Example #1
0
def ligand_comp_org(file_in,
                    file_init_geo,
                    catoms_arr,
                    flag_deleteH=True,
                    flag_loose=False,
                    flag_lbd=True,
                    debug=False,
                    depth=3,
                    BondedOct=False):
    liglist, liglist_init, flag_match = match_lig_list(file_in,
                                                       file_init_geo,
                                                       catoms_arr,
                                                       flag_loose,
                                                       flag_lbd,
                                                       debug=debug,
                                                       depth=depth,
                                                       BondedOct=BondedOct)
    if debug:
        print(('lig_list:', liglist, len(liglist)))
        print(('lig_list_init:', liglist_init, len(liglist_init)))
    if flag_lbd:
        mymol_xyz = 'mymol_trunc_tmp.xyz'
        initmol_xyz = 'init_trunc_tmp.xyz'
    else:
        mymol_xyz = file_in
        initmol_xyz = file_init_geo
    if flag_match:
        rmsd_arr, max_atom_dist_arr = [], []
        for idx, lig in enumerate(liglist):
            lig_init = liglist_init[idx]
            if debug:
                print(('----This is %d th piece of ligand.' % (idx + 1)))
                print(('ligand is:', lig, lig_init))
            posi_shift = 2
            # Create mol3D without a tmp file.
            _start = time.clock()
            with open(mymol_xyz, 'r') as fo:
                foo = []
                for ii, line in enumerate(fo):
                    if (ii - posi_shift) in lig:
                        if debug:
                            print(('line is', line))
                        foo.append(line)
            tmp_mol = mol3D()
            tmp_mol = readfromtxt(tmp_mol, foo)
            with open(initmol_xyz, 'r') as fo:
                foo = []
                for ii, line in enumerate(fo):
                    if (ii - posi_shift) in lig_init:
                        if debug:
                            print(('line is', line))
                        foo.append(line)
            tmp_org_mol = mol3D()
            tmp_org_mol = readfromtxt(tmp_org_mol, foo)
            _elapsed = (time.clock() - _start)
            # print('-reading txt:', _elapsed)
            if debug:
                print(('# atoms: %d, init: %d' %
                       (tmp_mol.natoms, tmp_org_mol.natoms)))
                print(('!!!!atoms:', [x.symbol() for x in tmp_mol.getAtoms()],
                       [x.symbol() for x in tmp_org_mol.getAtoms()]))
            if flag_deleteH:
                tmp_mol.deleteHs()
                tmp_org_mol.deleteHs()
            mol0, U, d0, d1 = kabsch(tmp_org_mol, tmp_mol)
            rmsd = tmp_mol.rmsd(tmp_org_mol)
            rmsd_arr.append(rmsd)
            atom_dist_max = tmp_mol.maxatomdist(tmp_org_mol)
            max_atom_dist_arr.append(atom_dist_max)
            if debug:
                print(('rmsd:', rmsd))
                print(('atom_dist_max', atom_dist_max))
        rmsd_max = max(rmsd_arr)
        atom_dist_max = max(max_atom_dist_arr)
    else:
        rmsd_max, atom_dist_max = 'lig_mismatch', 'lig_mismatch'
    return rmsd_max, atom_dist_max
Example #2
0
def ligand_comp_org(file_in, file_init_geo, catoms_arr, flag_deleteH=True, flag_loose=False,
                    flag_lbd=True, debug=False, depth=3, BondedOct=False):
    liglist, liglist_init, flag_match = match_lig_list(file_in, file_init_geo,
                                                       catoms_arr,
                                                       flag_loose, flag_lbd,
                                                       debug=debug, depth=depth,
                                                       BondedOct=BondedOct)
    if debug:
        print('lig_list:', liglist, len(liglist))
        print('lig_list_init:', liglist_init, len(liglist_init))
    if flag_lbd:
        mymol_xyz = 'mymol_trunc_tmp.xyz'
        initmol_xyz = 'init_trunc_tmp.xyz'
    else:
        mymol_xyz = file_in
        initmol_xyz = file_init_geo
    if flag_match:
        rmsd_arr, max_atom_dist_arr = [], []
        for idx, lig in enumerate(liglist):
            lig_init = liglist_init[idx]
            if debug:
                print('----This is %d th piece of ligand.' % (idx + 1))
                print('ligand is:', lig, lig_init)
            posi_shift = 2
            ## Create mol3D without a tmp file.
            _start = time.clock()
            with open(mymol_xyz, 'r') as fo:
                foo = []
                for ii, line in enumerate(fo):
                    if (ii - posi_shift) in lig:
                        if debug:
                            print('line is', line)
                        foo.append(line)
            tmp_mol = mol3D()
            tmp_mol = readfromtxt(tmp_mol, foo)
            with open(initmol_xyz, 'r') as fo:
                foo = []
                for ii, line in enumerate(fo):
                    if (ii - posi_shift) in lig_init:
                        if debug:
                            print('line is', line)
                        foo.append(line)
            tmp_org_mol = mol3D()
            tmp_org_mol = readfromtxt(tmp_org_mol, foo)
            _elapsed = (time.clock() - _start)
            # print('-reading txt:', _elapsed)
            if debug:
                print('# atoms: %d, init: %d' % (tmp_mol.natoms, tmp_org_mol.natoms))
                print('!!!!atoms:', [x.symbol() for x in tmp_mol.getAtoms()],
                      [x.symbol() for x in tmp_org_mol.getAtoms()])
            if flag_deleteH:
                tmp_mol.deleteHs()
                tmp_org_mol.deleteHs()
            mol0, U, d0, d1 = kabsch(tmp_org_mol, tmp_mol)
            rmsd = tmp_mol.rmsd(tmp_org_mol)
            rmsd_arr.append(rmsd)
            atom_dist_max = tmp_mol.maxatomdist(tmp_org_mol)
            max_atom_dist_arr.append(atom_dist_max)
            if debug:
                print('rmsd:', rmsd)
                print('atom_dist_max', atom_dist_max)
        rmsd_max = max(rmsd_arr)
        atom_dist_max = max(max_atom_dist_arr)
    else:
        rmsd_max, atom_dist_max = 'lig_mismatch', 'lig_mismatch'
    return rmsd_max, atom_dist_max