session.logger.status("copied to clipboard")
def save_csv(self):
"""save data on current tab to CSV file"""
filename, _ = QFileDialog.getSaveFileName(filter="CSV Files (*.csv)")
if filename:
s = self.get_csv()
with open(filename, 'w') as f:
f.write(s.strip())
self.session.logger.status("saved to %s" % filename)
def del_cone(self):
for model in self.session.models.list(type=Generic3DModel):
if model.name.startswith("Cone angle"):
model.delete()
def set_ligand(self, *args):
self.ligands = {}
for atom in selected_atoms(self.session):
if atom.structure not in self.ligands:
self.ligands[atom.structure] = []
self.ligands[atom.structure].append(atom)
self.session.logger.status("set ligand to current selection")
def calc_cone(self, *args):
self.settings.cone_option = self.cone_option.currentText()
self.settings.radii = self.radii_option.currentText()
self.settings.display_radii = self.display_radii.checkState(
) == Qt.Checked
self.settings.display_cone = self.display_cone.checkState(
) == Qt.Checked
if self.cone_option.currentText() == "Tolman (Unsymmetrical)":
method = "tolman"
else:
method = self.cone_option.currentText()
radii = self.radii_option.currentText()
return_cones = self.display_cone.checkState() == Qt.Checked
display_radii = self.display_radii.checkState() == Qt.Checked
# self.table.setRowCount(0)
for center_atom in selected_atoms(self.session):
rescol = ResidueCollection(center_atom.structure)
at_center = rescol.find_exact(AtomSpec(center_atom.atomspec))[0]
if center_atom.structure in self.ligands:
comp = Component(
rescol.find([
AtomSpec(atom.atomspec)
for atom in self.ligands[center_atom.structure]
]),
to_center=rescol.find_exact(AtomSpec(
center_atom.atomspec)),
key_atoms=rescol.find(BondedTo(at_center)),
)
else:
comp = Component(
rescol.find(NotAny(at_center)),
to_center=rescol.find_exact(AtomSpec(
center_atom.atomspec)),
key_atoms=rescol.find(BondedTo(at_center)),
)
cone_angle = comp.cone_angle(
center=rescol.find(AtomSpec(center_atom.atomspec)),
method=method,
radii=radii,
return_cones=return_cones,
)
if return_cones:
cone_angle, cones = cone_angle
s = ".transparency 0.5\n"
for cone in cones:
apex, base, radius = cone
s += ".cone %6.3f %6.3f %6.3f %6.3f %6.3f %6.3f %.3f open\n" % (
*apex, *base, radius)
stream = BytesIO(bytes(s, "utf-8"))
bild_obj, status = read_bild(self.session, stream,
"Cone angle %s" % center_atom)
self.session.models.add(bild_obj, parent=center_atom.structure)
if display_radii:
s = ".note radii\n"
s += ".transparency 75\n"
color = None
for atom in comp.atoms:
chix_atom = atom.chix_atom
if radii.lower() == "umn":
r = VDW_RADII[chix_atom.element.name]
elif radii.lower() == "bondi":
r = BONDI_RADII[chix_atom.element.name]
if color is None or chix_atom.color != color:
color = chix_atom.color
rgb = [x / 255. for x in chix_atom.color]
rgb.pop(-1)
s += ".color %f %f %f\n" % tuple(rgb)
s += ".sphere %f %f %f %f\n" % (*chix_atom.coord, r)
stream = BytesIO(bytes(s, "utf-8"))
bild_obj, status = read_bild(self.session, stream,
"Cone angle radii")
self.session.models.add(bild_obj, parent=center_atom.structure)
row = self.table.rowCount()
self.table.insertRow(row)
name = QTableWidgetItem()
name.setData(Qt.DisplayRole, center_atom.structure.name)
self.table.setItem(row, 0, name)
center = QTableWidgetItem()
center.setData(Qt.DisplayRole, center_atom.atomspec)
self.table.setItem(row, 1, center)
ca = QTableWidgetItem()
ca.setData(Qt.DisplayRole, "%.2f" % cone_angle)
self.table.setItem(row, 2, ca)
self.table.resizeColumnToContents(0)
self.table.resizeColumnToContents(1)
self.table.resizeColumnToContents(2)
class BondEditor(ToolInstance):
help = "https://github.com/QChASM/SEQCROW/wiki/Bond-Editor-Tool"
SESSION_ENDURING = False
SESSION_SAVE = False
def __init__(self, session, name):
super().__init__(session, name)
self.tool_window = MainToolWindow(self)
self.settings = _BondEditorSettings(session, name)
self._build_ui()
def _build_ui(self):
layout = QGridLayout()
tabs = QTabWidget()
layout.addWidget(tabs)
ts_bond_tab = QWidget()
ts_options = QFormLayout(ts_bond_tab)
self.tsbond_color = ColorButton(has_alpha_channel=False,
max_size=(16, 16))
self.tsbond_color.set_color(self.settings.tsbond_color)
ts_options.addRow("color:", self.tsbond_color)
self.tsbond_transparency = QSpinBox()
self.tsbond_transparency.setRange(1, 99)
self.tsbond_transparency.setValue(self.settings.tsbond_transparency)
self.tsbond_transparency.setSuffix("%")
ts_options.addRow("transparency:", self.tsbond_transparency)
self.tsbond_radius = QDoubleSpinBox()
self.tsbond_radius.setRange(0.01, 1)
self.tsbond_radius.setDecimals(3)
self.tsbond_radius.setSingleStep(0.005)
self.tsbond_radius.setSuffix(" \u212B")
self.tsbond_radius.setValue(self.settings.tsbond_radius)
ts_options.addRow("radius:", self.tsbond_radius)
draw_tsbonds = QPushButton("draw TS bonds on selected atoms/bonds")
draw_tsbonds.clicked.connect(self.run_tsbond)
ts_options.addRow(draw_tsbonds)
self.draw_tsbonds = draw_tsbonds
erase_tsbonds = QPushButton("erase selected TS bonds")
erase_tsbonds.clicked.connect(self.run_erase_tsbond)
ts_options.addRow(erase_tsbonds)
self.erase_tsbonds = erase_tsbonds
bond_tab = QWidget()
bond_options = QFormLayout(bond_tab)
self.bond_halfbond = QCheckBox()
self.bond_halfbond.setChecked(self.settings.bond_halfbond)
self.bond_halfbond.setToolTip(
"each half of the bond will be colored according to the atom's color"
)
bond_options.addRow("half-bond:", self.bond_halfbond)
self.bond_color = ColorButton(has_alpha_channel=True,
max_size=(16, 16))
self.bond_color.set_color(self.settings.bond_color)
self.bond_color.setEnabled(
self.bond_halfbond.checkState() != Qt.Checked)
self.bond_halfbond.stateChanged.connect(
lambda state, widget=self.bond_color: self.bond_color.setEnabled(
state != Qt.Checked))
bond_options.addRow("color:", self.bond_color)
self.bond_radius = QDoubleSpinBox()
self.bond_radius.setRange(0.01, 1)
self.bond_radius.setDecimals(3)
self.bond_radius.setSingleStep(0.005)
self.bond_radius.setSuffix(" \u212B")
self.bond_radius.setValue(self.settings.bond_radius)
bond_options.addRow("radius:", self.bond_radius)
draw_tsbonds = QPushButton("draw bond between selected atoms")
draw_tsbonds.clicked.connect(self.run_bond)
bond_options.addRow(draw_tsbonds)
self.draw_tsbonds = draw_tsbonds
erase_bonds = QPushButton("erase selected bonds")
erase_bonds.clicked.connect(
lambda *, ses=self.session: run(ses, "delete bonds sel"))
bond_options.addRow(erase_bonds)
self.erase_bonds = erase_bonds
hbond_tab = QWidget()
hbond_options = QFormLayout(hbond_tab)
self.hbond_color = ColorButton(has_alpha_channel=True,
max_size=(16, 16))
self.hbond_color.set_color(self.settings.hbond_color)
hbond_options.addRow("color:", self.hbond_color)
self.hbond_radius = QDoubleSpinBox()
self.hbond_radius.setDecimals(3)
self.hbond_radius.setSuffix(" \u212B")
self.hbond_radius.setValue(self.settings.hbond_radius)
hbond_options.addRow("radius:", self.hbond_radius)
self.hbond_dashes = QSpinBox()
self.hbond_dashes.setRange(0, 28)
self.hbond_dashes.setSingleStep(2)
self.hbond_radius.setSingleStep(0.005)
self.hbond_dashes.setValue(self.settings.hbond_dashes)
hbond_options.addRow("dashes:", self.hbond_dashes)
draw_hbonds = QPushButton("draw H-bonds")
draw_hbonds.clicked.connect(self.run_hbond)
hbond_options.addRow(draw_hbonds)
self.draw_hbonds = draw_hbonds
erase_hbonds = QPushButton("erase all H-bonds")
erase_hbonds.clicked.connect(
lambda *, ses=self.session: run(ses, "~hbonds"))
hbond_options.addRow(erase_hbonds)
self.erase_hbonds = erase_hbonds
tm_bond_tab = QWidget()
tm_bond_options = QFormLayout(tm_bond_tab)
self.tm_bond_color = ColorButton(has_alpha_channel=True,
max_size=(16, 16))
self.tm_bond_color.set_color(self.settings.tm_bond_color)
tm_bond_options.addRow("color:", self.tm_bond_color)
self.tm_bond_radius = QDoubleSpinBox()
self.tm_bond_radius.setDecimals(3)
self.tm_bond_radius.setSuffix(" \u212B")
self.tm_bond_radius.setValue(self.settings.tm_bond_radius)
tm_bond_options.addRow("radius:", self.tm_bond_radius)
self.tm_bond_dashes = QSpinBox()
self.tm_bond_dashes.setRange(0, 28)
self.tm_bond_dashes.setSingleStep(2)
self.tm_bond_radius.setSingleStep(0.005)
self.tm_bond_dashes.setValue(self.settings.tm_bond_dashes)
tm_bond_options.addRow("dashes:", self.tm_bond_dashes)
draw_tm_bonds = QPushButton("draw metal coordination bonds")
draw_tm_bonds.clicked.connect(self.run_tm_bond)
tm_bond_options.addRow(draw_tm_bonds)
self.draw_tm_bonds = draw_tm_bonds
erase_tm_bonds = QPushButton("erase all metal coordination bonds")
erase_tm_bonds.clicked.connect(self.del_tm_bond)
tm_bond_options.addRow(erase_tm_bonds)
self.erase_tm_bonds = erase_tm_bonds
bond_length_tab = QWidget()
bond_length_layout = QFormLayout(bond_length_tab)
self.bond_distance = QDoubleSpinBox()
self.bond_distance.setRange(0.5, 10.0)
self.bond_distance.setSingleStep(0.05)
self.bond_distance.setValue(1.51)
self.bond_distance.setSuffix(" \u212B")
bond_length_layout.addRow("bond length:", self.bond_distance)
self.move_fragment = QComboBox()
self.move_fragment.addItems(["both", "smaller", "larger"])
bond_length_layout.addRow("move side:", self.move_fragment)
bond_lookup = QGroupBox("bond length lookup:")
bond_lookup_layout = QGridLayout(bond_lookup)
bond_lookup_layout.addWidget(
QLabel("elements:"),
0,
0,
)
self.ele1 = ElementButton("C", single_state=True)
self.ele1.clicked.connect(
lambda *args, button=self.ele1: self.open_ptable(button))
bond_lookup_layout.addWidget(self.ele1, 0, 1,
Qt.AlignRight | Qt.AlignTop)
bond_lookup_layout.addWidget(QLabel("-"), 0, 2,
Qt.AlignHCenter | Qt.AlignVCenter)
self.ele2 = ElementButton("C", single_state=True)
self.ele2.clicked.connect(
lambda *args, button=self.ele2: self.open_ptable(button))
bond_lookup_layout.addWidget(self.ele2, 0, 3,
Qt.AlignLeft | Qt.AlignTop)
bond_lookup_layout.addWidget(QLabel("bond order:"), 1, 0)
self.bond_order = BondOrderSpinBox()
self.bond_order.setRange(1., 3.)
self.bond_order.setValue(1)
self.bond_order.setSingleStep(0.5)
self.bond_order.setDecimals(1)
self.bond_order.valueChanged.connect(self.check_bond_lengths)
bond_lookup_layout.addWidget(self.bond_order, 1, 1, 1, 3)
bond_lookup_layout.setColumnStretch(0, 0)
bond_lookup_layout.setColumnStretch(1, 0)
bond_lookup_layout.setColumnStretch(2, 0)
bond_lookup_layout.setColumnStretch(3, 1)
bond_length_layout.addRow(bond_lookup)
self.status = QStatusBar()
self.status.setSizeGripEnabled(False)
bond_lookup_layout.addWidget(self.status, 2, 0, 1, 4)
self.do_bond_change = QPushButton("change selected bond lengths")
self.do_bond_change.clicked.connect(self.change_bond_length)
bond_length_layout.addRow(self.do_bond_change)
tabs.addTab(bond_tab, "covalent bonds")
tabs.addTab(ts_bond_tab, "TS bonds")
tabs.addTab(hbond_tab, "H-bonds")
tabs.addTab(tm_bond_tab, "coordination bonds")
tabs.addTab(bond_length_tab, "bond length")
self.tool_window.ui_area.setLayout(layout)
self.tool_window.manage(None)
def run_tsbond(self, *args):
args = ["tsbond", "sel"]
color = self.tsbond_color.get_color()
args.extend(["color", "rgb(%i, %i, %i)" % tuple(color[:-1])])
self.settings.tsbond_color = tuple([c / 255. for c in color])
radius = self.tsbond_radius.value()
args.extend(["radius", "%.3f" % radius])
self.settings.tsbond_radius = radius
transparency = self.tsbond_transparency.value()
args.extend(["transparency", "%i" % transparency])
self.settings.tsbond_transparency = transparency
run(self.session, " ".join(args))
def run_erase_tsbond(self, *args):
run(self.session, "~tsbond sel")
def run_bond(self, *args):
# TODO: switch to `bond sel` in 1.2
sel = selected_atoms(self.session)
halfbond = self.bond_halfbond.checkState() == Qt.Checked
self.settings.bond_halfbond = halfbond
if not halfbond:
color = self.bond_color.get_color()
color = tuple(x / 255. for x in color)
self.settings.bond_color = color
radius = self.bond_radius.value()
self.settings.bond_radius = radius
for b in selected_bonds(self.session):
b.halfbond = halfbond
if not halfbond:
b.color = np.array([int(x * 255) for x in color])
b.radius = radius
for i, a1 in enumerate(sel):
for a2 in sel[:i]:
if a1.structure is a2.structure and a2 not in a1.neighbors:
new_bond = a1.structure.new_bond(a1, a2)
new_bond.halfbond = halfbond
if not halfbond:
new_bond.color = np.array(
[int(x * 255) for x in color])
new_bond.radius = radius
def run_hbond(self, *args):
args = ["hbonds", "reveal", "true"]
color = self.hbond_color.get_color()
args.extend(["color", "rgb(%i, %i, %i)" % tuple(color[:-1])])
self.settings.hbond_color = tuple([c / 255. for c in color])
radius = self.hbond_radius.value()
args.extend(["radius", "%.3f" % radius])
self.settings.hbond_radius = radius
dashes = self.hbond_dashes.value()
args.extend(["dashes", "%i" % dashes])
self.settings.hbond_dashes = dashes
run(self.session, " ".join(args))
def run_tm_bond(self, *args):
color = self.tm_bond_color.get_color()
self.settings.tm_bond_color = tuple([c / 255. for c in color])
radius = self.tm_bond_radius.value()
self.settings.tm_bond_radius = radius
dashes = self.tm_bond_dashes.value()
self.settings.tm_bond_dashes = dashes
models = self.session.models.list(type=AtomicStructure)
for model in models:
rescol = ResidueCollection(model, bonds_matter=False)
try:
tm_list = rescol.find([
AnyTransitionMetal(), "Na", "K", "Rb", "Cs", "Fr", "Mg",
"Ca", "Sr", "Ba", "Ra"
])
for tm in tm_list:
for atom in rescol.atoms:
if atom is tm:
continue
if atom.is_connected(tm):
pbg = model.pseudobond_group(
model.PBG_METAL_COORDINATION,
create_type="normal")
pbg.new_pseudobond(tm.chix_atom, atom.chix_atom)
pbg.dashes = dashes
pbg.color = color
pbg.radius = radius
except LookupError:
pass
def del_tm_bond(self, *args):
models = self.session.models.list(type=AtomicStructure)
for model in models:
pbg = model.pseudobond_group(model.PBG_METAL_COORDINATION,
create_type=None)
if pbg is not None:
pbg.delete()
def open_ptable(self, button):
self.tool_window.create_child_window("select element",
window_class=PTable2,
button=button,
callback=self.check_bond_lengths)
def check_bond_lengths(self, *args):
ele1 = self.ele1.text()
ele2 = self.ele2.text()
key = ORDER_BOND_ORDER.key(ele1, ele2)
order = "%.1f" % self.bond_order.value()
if key in ORDER_BOND_ORDER.bonds and order in ORDER_BOND_ORDER.bonds[
key]:
self.bond_distance.setValue(ORDER_BOND_ORDER.bonds[key][order])
self.status.showMessage("")
else:
self.status.showMessage("no bond data for %s-%s %sx bonds" %
(ele1, ele2, order))
def change_bond_length(self, *args):
dist = self.bond_distance.value()
atom_pairs = []
sel = selected_atoms(self.session)
if len(sel) == 2 and sel[0].structure is sel[1].structure:
atom_pairs.append(sel)
for bond in selected_bonds(self.session):
if not all(atom in sel for atom in bond.atoms):
atom_pairs.append(bond.atoms)
for bond in selected_pseudobonds(self.session):
if not all(atom in sel for atom in bond.atoms):
atom_pairs.append(bond.atoms)
for pair in atom_pairs:
atom1, atom2 = pair
frag1 = get_fragment(atom1,
stop=atom2,
max_len=atom1.structure.num_atoms)
frag2 = get_fragment(atom2,
stop=atom1,
max_len=atom1.structure.num_atoms)
v = atom2.coord - atom1.coord
cur_dist = np.linalg.norm(v)
change = dist - cur_dist
if self.move_fragment.currentText() == "both":
change = 0.5 * change
frag1.coords -= change * v / cur_dist
frag2.coords += change * v / cur_dist
elif self.move_fragment.currentText() == "smaller":
if len(frag1) < len(frag2) or (len(frag1) == len(frag2)
and sum(frag1.elements.masses) <
sum(frag2.elements.masses)):
frag1.coords -= change * v / cur_dist
else:
frag2.coords += change * v / cur_dist
elif self.move_fragment.currentText() == "larger":
if len(frag1) > len(frag2) or (len(frag1) == len(frag2)
and sum(frag1.elements.masses) >
sum(frag2.elements.masses)):
frag1.coords -= change * v / cur_dist
else:
frag2.coords += change * v / cur_dist
class BaseFileFolderDialog(BaseDialog,
abstract_dialog.AbstractFileFolderDialog):
"""
Base dialog classes for folders and files
"""
def_title = 'Select File'
def_size = (200, 125)
def_use_app_browser = False
def __init__(self, name='BaseFileFolder', parent=None, **kwargs):
super(BaseFileFolderDialog, self).__init__(name=name, parent=parent)
self.directory = None
self.filters = None
self._use_app_browser = kwargs.pop('use_app_browser',
self.def_use_app_browser)
self.set_filters('All Files (*.*)')
# By default, we set the directory to the user folder
self.set_directory(os.path.expanduser('~'))
self.center()
def open_app_browser(self):
return
def ui(self):
super(BaseFileFolderDialog, self).ui()
from tpDcc.libs.qt.widgets import directory
self.places = dict()
self.grid = layouts.GridLayout()
sub_grid = layouts.GridLayout()
self.grid.addWidget(QLabel('Path:'), 0, 0, Qt.AlignRight)
self.path_edit = QLineEdit(self)
self.path_edit.setReadOnly(True)
self.filter_box = QComboBox(self)
self.file_edit = QLineEdit(self)
self.view = directory.FileListWidget(self)
self.view.setWrapping(True)
self.view.setFocusPolicy(Qt.StrongFocus)
self.open_button = QPushButton('Select', self)
self.cancel_button = QPushButton('Cancel', self)
size = QSize(32, 24)
self.up_button = QPushButton('Up')
self.up_button.setToolTip('Go up')
self.up_button.setMinimumSize(size)
self.up_button.setMaximumSize(size)
size = QSize(56, 24)
self.refresh_button = QPushButton('Reload')
self.refresh_button.setToolTip('Reload file list')
self.refresh_button.setMinimumSize(size)
self.refresh_button.setMaximumSize(size)
self.show_hidden = QCheckBox('Hidden')
self.show_hidden.setChecked(False)
self.show_hidden.setToolTip('Toggle show hidden files')
sub_grid.addWidget(self.up_button, 0, 1)
sub_grid.addWidget(self.path_edit, 0, 2)
sub_grid.addWidget(self.refresh_button, 0, 3)
sub_grid.addWidget(self.show_hidden, 0, 4)
self.grid.addLayout(sub_grid, 0, 1)
self.grid.addWidget(self.get_drives_widget(), 1, 0)
self.grid.addWidget(self.view, 1, 1)
self.grid.addWidget(QLabel('File name:'), 7, 0, Qt.AlignRight)
self.grid.addWidget(self.file_edit, 7, 1)
self.filter_label = QLabel('Filter:')
self.grid.addWidget(self.filter_label, 8, 0, Qt.AlignRight)
self.grid.addWidget(self.filter_box, 8, 1)
hbox = layouts.GridLayout()
hbox.addWidget(self.open_button, 0, 0, Qt.AlignRight)
hbox.addWidget(self.cancel_button, 0, 1, Qt.AlignRight)
self.grid.addLayout(hbox, 9, 1, Qt.AlignRight)
self.main_layout.addLayout(self.grid)
self.setGeometry(200, 100, 600, 400)
self.open_button.clicked.connect(self.accept)
self.cancel_button.clicked.connect(self.reject)
self.up_button.clicked.connect(self.go_up)
self.refresh_button.clicked.connect(self.update_view)
self.show_hidden.stateChanged.connect(self.update_view)
self.view.directory_activated.connect(
self.activate_directory_from_view)
self.view.file_activated.connect(self.activate_file_from_view)
self.view.file_selected.connect(self.select_file_item)
self.view.folder_selected.connect(self.select_folder_item)
self.view.up_requested.connect(self.go_up)
self.view.update_requested.connect(self.update_view)
def exec_(self, *args, **kwargs):
if self._use_app_browser:
return self.open_app_browser()
else:
self.update_view()
self.filter_box.currentIndexChanged.connect(self.update_view)
accepted = super(BaseFileFolderDialog, self).exec_()
self.filter_box.currentIndexChanged.disconnect(self.update_view)
return self.get_result() if accepted == 1 else None
def set_filters(self, filters, selected=0):
self.filter_box.clear()
filter_types = filters.split(';;')
for ft in filter_types:
extensions = string.extract(ft, '(', ')')
filter_name = string.rstrips(ft, '({})'.format(extensions))
extensions = extensions.split(' ')
self.filter_box.addItem(
'{} ({})'.format(filter_name, ','.join(extensions)),
extensions)
if 0 <= selected < self.filter_box.count():
self.filter_box.setCurrentIndex(selected)
self.filters = filters
def get_drives_widget(self):
"""
Returns a QGroupBox widget that contains all disk drivers of the PC in a vertical layout
:return: QGroupBox
"""
w = QGroupBox('')
w.setParent(self)
box = layouts.VerticalLayout()
box.setAlignment(Qt.AlignTop)
places = [(getpass.getuser(),
os.path.realpath(os.path.expanduser('~')))]
places += [
(q, q) for q in
[os.path.realpath(x.absolutePath()) for x in QDir().drives()]
]
for label, loc in places:
icon = QFileIconProvider().icon(QFileInfo(loc))
drive_btn = QRadioButton(label)
drive_btn.setIcon(icon)
drive_btn.setToolTip(loc)
drive_btn.setProperty('path', loc)
drive_btn.clicked.connect(self.go_to_drive)
self.places[loc] = drive_btn
box.addWidget(drive_btn)
w.setLayout(box)
return w
def go_to_drive(self):
"""
Updates widget to show the content of the selected disk drive
"""
sender = self.sender()
self.set_directory(sender.property('path'), False)
def get_result(self):
tf = self.file_edit.text()
sf = self.get_file_path(tf)
return sf, os.path.dirname(sf), tf.split(os.pathsep)
def get_filter_patterns(self):
"""
Get list of filter patterns that are being used by the widget
:return: list<str>
"""
idx = self.filter_box.currentIndex()
if idx >= 0:
return self.filter_box.itemData(idx)
else:
return []
def get_file_path(self, file_name):
"""
Returns file path of the given file name taking account the selected directory
:param file_name: str, name of the file without path
:return: str
"""
sname = file_name.split(os.pathsep)[0]
return os.path.realpath(
os.path.join(os.path.abspath(self.directory), sname))
# def accept(self):
# self._overlay.close()
# super(BaseFileFolderDialog, self).accept()
#
#
# def reject(self):
# self._overlay.close()
# super(BaseFileFolderDialog, self).reject()
def update_view(self):
"""
Updates file/folder view
:return:
"""
self.view.clear()
qdir = QDir(self.directory)
qdir.setNameFilters(self.get_filter_patterns())
filters = QDir.Dirs | QDir.AllDirs | QDir.Files | QDir.NoDot | QDir.NoDotDot
if self.show_hidden.isChecked():
filters = filters | QDir.Hidden
entries = qdir.entryInfoList(filters=filters,
sort=QDir.DirsFirst | QDir.Name)
file_path = self.get_file_path('..')
if os.path.exists(file_path) and file_path != self.directory:
icon = QFileIconProvider().icon(QFileInfo(self.directory))
QListWidgetItem(icon, '..', self.view, 0)
for info in entries:
icon = QFileIconProvider().icon(info)
suf = info.completeSuffix()
name, tp = (info.fileName(), 0) if info.isDir() else (
'%s%s' % (info.baseName(), '.%s' % suf if suf else ''), 1)
QListWidgetItem(icon, name, self.view, tp)
self.view.setFocus()
def set_directory(self, path, check_drive=True):
"""
Sets the directory that you want to explore
:param path: str, valid path
:param check_drive: bool,
:return:
"""
self.directory = os.path.realpath(path)
self.path_edit.setText(self.directory)
self.file_edit.setText('')
# If necessary, update selected disk driver
if check_drive:
for loc in self.places:
rb = self.places[loc]
rb.setAutoExclusive(False)
rb.setChecked(loc.lower() == self.directory.lower())
rb.setAutoExclusive(True)
self.update_view()
self.up_button.setEnabled(not self.cant_go_up())
def go_up(self):
"""
Updates the current directory to go to its parent directory
"""
self.set_directory(os.path.dirname(self.directory))
def cant_go_up(self):
"""
Checks whether we can naviage to current selected parent directory or not
:return: bool
"""
return os.path.dirname(self.directory) == self.directory
def activate_directory_from_view(self, name):
"""
Updates selected directory
:param name: str, name of the directory
"""
self.set_directory(os.path.join(self.directory, name))
def activate_file_from_view(self, name):
"""
Updates selected file text and returns its info by accepting it
:param name: str, name of the file
"""
self.select_file_item(name=name)
self.accept()
def select_file_item(self, name):
"""
Updates selected file text and returns its info by accepting it
:param name: str, name of the file
"""
self.file_edit.setText(name)
def select_folder_item(self, name):
"""
Updates selected folder text and returns its info by accepting it
:param name: str, name of the folder
"""
self.file_edit.setText(name)
class LigandSterimol(ToolInstance):
help = "https://github.com/QChASM/SEQCROW/wiki/Ligand-Sterimol-Tool"
SESSION_ENDURING = False
SESSION_SAVE = False
def __init__(self, session, name):
super().__init__(session, name)
from chimerax.ui import MainToolWindow
self.tool_window = MainToolWindow(self)
self.settings = _SterimolSettings(self.session, name)
self._build_ui()
def _build_ui(self):
layout = QFormLayout()
self.radii_option = QComboBox()
self.radii_option.addItems(["Bondi", "UMN"])
ndx = self.radii_option.findText(self.settings.radii, Qt.MatchExactly)
self.radii_option.setCurrentIndex(ndx)
layout.addRow("radii:", self.radii_option)
self.L_option = QComboBox()
self.L_option.addItems([
"to centroid of coordinating atoms",
"bisect angle between coordinating atoms"
])
ndx = self.L_option.findText(self.settings.L_option, Qt.MatchExactly)
self.L_option.setCurrentIndex(ndx)
layout.addRow("L axis:", self.L_option)
self.sterimol2vec = QGroupBox("Sterimol2Vec")
sterimol2vec_layout = QFormLayout(self.sterimol2vec)
self.at_L = QDoubleSpinBox()
self.at_L.setRange(-10, 30)
self.at_L.setDecimals(2)
self.at_L.setSingleStep(0.25)
self.at_L.setValue(self.settings.at_L)
sterimol2vec_layout.addRow("L value:", self.at_L)
layout.addRow(self.sterimol2vec)
self.sterimol2vec.setCheckable(True)
self.sterimol2vec.toggled.connect(lambda x: self.at_L.setEnabled(x))
self.sterimol2vec.setChecked(self.settings.sterimol2vec)
self.display_vectors = QCheckBox()
self.display_vectors.setChecked(self.settings.display_vectors)
layout.addRow("show vectors:", self.display_vectors)
self.display_radii = QCheckBox()
self.display_radii.setChecked(self.settings.display_radii)
layout.addRow("show radii:", self.display_radii)
calc_sterimol_button = QPushButton(
"calculate parameters for selected ligands")
calc_sterimol_button.clicked.connect(self.calc_sterimol)
layout.addRow(calc_sterimol_button)
self.calc_sterimol_button = calc_sterimol_button
remove_sterimol_button = QPushButton("remove Sterimol visualizations")
remove_sterimol_button.clicked.connect(self.del_sterimol)
layout.addRow(remove_sterimol_button)
self.remove_sterimol_button = remove_sterimol_button
self.table = QTableWidget()
self.table.setColumnCount(8)
self.table.setHorizontalHeaderLabels([
'model',
'coord. atoms',
'B\u2081',
'B\u2082',
'B\u2083',
'B\u2084',
'B\u2085',
'L',
])
self.table.setSelectionBehavior(QTableWidget.SelectRows)
self.table.setEditTriggers(QTableWidget.NoEditTriggers)
self.table.resizeColumnToContents(0)
self.table.resizeColumnToContents(1)
self.table.resizeColumnToContents(2)
self.table.resizeColumnToContents(3)
self.table.resizeColumnToContents(4)
self.table.resizeColumnToContents(5)
self.table.resizeColumnToContents(6)
self.table.resizeColumnToContents(7)
self.table.horizontalHeader().setSectionResizeMode(
2, QHeaderView.Stretch)
self.table.horizontalHeader().setSectionResizeMode(
3, QHeaderView.Stretch)
self.table.horizontalHeader().setSectionResizeMode(
4, QHeaderView.Stretch)
self.table.horizontalHeader().setSectionResizeMode(
5, QHeaderView.Stretch)
self.table.horizontalHeader().setSectionResizeMode(
6, QHeaderView.Stretch)
self.table.horizontalHeader().setSectionResizeMode(
7, QHeaderView.Stretch)
layout.addRow(self.table)
menu = QMenuBar()
export = menu.addMenu("&Export")
clear = QAction("Clear data table", self.tool_window.ui_area)
clear.triggered.connect(self.clear_table)
export.addAction(clear)
copy = QAction("&Copy CSV to clipboard", self.tool_window.ui_area)
copy.triggered.connect(self.copy_csv)
shortcut = QKeySequence(Qt.CTRL + Qt.Key_C)
copy.setShortcut(shortcut)
export.addAction(copy)
save = QAction("&Save CSV...", self.tool_window.ui_area)
save.triggered.connect(self.save_csv)
#this shortcut interferes with main window's save shortcut
#I've tried different shortcut contexts to no avail
#thanks Qt...
#shortcut = QKeySequence(Qt.CTRL + Qt.Key_S)
#save.setShortcut(shortcut)
#save.setShortcutContext(Qt.WidgetShortcut)
export.addAction(save)
delimiter = export.addMenu("Delimiter")
comma = QAction("comma", self.tool_window.ui_area, checkable=True)
comma.setChecked(self.settings.delimiter == "comma")
comma.triggered.connect(lambda *args, delim="comma": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(comma)
tab = QAction("tab", self.tool_window.ui_area, checkable=True)
tab.setChecked(self.settings.delimiter == "tab")
tab.triggered.connect(lambda *args, delim="tab": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(tab)
space = QAction("space", self.tool_window.ui_area, checkable=True)
space.setChecked(self.settings.delimiter == "space")
space.triggered.connect(lambda *args, delim="space": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(space)
semicolon = QAction("semicolon",
self.tool_window.ui_area,
checkable=True)
semicolon.setChecked(self.settings.delimiter == "semicolon")
semicolon.triggered.connect(lambda *args, delim="semicolon": self.
settings.__setattr__("delimiter", delim))
delimiter.addAction(semicolon)
add_header = QAction("&Include CSV header",
self.tool_window.ui_area,
checkable=True)
add_header.setChecked(self.settings.include_header)
add_header.triggered.connect(self.header_check)
export.addAction(add_header)
comma.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
comma.triggered.connect(
lambda *args, action=space: action.setChecked(False))
comma.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=space: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
space.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
space.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
space.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=space: action.setChecked(False))
menu.setNativeMenuBar(False)
self._menu = menu
layout.setMenuBar(menu)
menu.setVisible(True)
self.tool_window.ui_area.setLayout(layout)
self.tool_window.manage(None)
def clear_table(self):
are_you_sure = QMessageBox.question(
None,
"Clear table?",
"Are you sure you want to clear the data table?",
)
if are_you_sure != QMessageBox.Yes:
return
self.table.setRowCount(0)
def calc_sterimol(self, *args):
self.settings.radii = self.radii_option.currentText()
self.settings.display_radii = self.display_radii.checkState(
) == Qt.Checked
self.settings.display_vectors = self.display_vectors.checkState(
) == Qt.Checked
self.settings.at_L = self.at_L.value()
self.settings.sterimol2vec = self.sterimol2vec.isChecked()
self.settings.L_option = self.L_option.currentText()
targets, neighbors, datas = sterimol_cmd(
self.session,
selected_atoms(self.session),
radii=self.radii_option.currentText(),
showVectors=self.display_vectors.checkState() == Qt.Checked,
showRadii=self.display_radii.checkState() == Qt.Checked,
return_values=True,
at_L=self.at_L.value() if self.sterimol2vec.isChecked() else None,
bisect_L=self.L_option.currentText() ==
"bisect angle between coordinating atoms",
)
if len(targets) == 0:
return
if self.settings.delimiter == "comma":
delim = ","
elif self.settings.delimiter == "space":
delim = " "
elif self.settings.delimiter == "tab":
delim = "\t"
elif self.settings.delimiter == "semicolon":
delim = ";"
# self.table.setRowCount(0)
for t, b, data in zip(targets, neighbors, datas):
row = self.table.rowCount()
self.table.insertRow(row)
targ = QTableWidgetItem()
targ.setData(Qt.DisplayRole, t)
self.table.setItem(row, 0, targ)
neigh = QTableWidgetItem()
neigh.setData(Qt.DisplayRole, delim.join(b))
self.table.setItem(row, 1, neigh)
l = np.linalg.norm(data["L"][1] - data["L"][0])
b1 = np.linalg.norm(data["B1"][1] - data["B1"][0])
b2 = np.linalg.norm(data["B2"][1] - data["B2"][0])
b3 = np.linalg.norm(data["B3"][1] - data["B3"][0])
b4 = np.linalg.norm(data["B4"][1] - data["B4"][0])
b5 = np.linalg.norm(data["B5"][1] - data["B5"][0])
li = QTableWidgetItem()
li.setData(Qt.DisplayRole, "%.2f" % l)
self.table.setItem(row, 7, li)
b1i = QTableWidgetItem()
b1i.setData(Qt.DisplayRole, "%.2f" % b1)
self.table.setItem(row, 2, b1i)
b2i = QTableWidgetItem()
b2i.setData(Qt.DisplayRole, "%.2f" % b2)
self.table.setItem(row, 3, b2i)
b3i = QTableWidgetItem()
b3i.setData(Qt.DisplayRole, "%.2f" % b3)
self.table.setItem(row, 4, b3i)
b4i = QTableWidgetItem()
b4i.setData(Qt.DisplayRole, "%.2f" % b4)
self.table.setItem(row, 5, b4i)
b5i = QTableWidgetItem()
b5i.setData(Qt.DisplayRole, "%.2f" % b5)
self.table.setItem(row, 6, b5i)
for i in range(0, 7):
if i == 1:
continue
self.table.resizeColumnToContents(i)
def header_check(self, state):
"""user has [un]checked the 'include header' option on the menu"""
if state:
self.settings.include_header = True
else:
self.settings.include_header = False
def get_csv(self):
if self.settings.delimiter == "comma":
delim = ","
elif self.settings.delimiter == "space":
delim = " "
elif self.settings.delimiter == "tab":
delim = "\t"
elif self.settings.delimiter == "semicolon":
delim = ";"
if self.settings.include_header:
s = delim.join([
"substituent_atom", "bonded_atom", "B1", "B2", "B3", "B4",
"B5", "L"
])
s += "\n"
else:
s = ""
for i in range(0, self.table.rowCount()):
s += delim.join([
item.data(Qt.DisplayRole)
for item in [self.table.item(i, j) for j in range(0, 8)]
])
s += "\n"
return s
def copy_csv(self):
app = QApplication.instance()
clipboard = app.clipboard()
csv = self.get_csv()
clipboard.setText(csv)
self.session.logger.status("copied to clipboard")
def save_csv(self):
"""save data on current tab to CSV file"""
filename, _ = QFileDialog.getSaveFileName(filter="CSV Files (*.csv)")
if filename:
s = self.get_csv()
with open(filename, 'w') as f:
f.write(s.strip())
self.session.logger.status("saved to %s" % filename)
def del_sterimol(self):
for model in self.session.models.list(type=Generic3DModel):
if model.name.startswith("Sterimol"):
model.delete()
def display_help(self):
"""Show the help for this tool in the help viewer."""
from chimerax.core.commands import run
run(self.session,
'open %s' % self.help if self.help is not None else "")
class PercentVolumeBuried(ToolInstance):
help = "https://github.com/QChASM/SEQCROW/wiki/Buried-Volume-Tool"
SESSION_ENDURING = False
SESSION_SAVE = False
def __init__(self, session, name):
super().__init__(session, name)
self.tool_window = MainToolWindow(self)
self.settings = _VburSettings(self.session, name)
self.ligand_atoms = []
self._build_ui()
def _build_ui(self):
layout = QGridLayout()
tabs = QTabWidget()
calc_widget = QWidget()
calc_layout = QFormLayout(calc_widget)
settings_widget = QWidget()
settings_layout = QFormLayout(settings_widget)
steric_map_widget = QWidget()
steric_layout = QFormLayout(steric_map_widget)
cutout_widget = QWidget()
vol_cutout_layout = QFormLayout(cutout_widget)
layout.addWidget(tabs)
tabs.addTab(calc_widget, "calculation")
tabs.addTab(settings_widget, "settings")
tabs.addTab(steric_map_widget, "steric map")
tabs.addTab(cutout_widget, "volume cutout")
self.radii_option = QComboBox()
self.radii_option.addItems(["Bondi", "UMN"])
ndx = self.radii_option.findText(self.settings.radii, Qt.MatchExactly)
self.radii_option.setCurrentIndex(ndx)
settings_layout.addRow("radii:", self.radii_option)
self.scale = QDoubleSpinBox()
self.scale.setValue(self.settings.vdw_scale)
self.scale.setSingleStep(0.01)
self.scale.setRange(1., 1.5)
settings_layout.addRow("VDW scale:", self.scale)
set_ligand_atoms = QPushButton("set ligands to current selection")
set_ligand_atoms.clicked.connect(self.set_ligand_atoms)
set_ligand_atoms.setToolTip(
"specify atoms to use in calculation\n" +
"by default, all atoms will be used unless a single center is specified\n"
+
"in the case of a single center, all atoms except the center is used"
)
calc_layout.addRow(set_ligand_atoms)
self.set_ligand_atoms = set_ligand_atoms
self.radius = QDoubleSpinBox()
self.radius.setValue(self.settings.center_radius)
self.radius.setSuffix(" \u212B")
self.radius.setDecimals(1)
self.radius.setSingleStep(0.1)
self.radius.setRange(1., 15.)
settings_layout.addRow("radius around center:", self.radius)
self.method = QComboBox()
self.method.addItems(["Lebedev", "Monte-Carlo"])
self.method.setToolTip("Lebedev: deterministic method\n" +
"Monte-Carlo: non-deterministic method")
ndx = self.method.findText(self.settings.method, Qt.MatchExactly)
self.method.setCurrentIndex(ndx)
settings_layout.addRow("integration method:", self.method)
leb_widget = QWidget()
leb_layout = QFormLayout(leb_widget)
leb_layout.setContentsMargins(0, 0, 0, 0)
self.radial_points = QComboBox()
self.radial_points.addItems(["20", "32", "64", "75", "99", "127"])
self.radial_points.setToolTip(
"more radial points will give more accurate results, but integration will take longer"
)
ndx = self.radial_points.findText(self.settings.radial_points,
Qt.MatchExactly)
self.radial_points.setCurrentIndex(ndx)
leb_layout.addRow("radial points:", self.radial_points)
self.angular_points = QComboBox()
self.angular_points.addItems([
"110", "194", "302", "590", "974", "1454", "2030", "2702", "5810"
])
self.angular_points.setToolTip(
"more angular points will give more accurate results, but integration will take longer"
)
ndx = self.angular_points.findText(self.settings.angular_points,
Qt.MatchExactly)
self.angular_points.setCurrentIndex(ndx)
leb_layout.addRow("angular points:", self.angular_points)
settings_layout.addRow(leb_widget)
mc_widget = QWidget()
mc_layout = QFormLayout(mc_widget)
mc_layout.setContentsMargins(0, 0, 0, 0)
self.min_iter = QSpinBox()
self.min_iter.setValue(self.settings.minimum_iterations)
self.min_iter.setRange(0, 10000)
self.min_iter.setToolTip(
"each iteration is 3000 points\n" +
"iterations continue until convergence criteria are met")
mc_layout.addRow("minimum interations:", self.min_iter)
settings_layout.addRow(mc_widget)
if self.settings.method == "Lebedev":
mc_widget.setVisible(False)
elif self.settings.method == "Monte-Carlo":
leb_widget.setVisible(False)
self.report_component = QComboBox()
self.report_component.addItems(["total", "quadrants", "octants"])
ndx = self.report_component.findText(self.settings.report_component,
Qt.MatchExactly)
self.report_component.setCurrentIndex(ndx)
settings_layout.addRow("report volume:", self.report_component)
self.use_scene = QCheckBox()
self.use_scene.setChecked(self.settings.use_scene)
self.use_scene.setToolTip(
"quadrants/octants will use the orientation the molecule is displayed in"
)
settings_layout.addRow("use display orientation:", self.use_scene)
self.method.currentTextChanged.connect(
lambda text, widget=leb_widget: widget.setVisible(text == "Lebedev"
))
self.method.currentTextChanged.connect(
lambda text, widget=mc_widget: widget.setVisible(text ==
"Monte-Carlo"))
self.use_centroid = QCheckBox()
self.use_centroid.setChecked(self.settings.use_centroid)
self.use_centroid.setToolTip(
"place the center between selected atoms\n" +
"might be useful for polydentate ligands")
calc_layout.addRow("use centroid of centers:", self.use_centroid)
self.steric_map = QCheckBox()
self.steric_map.setChecked(self.settings.steric_map)
self.steric_map.setToolTip(
"produce a 2D projection of steric bulk\ncauses buried volume to be reported for individual quadrants"
)
steric_layout.addRow("create steric map:", self.steric_map)
self.num_pts = QSpinBox()
self.num_pts.setRange(25, 250)
self.num_pts.setValue(self.settings.num_pts)
self.num_pts.setToolTip("number of points along x and y axes")
steric_layout.addRow("number of points:", self.num_pts)
self.include_vbur = QCheckBox()
self.include_vbur.setChecked(self.settings.include_vbur)
steric_layout.addRow("label quadrants with %V<sub>bur</sub>",
self.include_vbur)
self.map_shape = QComboBox()
self.map_shape.addItems(["circle", "square"])
ndx = self.map_shape.findText(self.settings.map_shape, Qt.MatchExactly)
self.map_shape.setCurrentIndex(ndx)
steric_layout.addRow("map shape:", self.map_shape)
self.auto_minmax = QCheckBox()
self.auto_minmax.setChecked(self.settings.auto_minmax)
steric_layout.addRow("automatic min. and max.:", self.auto_minmax)
self.map_min = QDoubleSpinBox()
self.map_min.setRange(-15., 0.)
self.map_min.setSuffix(" \u212B")
self.map_min.setSingleStep(0.1)
self.map_min.setValue(self.settings.map_min)
steric_layout.addRow("minimum value:", self.map_min)
self.map_max = QDoubleSpinBox()
self.map_max.setRange(0., 15.)
self.map_max.setSuffix(" \u212B")
self.map_max.setSingleStep(0.1)
self.map_max.setValue(self.settings.map_max)
steric_layout.addRow("maximum value:", self.map_max)
self.num_pts.setEnabled(self.settings.steric_map)
self.steric_map.stateChanged.connect(
lambda state, widget=self.num_pts: widget.setEnabled(state == Qt.
Checked))
self.include_vbur.setEnabled(self.settings.steric_map)
self.steric_map.stateChanged.connect(
lambda state, widget=self.include_vbur: widget.setEnabled(
state == Qt.Checked))
self.map_shape.setEnabled(self.settings.steric_map)
self.steric_map.stateChanged.connect(
lambda state, widget=self.map_shape: widget.setEnabled(state == Qt.
Checked))
self.auto_minmax.setEnabled(self.settings.steric_map)
self.steric_map.stateChanged.connect(
lambda state, widget=self.auto_minmax: widget.setEnabled(
state == Qt.Checked))
self.map_min.setEnabled(not self.settings.auto_minmax
and self.settings.steric_map)
self.steric_map.stateChanged.connect(
lambda state, widget=self.map_min, widget2=self.auto_minmax: widget
.setEnabled(state == Qt.Checked and not widget2.isChecked()))
self.auto_minmax.stateChanged.connect(
lambda state, widget=self.map_min, widget2=self.steric_map: widget.
setEnabled(not state == Qt.Checked and widget2.isChecked()))
self.map_max.setEnabled(not self.settings.auto_minmax
and self.settings.steric_map)
self.steric_map.stateChanged.connect(
lambda state, widget=self.map_max, widget2=self.auto_minmax: widget
.setEnabled(state == Qt.Checked and not widget2.isChecked()))
self.auto_minmax.stateChanged.connect(
lambda state, widget=self.map_max, widget2=self.steric_map: widget.
setEnabled(not state == Qt.Checked and widget2.isChecked()))
self.display_cutout = QComboBox()
self.display_cutout.addItems(["no", "free", "buried"])
ndx = self.display_cutout.findText(self.settings.display_cutout,
Qt.MatchExactly)
self.display_cutout.setCurrentIndex(ndx)
self.display_cutout.setToolTip("show free or buried volume")
vol_cutout_layout.addRow("display volume:", self.display_cutout)
self.point_spacing = QDoubleSpinBox()
self.point_spacing.setDecimals(3)
self.point_spacing.setRange(0.01, 0.5)
self.point_spacing.setSingleStep(0.005)
self.point_spacing.setSuffix(" \u212B")
self.point_spacing.setValue(self.settings.point_spacing)
self.point_spacing.setToolTip(
"distance between points on cutout\n" +
"smaller spacing will narrow gaps, but increase time to create the cutout"
)
vol_cutout_layout.addRow("point spacing:", self.point_spacing)
self.intersection_scale = QDoubleSpinBox()
self.intersection_scale.setDecimals(2)
self.intersection_scale.setRange(1., 10.)
self.intersection_scale.setSingleStep(0.5)
self.intersection_scale.setSuffix("x")
self.intersection_scale.setToolTip(
"relative density of points where VDW radii intersect\n" +
"higher density will narrow gaps, but increase time to create cutout"
)
self.intersection_scale.setValue(self.settings.intersection_scale)
vol_cutout_layout.addRow("intersection density:",
self.intersection_scale)
self.cutout_labels = QComboBox()
self.cutout_labels.addItems(["none", "quadrants", "octants"])
ndx = self.cutout_labels.findText(self.settings.cutout_labels,
Qt.MatchExactly)
self.cutout_labels.setCurrentIndex(ndx)
vol_cutout_layout.addRow("label sections:", self.cutout_labels)
self.point_spacing.setEnabled(self.settings.display_cutout != "no")
self.intersection_scale.setEnabled(
self.settings.display_cutout != "no")
self.cutout_labels.setEnabled(self.settings.display_cutout != "no")
self.display_cutout.currentTextChanged.connect(
lambda text, widget=self.point_spacing: widget.setEnabled(text !=
"no"))
self.display_cutout.currentTextChanged.connect(
lambda text, widget=self.intersection_scale: widget.setEnabled(
text != "no"))
self.display_cutout.currentTextChanged.connect(
lambda text, widget=self.cutout_labels: widget.setEnabled(text !=
"no"))
calc_vbur_button = QPushButton(
"calculate % buried volume for selected centers")
calc_vbur_button.clicked.connect(self.calc_vbur)
calc_layout.addRow(calc_vbur_button)
self.calc_vbur_button = calc_vbur_button
remove_vbur_button = QPushButton(
"remove % buried volume visualizations")
remove_vbur_button.clicked.connect(self.del_vbur)
vol_cutout_layout.addRow(remove_vbur_button)
self.table = QTableWidget()
self.table.setColumnCount(3)
self.table.setHorizontalHeaderLabels(['model', 'center', '%Vbur'])
self.table.setSelectionBehavior(QTableWidget.SelectRows)
self.table.setEditTriggers(QTableWidget.NoEditTriggers)
self.table.resizeColumnToContents(0)
self.table.resizeColumnToContents(1)
self.table.resizeColumnToContents(2)
self.table.horizontalHeader().setSectionResizeMode(
0, QHeaderView.Interactive)
self.table.horizontalHeader().setSectionResizeMode(
1, QHeaderView.Interactive)
self.table.horizontalHeader().setSectionResizeMode(
2, QHeaderView.Stretch)
calc_layout.addRow(self.table)
menu = QMenuBar()
export = menu.addMenu("&Export")
clear = QAction("Clear data table", self.tool_window.ui_area)
clear.triggered.connect(self.clear_table)
export.addAction(clear)
copy = QAction("&Copy CSV to clipboard", self.tool_window.ui_area)
copy.triggered.connect(self.copy_csv)
shortcut = QKeySequence(Qt.CTRL + Qt.Key_C)
copy.setShortcut(shortcut)
export.addAction(copy)
self.copy = copy
save = QAction("&Save CSV...", self.tool_window.ui_area)
save.triggered.connect(self.save_csv)
#this shortcut interferes with main window's save shortcut
#I've tried different shortcut contexts to no avail
#thanks Qt...
#shortcut = QKeySequence(Qt.CTRL + Qt.Key_S)
#save.setShortcut(shortcut)
#save.setShortcutContext(Qt.WidgetShortcut)
export.addAction(save)
delimiter = export.addMenu("Delimiter")
comma = QAction("comma", self.tool_window.ui_area, checkable=True)
comma.setChecked(self.settings.delimiter == "comma")
comma.triggered.connect(lambda *args, delim="comma": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(comma)
tab = QAction("tab", self.tool_window.ui_area, checkable=True)
tab.setChecked(self.settings.delimiter == "tab")
tab.triggered.connect(lambda *args, delim="tab": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(tab)
space = QAction("space", self.tool_window.ui_area, checkable=True)
space.setChecked(self.settings.delimiter == "space")
space.triggered.connect(lambda *args, delim="space": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(space)
semicolon = QAction("semicolon",
self.tool_window.ui_area,
checkable=True)
semicolon.setChecked(self.settings.delimiter == "semicolon")
semicolon.triggered.connect(lambda *args, delim="semicolon": self.
settings.__setattr__("delimiter", delim))
delimiter.addAction(semicolon)
add_header = QAction("&Include CSV header",
self.tool_window.ui_area,
checkable=True)
add_header.setChecked(self.settings.include_header)
add_header.triggered.connect(self.header_check)
export.addAction(add_header)
comma.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
comma.triggered.connect(
lambda *args, action=space: action.setChecked(False))
comma.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=space: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
space.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
space.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
space.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=space: action.setChecked(False))
menu.setNativeMenuBar(False)
self._menu = menu
layout.setMenuBar(menu)
menu.setVisible(True)
self.tool_window.ui_area.setLayout(layout)
self.tool_window.manage(None)
def clear_table(self):
are_you_sure = QMessageBox.question(
None,
"Clear table?",
"Are you sure you want to clear the data table?",
)
if are_you_sure != QMessageBox.Yes:
return
self.table.setRowCount(0)
def set_ligand_atoms(self):
self.ligand_atoms = selected_atoms(self.session)
self.session.logger.status("set ligand to current selection")
def calc_vbur(self):
args = dict()
cur_sel = selected_atoms(self.session)
if len(cur_sel) == 0:
return
models = []
for atom in cur_sel:
if atom.structure not in models:
models.append(atom.structure)
center = []
for atom in cur_sel:
center.append(atom)
args["center"] = center
radii = self.radii_option.currentText()
self.settings.radii = radii
args["radii"] = radii
scale = self.scale.value()
self.settings.vdw_scale = scale
args["scale"] = scale
radius = self.radius.value()
self.settings.center_radius = radius
args["radius"] = radius
steric_map = self.steric_map.checkState() == Qt.Checked
self.settings.steric_map = steric_map
args["steric_map"] = steric_map
use_scene = self.use_scene.checkState() == Qt.Checked
self.settings.use_scene = use_scene
args["useScene"] = use_scene
num_pts = self.num_pts.value()
self.settings.num_pts = num_pts
args["num_pts"] = num_pts
include_vbur = self.include_vbur.checkState() == Qt.Checked
self.settings.include_vbur = include_vbur
use_centroid = self.use_centroid.checkState() == Qt.Checked
self.settings.use_centroid = use_centroid
args["useCentroid"] = use_centroid
shape = self.map_shape.currentText()
self.settings.map_shape = shape
args["shape"] = shape
report_component = self.report_component.currentText()
self.settings.report_component = report_component
args["reportComponent"] = report_component
method = self.method.currentText()
self.settings.method = method
if method == "Lebedev":
args["method"] = "lebedev"
rad_pts = self.radial_points.currentText()
self.settings.radial_points = rad_pts
args["radialPoints"] = rad_pts
ang_pts = self.angular_points.currentText()
self.settings.angular_points = ang_pts
args["angularPoints"] = ang_pts
elif method == "Monte-Carlo":
args["method"] = "mc"
min_iter = self.min_iter.value()
self.settings.minimum_iterations = min_iter
args["minimumIterations"] = min_iter
display_cutout = self.display_cutout.currentText()
self.settings.display_cutout = display_cutout
if display_cutout != "no":
args["displaySphere"] = display_cutout
if display_cutout != "no":
point_spacing = self.point_spacing.value()
self.settings.point_spacing = point_spacing
args["pointSpacing"] = point_spacing
intersection_scale = self.intersection_scale.value()
self.settings.intersection_scale = intersection_scale
args["intersectionScale"] = intersection_scale
cutout_labels = self.cutout_labels.currentText()
self.settings.cutout_labels = cutout_labels
args["labels"] = cutout_labels
if len(self.ligand_atoms) > 0:
args["onlyAtoms"] = [a for a in self.ligand_atoms if not a.deleted]
if len(args["onlyAtoms"]) == 0:
args["onlyAtoms"] = None
auto_minmax = self.auto_minmax.checkState() == Qt.Checked
self.settings.auto_minmax = auto_minmax
if not auto_minmax:
map_max = self.map_max.value()
self.settings.map_max = map_max
map_min = self.settings.map_min
self.settings.map_min = map_min
info = percent_vbur_cmd(self.session,
models,
return_values=True,
**args)
# self.table.setRowCount(0)
if steric_map:
for mdl, cent, vbur, map_info in info:
row = self.table.rowCount()
self.table.insertRow(row)
m = QTableWidgetItem()
m.setData(Qt.DisplayRole, mdl.name)
self.table.setItem(row, 0, m)
c = QTableWidgetItem()
c.setData(Qt.DisplayRole, cent)
self.table.setItem(row, 1, c)
v = QTableWidgetItem()
if report_component == "octants":
v.setData(Qt.DisplayRole,
",".join(["%.1f" % x for x in vbur]))
elif report_component == "quadrants":
v.setData(
Qt.DisplayRole, ",".join("%.1f" % x for x in [
vbur[0] + vbur[7],
vbur[1] + vbur[6],
vbur[2] + vbur[5],
vbur[3] + vbur[4],
]))
else:
if hasattr(vbur, "__iter__"):
v.setData(Qt.DisplayRole, "%.1f" % sum(vbur))
else:
v.setData(Qt.DisplayRole, "%.1f" % vbur)
v.setTextAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
self.table.setItem(row, 2, v)
x, y, z, min_alt, max_alt = map_info
plot = self.tool_window.create_child_window(
"steric map of %s" % mdl.name, window_class=StericMap)
if auto_minmax:
plot.set_data(x, y, z, min_alt, max_alt, vbur, radius,
include_vbur)
else:
plot.set_data(x, y, z, map_min, map_max, vbur, radius,
include_vbur)
else:
for mdl, cent, vbur in info:
row = self.table.rowCount()
self.table.insertRow(row)
m = QTableWidgetItem()
m.setData(Qt.DisplayRole, mdl.name)
self.table.setItem(row, 0, m)
c = QTableWidgetItem()
c.setData(Qt.DisplayRole, cent)
self.table.setItem(row, 1, c)
v = QTableWidgetItem()
if report_component == "octants":
v.setData(Qt.DisplayRole,
",".join(["%.1f" % x for x in vbur]))
elif report_component == "quadrants":
v.setData(
Qt.DisplayRole, ",".join("%.1f" % x for x in [
vbur[0] + vbur[7],
vbur[1] + vbur[6],
vbur[2] + vbur[5],
vbur[3] + vbur[4],
]))
else:
if hasattr(vbur, "__iter__"):
v.setData(Qt.DisplayRole, "%.1f" % sum(vbur))
else:
v.setData(Qt.DisplayRole, "%.1f" % vbur)
v.setTextAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
self.table.setItem(row, 2, v)
self.table.resizeColumnToContents(1)
self.table.resizeColumnToContents(2)
def header_check(self, state):
"""user has [un]checked the 'include header' option on the menu"""
if state:
self.settings.include_header = True
else:
self.settings.include_header = False
def get_csv(self):
if self.settings.delimiter == "comma":
delim = ","
elif self.settings.delimiter == "space":
delim = " "
elif self.settings.delimiter == "tab":
delim = "\t"
elif self.settings.delimiter == "semicolon":
delim = ";"
if self.settings.include_header:
s = delim.join(["model", "center", "%Vbur"])
s += "\n"
else:
s = ""
for i in range(0, self.table.rowCount()):
s += delim.join([
item.data(Qt.DisplayRole)
for item in [self.table.item(i, j) for j in range(0, 3)]
])
s += "\n"
return s
def copy_csv(self):
app = QApplication.instance()
clipboard = app.clipboard()
csv = self.get_csv()
clipboard.setText(csv)
self.session.logger.status("copied to clipboard")
def save_csv(self):
"""save data on current tab to CSV file"""
filename, _ = QFileDialog.getSaveFileName(filter="CSV Files (*.csv)")
if filename:
s = self.get_csv()
with open(filename, 'w') as f:
f.write(s.strip())
self.session.logger.status("saved to %s" % filename)
def del_vbur(self):
for model in self.session.models.list(type=Surface):
if model.name.startswith("%Vbur") or model.name.startswith(
"%Vfree"):
model.delete()
def display_help(self):
"""Show the help for this tool in the help viewer."""
from chimerax.core.commands import run
run(self.session,
'open %s' % self.help if self.help is not None else "")
class EditStructure(ToolInstance):
help = "https://github.com/QChASM/SEQCROW/wiki/Structure-Modification-Tool"
SESSION_ENDURING = False
SESSION_SAVE = False
def __init__(self, session, name):
super().__init__(session, name)
self.settings = _EditStructureSettings(session, "Structure Modification")
self.tool_window = MainToolWindow(self)
self.close_previous_bool = self.settings.modify
self._build_ui()
def _build_ui(self):
layout = QGridLayout()
self.alchemy_tabs = QTabWidget()
#substitute
substitute_tab = QWidget()
substitute_layout = QGridLayout(substitute_tab)
sublabel = QLabel("substituent name:")
substitute_layout.addWidget(sublabel, 0, 0, Qt.AlignVCenter)
self.subname = QLineEdit()
# self.subname.setText("Et")
sub_completer = NameCompleter(Substituent.list(), self.subname)
self.subname.setCompleter(sub_completer)
self.subname.setToolTip("name of substituent in the AaronTools library or your personal library\nseparate names with commas and uncheck 'modify selected structure' to create several structures")
substitute_layout.addWidget(self.subname, 0, 1, Qt.AlignVCenter)
open_sub_lib = QPushButton("from library...")
open_sub_lib.clicked.connect(self.open_sub_selector)
substitute_layout.addWidget(open_sub_lib, 0, 2, Qt.AlignTop)
substitute_layout.addWidget(QLabel("modify selected structure:"), 1, 0, 1, 1, Qt.AlignVCenter)
self.close_previous_sub = QCheckBox()
self.close_previous_sub.setToolTip("checked: selected structure will be modified\nunchecked: new model will be created for the modified structure")
self.close_previous_sub.setChecked(self.settings.modify)
self.close_previous_sub.stateChanged.connect(self.close_previous_change)
substitute_layout.addWidget(self.close_previous_sub, 1, 1, 1, 2, Qt.AlignTop)
substitute_layout.addWidget(QLabel("relax substituent:"), 2, 0, 1, 1, Qt.AlignVCenter)
self.minimize = QCheckBox()
self.minimize.setToolTip("spin the added substituents to try to minimize the LJ potential energy")
self.minimize.setChecked(self.settings.minimize)
substitute_layout.addWidget(self.minimize, 2, 1, 1, 1, Qt.AlignTop)
substitute_layout.addWidget(QLabel("guess previous substituent:"), 3, 0, 1, 1, Qt.AlignVCenter)
self.guess_old = QCheckBox()
self.guess_old.setToolTip("checked: leave the longest connected fragment in the residue\nunchecked: previous substituent must be selected")
self.guess_old.setChecked(self.settings.guess)
self.guess_old.stateChanged.connect(lambda state, settings=self.settings: settings.__setattr__("guess", True if state == Qt.Checked else False))
substitute_layout.addWidget(self.guess_old, 3, 1, 1, 2, Qt.AlignTop)
substitute_layout.addWidget(QLabel("new residue:"), 5, 0, 1, 1, Qt.AlignVCenter)
self.new_residue = QCheckBox()
self.new_residue.setToolTip("put the new substituent in its own residue instead\nof adding it to the residue of the old substituent")
self.new_residue.setChecked(self.settings.new_residue)
self.new_residue.stateChanged.connect(lambda state, settings=self.settings: settings.__setattr__("new_residue", True if state == Qt.Checked else False))
substitute_layout.addWidget(self.new_residue, 5, 1, 1, 2, Qt.AlignTop)
substitute_layout.addWidget(QLabel("use distance names:"), 4, 0, 1, 1, Qt.AlignVCenter)
self.use_greek = QCheckBox()
self.use_greek.setChecked(self.settings.use_greek)
self.use_greek.setToolTip("indicate distance from point of attachment with atom name")
substitute_layout.addWidget(self.use_greek, 4, 1, 1, 1, Qt.AlignTop)
substitute_layout.addWidget(QLabel("change residue name:"), 6, 0, 1, 1, Qt.AlignVCenter)
self.new_sub_name = QLineEdit()
self.new_sub_name.setToolTip("change name of modified residues")
self.new_sub_name.setPlaceholderText("leave blank to keep current")
substitute_layout.addWidget(self.new_sub_name, 6, 1, 1, 2, Qt.AlignTop)
substitute_button = QPushButton("substitute current selection")
substitute_button.clicked.connect(self.do_substitute)
substitute_layout.addWidget(substitute_button, 7, 0, 1, 3, Qt.AlignTop)
self.substitute_button = substitute_button
substitute_layout.setRowStretch(0, 0)
substitute_layout.setRowStretch(1, 0)
substitute_layout.setRowStretch(2, 0)
substitute_layout.setRowStretch(3, 0)
substitute_layout.setRowStretch(4, 0)
substitute_layout.setRowStretch(5, 0)
substitute_layout.setRowStretch(6, 0)
substitute_layout.setRowStretch(7, 1)
#map ligand
maplig_tab = QWidget()
maplig_layout = QGridLayout(maplig_tab)
liglabel = QLabel("ligand name:")
maplig_layout.addWidget(liglabel, 0, 0, Qt.AlignVCenter)
self.ligname = QLineEdit()
lig_completer = NameCompleter(Component.list(), self.ligname)
self.ligname.setCompleter(lig_completer)
self.ligname.setToolTip("name of ligand in the AaronTools library or your personal library\nseparate names with commas and uncheck 'modify selected structure' to create several structures")
maplig_layout.addWidget(self.ligname, 0, 1, Qt.AlignVCenter)
open_lig_lib = QPushButton("from library...")
open_lig_lib.clicked.connect(self.open_lig_selector)
maplig_layout.addWidget(open_lig_lib, 0, 2, Qt.AlignTop)
maplig_layout.addWidget(QLabel("modify selected structure:"), 1, 0, 1, 1, Qt.AlignVCenter)
self.close_previous_lig = QCheckBox()
self.close_previous_lig.setToolTip("checked: selected structure will be modified\nunchecked: new model will be created for the modified structure")
self.close_previous_lig.setChecked(self.settings.modify)
self.close_previous_lig.stateChanged.connect(self.close_previous_change)
maplig_layout.addWidget(self.close_previous_lig, 1, 1, 1, 2, Qt.AlignTop)
maplig_button = QPushButton("swap ligand with selected coordinating atoms")
maplig_button.clicked.connect(self.do_maplig)
maplig_layout.addWidget(maplig_button, 2, 0, 1, 3, Qt.AlignTop)
self.maplig_button = maplig_button
start_structure_button = QPushButton("place in:")
self.lig_model_selector = ModelComboBox(self.session, addNew=True)
start_structure_button.clicked.connect(self.do_new_lig)
maplig_layout.addWidget(start_structure_button, 3, 0, 1, 1, Qt.AlignTop)
maplig_layout.addWidget(self.lig_model_selector, 3, 1, 1, 2, Qt.AlignTop)
maplig_layout.setRowStretch(0, 0)
maplig_layout.setRowStretch(1, 0)
maplig_layout.setRowStretch(2, 0)
maplig_layout.setRowStretch(3, 1)
#close ring
closering_tab = QWidget()
closering_layout = QGridLayout(closering_tab)
ringlabel = QLabel("ring name:")
closering_layout.addWidget(ringlabel, 0, 0, Qt.AlignVCenter)
self.ringname = QLineEdit()
ring_completer = NameCompleter(Ring.list(), self.ringname)
self.ringname.setCompleter(ring_completer)
self.ringname.setToolTip("name of ring in the AaronTools library or your personal library\nseparate names with commas and uncheck 'modify selected structure' to create several structures")
closering_layout.addWidget(self.ringname, 0, 1, Qt.AlignVCenter)
open_ring_lib = QPushButton("from library...")
open_ring_lib.clicked.connect(self.open_ring_selector)
closering_layout.addWidget(open_ring_lib, 0, 2, Qt.AlignTop)
closering_layout.addWidget(QLabel("modify selected structure:"), 1, 0, 1, 1, Qt.AlignVCenter)
self.close_previous_ring = QCheckBox()
self.close_previous_ring.setToolTip("checked: selected structure will be modified\nunchecked: new model will be created for the modified structure")
self.close_previous_ring.setChecked(self.settings.modify)
self.close_previous_ring.stateChanged.connect(self.close_previous_change)
closering_layout.addWidget(self.close_previous_ring, 1, 1, 1, 2, Qt.AlignTop)
closering_layout.addWidget(QLabel("try multiple:"), 2, 0, 1, 1, Qt.AlignVCenter)
self.minimize_ring = QCheckBox()
self.minimize_ring.setToolTip("try to use other versions of this ring in the library to find the one that fits best")
self.minimize_ring.setChecked(self.settings.minimize_ring)
closering_layout.addWidget(self.minimize_ring, 2, 1, 1, 2, Qt.AlignTop)
closering_layout.addWidget(QLabel("new residue name:"), 3, 0, 1, 1, Qt.AlignVCenter)
self.new_ring_name = QLineEdit()
self.new_ring_name.setToolTip("change name of modified residues")
self.new_ring_name.setPlaceholderText("leave blank to keep current")
closering_layout.addWidget(self.new_ring_name, 3, 1, 1, 2, Qt.AlignTop)
closering_button = QPushButton("put a ring on current selection")
closering_button.clicked.connect(self.do_fusering)
closering_layout.addWidget(closering_button, 4, 0, 1, 3, Qt.AlignTop)
self.closering_button = closering_button
start_structure_button = QPushButton("place in:")
self.ring_model_selector = ModelComboBox(self.session, addNew=True)
start_structure_button.clicked.connect(self.do_new_ring)
closering_layout.addWidget(start_structure_button, 5, 0, 1, 1, Qt.AlignTop)
closering_layout.addWidget(self.ring_model_selector, 5, 1, 1, 2, Qt.AlignTop)
closering_layout.setRowStretch(0, 0)
closering_layout.setRowStretch(1, 0)
closering_layout.setRowStretch(2, 0)
closering_layout.setRowStretch(3, 0)
closering_layout.setRowStretch(4, 0)
closering_layout.setRowStretch(5, 1)
#change element
changeelement_tab = QWidget()
changeelement_layout = QFormLayout(changeelement_tab)
self.element = ElementButton("C", single_state=True)
self.element.clicked.connect(self.open_ptable)
changeelement_layout.addRow("element:", self.element)
self.vsepr = QComboBox()
self.vsepr.addItems([
"do not change", # 0
"linear (1 bond)", # 1
"linear (2 bonds)", # 2
"trigonal planar (2 bonds)", # 3
"tetrahedral (2 bonds)", # 4
"trigonal planar", # 5
"tetrahedral (3 bonds)", # 6
"T-shaped", # 7
"trigonal pyramidal", # 8
"tetrahedral", # 9
"sawhorse", #10
"seesaw", #11
"square planar", #12
"trigonal bipyramidal", #13
"square pyramidal", #14
"pentagonal", #15
"octahedral", #16
"hexagonal", #17
"trigonal prismatic", #18
"pentagonal pyramidal", #19
"capped octahedral", #20
"capped trigonal prismatic", #21
"heptagonal", #22
"hexagonal pyramidal", #23
"pentagonal bipyramidal", #24
"biaugmented trigonal prismatic", #25
"cubic", #26
"elongated trigonal bipyramidal", #27
"hexagonal bipyramidal", #28
"heptagonal pyramidal", #29
"octagonal", #30
"square antiprismatic", #31
"trigonal dodecahedral", #32
"capped cube", #33
"capped square antiprismatic", #34
"enneagonal", #35
"heptagonal bipyramidal", #36
"hula-hoop", #37
"triangular cupola", #38
"tridiminished icosahedral", #39
"muffin", #40
"octagonal pyramidal", #41
"tricapped trigonal prismatic", #42
])
self.vsepr.setCurrentIndex(9)
self.vsepr.insertSeparator(33)
self.vsepr.insertSeparator(25)
self.vsepr.insertSeparator(20)
self.vsepr.insertSeparator(16)
self.vsepr.insertSeparator(13)
self.vsepr.insertSeparator(8)
self.vsepr.insertSeparator(5)
self.vsepr.insertSeparator(2)
self.vsepr.insertSeparator(1)
self.vsepr.insertSeparator(0)
changeelement_layout.addRow("geometry:", self.vsepr)
self.change_bonds = QCheckBox()
self.change_bonds.setChecked(self.settings.change_bonds)
changeelement_layout.addRow("adjust bond lengths:", self.change_bonds)
change_element_button = QPushButton("change selected elements")
change_element_button.clicked.connect(self.do_change_element)
changeelement_layout.addRow(change_element_button)
self.change_element_button = change_element_button
start_structure_button = QPushButton("place in:")
self.model_selector = ModelComboBox(self.session, addNew=True)
start_structure_button.clicked.connect(self.do_new_atom)
changeelement_layout.addRow(start_structure_button, self.model_selector)
delete_atoms_button = QPushButton("delete selected atoms")
delete_atoms_button.clicked.connect(self.delete_atoms)
changeelement_layout.addRow(delete_atoms_button)
self.alchemy_tabs.addTab(substitute_tab, "substitute")
self.alchemy_tabs.addTab(maplig_tab, "swap ligand")
self.alchemy_tabs.addTab(closering_tab, "fuse ring")
self.alchemy_tabs.addTab(changeelement_tab, "change element")
layout.addWidget(self.alchemy_tabs)
self.tool_window.ui_area.setLayout(layout)
self.tool_window.manage(None)
def close_previous_change(self, state):
if state == Qt.Checked:
self.settings.modify = True
for checkbox in [self.close_previous_lig, self.close_previous_sub, self.close_previous_ring]:
checkbox.setChecked(True)
self.close_previous_bool = True
else:
self.settings.modify = False
for checkbox in [self.close_previous_lig, self.close_previous_sub, self.close_previous_ring]:
checkbox.setChecked(False)
self.close_previous_bool = False
def do_substitute(self):
subnames = self.subname.text()
new_name = self.new_sub_name.text()
use_attached = not self.guess_old.isChecked()
minimize = self.minimize.isChecked()
new_residue = self.new_residue.isChecked()
use_greek = self.use_greek.isChecked()
self.settings.minimize = minimize
self.settings.use_greek = use_greek
if len(new_name.strip()) > 0:
run(
self.session,
"substitute sel substituents %s newName %s guessAttachment %s modify %s minimize %s useRemoteness %s newResidue %s" %
(
subnames,
new_name,
not use_attached,
self.close_previous_bool,
minimize,
use_greek,
new_residue,
)
)
else:
run(
self.session,
"substitute sel substituents %s guessAttachment %s modify %s minimize %s useRemoteness %s newResidue %s" %
(
subnames,
not use_attached,
self.close_previous_bool,
minimize,
use_greek,
new_residue,
)
)
def open_sub_selector(self):
self.tool_window.create_child_window("select substituents", window_class=SubstituentSelection, textBox=self.subname)
def do_maplig(self):
lignames = self.ligname.text()
selection = selected_atoms(self.session)
if len(selection) < 1:
raise RuntimeWarning("nothing selected")
models = {}
for atom in selection:
if atom.structure not in models:
models[atom.structure] = [AtomSpec(atom.atomspec)]
else:
models[atom.structure].append(AtomSpec(atom.atomspec))
first_pass = True
new_structures = []
for ligname in lignames.split(','):
ligname = ligname.strip()
lig = Component(ligname)
for model in models:
if self.close_previous_bool and first_pass:
rescol = ResidueCollection(model)
elif self.close_previous_bool and not first_pass:
raise RuntimeError("only the first model can be replaced")
else:
model_copy = model.copy()
rescol = ResidueCollection(model_copy)
for i, atom in enumerate(model.atoms):
rescol.atoms[i].atomspec = atom.atomspec
rescol.atoms[i].add_tag(atom.atomspec)
rescol.atoms[i].chix_atom = atom
target = rescol.find(models[model])
if len(target) % len(lig.key_atoms) == 0:
k = 0
ligands = []
while k != len(target):
res_lig = ResidueCollection(lig.copy(), comment=lig.comment)
res_lig.parse_comment()
res_lig = Component(res_lig, key_atoms = ",".join([str(k + 1) for k in res_lig.other["key_atoms"]]))
ligands.append(res_lig)
k += len(lig.key_atoms)
else:
raise RuntimeError("number of key atoms no not match: %i now, new ligand has %i" % (len(target), len(lig.key_atoms)))
rescol.map_ligand(ligands, target)
for center_atom in rescol.center:
center_atom.connected = set([])
for atom in rescol.atoms:
if atom not in rescol.center:
if center_atom.is_connected(atom):
atom.connected.add(center_atom)
center_atom.connected.add(atom)
if self.close_previous_bool:
rescol.update_chix(model)
else:
struc = rescol.get_chimera(self.session)
new_structures.append(struc)
first_pass = False
if not self.close_previous_bool:
self.session.models.add(new_structures)
def open_lig_selector(self):
self.tool_window.create_child_window("select ligands", window_class=LigandSelection, textBox=self.ligname)
def do_fusering(self):
ring_names = self.ringname.text()
new_name = self.new_ring_name.text()
minimize_ring = self.minimize_ring.isChecked()
self.settings.minimize_ring = minimize_ring
if len(new_name.strip()) > 0:
run(
self.session,
"fuseRing sel rings %s newName %s modify %s minimize %s" % (
ring_names,
new_name,
self.close_previous_bool,
minimize_ring,
)
)
else:
run(
self.session,
"fuseRing sel rings %s modify %s minimize %s" % (
ring_names,
self.close_previous_bool,
minimize_ring,
)
)
def open_ring_selector(self):
self.tool_window.create_child_window("select rings", window_class=RingSelection, textBox=self.ringname)
def open_ptable(self):
self.tool_window.create_child_window("select element", window_class=_PTable, button=self.element)
def display_help(self):
"""Show the help for this tool in the help viewer."""
from chimerax.core.commands import run
run(self.session,
'open %s' % self.help if self.help is not None else "")
def do_change_element(self):
element = self.element.text()
adjust_bonds = self.change_bonds.isChecked()
self.settings.change_bonds = adjust_bonds
vsepr = self.vsepr.currentText()
if vsepr == "do not change":
vsepr = False
elif vsepr == "linear (1 bond)":
vsepr = "linear 1"
goal = 1
elif vsepr == "linear (2 bonds)":
vsepr = "linear 2"
goal = 2
elif vsepr == "trigonal planar (2 bonds)":
vsepr = "bent 2 planar"
goal = 2
elif vsepr == "tetrahedral (2 bonds)":
vsepr = "bent 2 tetrahedral"
goal = 2
elif vsepr == "trigonal planar":
goal = 3
elif vsepr == "tetrahedral (3 bonds)":
vsepr = "bent 3 tetrahedral"
goal = 3
else:
goal = len(Atom.get_shape(vsepr)) - 1
sel = selected_atoms(self.session)
models, _ = guessAttachmentTargets(sel, self.session, allow_adjacent=False)
for model in models:
conv_res = list(models[model].keys())
for res in models[model]:
for target in models[model][res]:
for neighbor in target.neighbors:
if neighbor.residue not in conv_res:
conv_res.append(neighbor.residue)
for pbg in self.session.models.list(type=PseudobondGroup):
for pbond in pbg.pseudobonds:
if target in pbond.atoms and all(atom.structure is model for atom in pbond.atoms):
other_atom = pbond.other_atom(target)
if other_atom.residue not in conv_res:
conv_res.append(other_atom.residue)
rescol = ResidueCollection(model, convert_residues=conv_res)
for res in models[model]:
residue = [resi for resi in rescol.residues if resi.chix_residue is res][0]
for target in models[model][res]:
targ = rescol.find_exact(AtomSpec(target.atomspec))[0]
adjust_hydrogens = vsepr
if vsepr is not False:
cur_bonds = len(targ.connected)
change_Hs = goal - cur_bonds
adjust_hydrogens = (change_Hs, vsepr)
residue.change_element(targ,
element,
adjust_bonds=adjust_bonds,
adjust_hydrogens=adjust_hydrogens,
)
residue.update_chix(res)
def do_new_ring(self):
rings = self.ringname.text()
for ring in rings.split(","):
ring = ring.strip()
rescol = ResidueCollection(Ring(ring))
model = self.ring_model_selector.currentData()
if model is None:
chix = rescol.get_chimera(self.session)
self.session.models.add([chix])
apply_seqcrow_preset(chix, fallback="Ball-Stick-Endcap")
self.ring_model_selector.setCurrentIndex(self.ring_model_selector.count()-1)
else:
res = model.new_residue("new", "a", len(model.residues)+1)
rescol.residues[0].update_chix(res)
run(self.session, "select add %s" % " ".join([atom.atomspec for atom in res.atoms]))
def do_new_lig(self):
ligands = self.ligname.text()
for lig in ligands.split(","):
lig = lig.strip()
rescol = ResidueCollection(Component(lig))
model = self.lig_model_selector.currentData()
if model is None:
chix = rescol.get_chimera(self.session)
self.session.models.add([chix])
apply_seqcrow_preset(chix, fallback="Ball-Stick-Endcap")
self.lig_model_selector.setCurrentIndex(self.lig_model_selector.count()-1)
else:
res = model.new_residue("new", "a", len(model.residues)+1)
rescol.residues[0].update_chix(res)
run(self.session, "select add %s" % " ".join([atom.atomspec for atom in res.atoms]))
def do_new_atom(self):
element = self.element.text()
adjust_bonds = self.change_bonds.isChecked()
self.settings.change_bonds = adjust_bonds
vsepr = self.vsepr.currentText()
if vsepr == "do not change":
vsepr = False
elif vsepr == "linear (1 bond)":
vsepr = "linear 1"
elif vsepr == "linear (2 bonds)":
vsepr = "linear 2"
elif vsepr == "trigonal planar (2 bonds)":
vsepr = "bent 2 planar"
elif vsepr == "tetrahedral (2 bonds)":
vsepr = "bent 2 tetrahedral"
elif vsepr == "tetrahedral (3 bonds)":
vsepr = "bent 3 tetrahedral"
if vsepr:
atoms = Atom.get_shape(vsepr)
atoms[0].element = element
for atom in atoms[1:]:
atom.element = "H"
if adjust_bonds:
# this works b/c all atoms are 1 angstrom from the center
# just multiply by the distance we want
expected_dist = RADII[element] + RADII["H"]
for atom in atoms[1:]:
atom.coords *= expected_dist
for atom in atoms[1:]:
atoms[0].connected.add(atom)
atom.connected.add(atoms[0])
else:
atoms = [Atom(element=element, coords=np.zeros(3))]
rescol = ResidueCollection(atoms, name="new", refresh_connected=False)
model = self.model_selector.currentData()
if model is None:
chix = rescol.get_chimera(self.session)
self.session.models.add([chix])
apply_seqcrow_preset(chix, fallback="Ball-Stick-Endcap")
self.model_selector.setCurrentIndex(self.model_selector.count()-1)
else:
res = model.new_residue("new", "a", len(model.residues)+1)
rescol.residues[0].update_chix(res)
run(self.session, "select add %s" % " ".join([atom.atomspec for atom in res.atoms]))
def delete_atoms(self, *args):
atoms = selected_atoms(self.session)
for atom in atoms:
atom.delete()
def delete(self):
self.ring_model_selector.deleteLater()
self.lig_model_selector.deleteLater()
self.model_selector.deleteLater()
return super().delete()
def close(self):
self.ring_model_selector.deleteLater()
self.lig_model_selector.deleteLater()
self.model_selector.deleteLater()
return super().close()
