def create_keggids_csv(filename, org):
'''
Extract keggids for an organism and save it to a csv file
args: filename is the file containing gene name/ locus for all the organism genes
org is the abrievation of the organism in kegg
'''
#Open csv as panda dataframe (df)
df = pd.read_csv(filename, sep="\t", tupleize_cols=1)
gene_list = tuple(df['Locus'].tolist())
bid_list = tuple(df['Locus tag'].tolist())
kid_list = []
k = KEGG()
#find keggid for each genes
for gene in bid_list:
kstrg = (k.find(org, gene))
kid_list.append(kstrg.split()[1])
#create new df and save it to csv
new_df = pd.DataFrame(columns=['gene', 'b_id', 'kegg_id'])
new_df.gene = gene_list
new_df.b_id = bid_list
new_df.kegg_id = kid_list
new_df.to_csv("ecoli_keggids.csv", sep="\t", index=False)
def print_alignment_kegg(model):
f = open("cor.txt")
f_o = open("cor_readable.txt", "w")
kegg = KEGG()
for i in f:
if ":***:" in i:
k, b = i.split(":***:")
b = b.strip()
if not k == "MULTIR":
k = kegg.get(k)
i1 = k.find("NAME") + 4
i2 = k[i1:].find("\n")
k = k[i1:i1 + i2].strip()
if not b == "MULTIR":
b = model.reactions[b]
print(k, ":***:", b)
f_o.write(k + ":***:" + b + "\n")
f.close()
f_o.close()
def show_pathway():
"""
function that shows p53 pathway in KEGG
"""
k = KEGG(verbose=True)
k.lookfor_pathway("p53 signaling pathway - H**o sapiens (human)")
print(k.show_pathway("path:hsa04115"))
def extract_sequences(dict, flist):
'''
Get orthologs sequences on KEGG and write to a fasta file for each kegg id
arg: dictionnary with keggid as key and orthologs as value (list)
'''
k = KEGG()
ocount = {}
#loop through orthologs dictionnary to get sequences from kegg
for key, list in dict.items():
#print(key)
if (key + ".fas") in flist:
print(key + " is already created !!!")
continue
#create string with sequences to write fasta file for each genes
string = ""
for x in range(0, len(list)):
for i in range(0, len(list[x])):
data_seq = k.get(list[x][i], option="ntseq", parse=True)
string = string + data_seq + "\n"
#print(data_seq)
print("writing : " + key + ".fas")
#write file
with open(os.path.join('orthologs_fastas/', key + '.fas'), 'w') as f:
read_data = f.write(string)
f.closed
def pathwayInfo(code):
# Function to get info about a pathway, from the code
# Intialize searcher
kSearcher = KEGG()
# Get result and parse it in a dictionnary
result = kSearcher.get(code)
# Add code at the begining of the list
dictResult = kSearcher.parse(result)
# Initialize an empty list
pathwayList = []
# If name exist as a key in dictionnary, else 'NA' insted
pathwayList.append(code)
if 'NAME' in dictResult.keys():
# If pathway name is a string comma separated, replace comma by semicolon
# Fix to avoid wrong column formating at the end of the script
nameStr = str(dictResult['NAME'][0].replace(',', ';'))
pathwayList.append(nameStr)
else:
pathwayList.append('NA')
# If class exist as a key in dictionnary, else 'NA' instead
if 'CLASS' in dictResult.keys():
# If pathway name is a string comma separated, replace comma by semicolon
# Fix to avoid wrong column formating at the end of the script
classStr = str(dictResult['CLASS']).replace(',', ';')
pathwayList.append(classStr)
else:
pathwayList.append('NA')
return pathwayList
def get_genes_from_kegg_pathway(pathway):
from bioservices.kegg import KEGG
k = KEGG()
k.organism = 'hsa'
pathway = k.get(pathway)
genes = k.parse(pathway)['GENE']
entrez, symbol = zip(*[i.split(' ') for i in genes])
return symbol
def get_kegg_info(stId):
"""
Get kegg dict by pathway id.
"""
k = KEGG()
data = k.get(stId)
dict_data = k.parse(data)
return dict_data
def retrieve_kegg_formula(reactome_compound_name):
k = KEGG()
compound_name = reactome_compound_name.replace('COMPOUND', 'cpd')
res = k.get(compound_name).split('\n')
for line in res:
if line.startswith('FORMULA'):
formula = line.split()[1] # get the second token
return formula
return None
def get_single_compound_metadata_online(compound_id):
if compound_id.upper().startswith('C'):
s = KEGG()
res = s.get(compound_id)
return s.parse(res)
else:
ch = ChEBI()
res = ch.getCompleteEntity('CHEBI:'+compound_id)
return res
def load_kegg(gene, organism):
k = KEGG()
result_line = ''
try:
a = k.get_pathway_by_gene(gene, organism)
if a:
k_list = list(a.values())
result_line = ', '.join(k_list)
except:
print(" Gene '{0}' is not in KEGG database".format(gene))
return result_line
def __connect(self, organism_code):
"""
Purpose: Connect to the KEGG database specified by organism_code.
@param organism_code: Use 'hsa' to connect to h**o sapien.
@return: n/a
"""
k = KEGG()
k.organism = organism_code
return k
def extract_orthologs(filename):
'''
Create dictionnary with keggid as key and list of orthologs as value
arg: csv with keggids
return : dict with orthologs
'''
orthos_dict = {}
k = KEGG()
#get list of gammaproteobacteria from csv
df = pd.read_csv(filename, sep="\t", tupleize_cols=1)
df_gamma = pd.read_csv('gammaproteo.csv', sep="\t", tupleize_cols=1)
gamma_list = df_gamma['KEGG'].tolist()
#loop through keggid to get orthologs
for keggid in df['kegg_id']:
if keggid == "no":
continue
print(str(keggid))
ortho_list = []
#get orthologs on kegg
data = k.get(keggid)
dict_data = k.parse(data)
if isinstance(dict_data, int):
continue
#loop through kegg orthologs data and verify that organisms are gammaproteobacteria
for key, value in dict_data['GENES'].items():
if key.lower() in gamma_list:
# print(key.lower(), value.split('(')[0].split())
para_num = len(value.split('(')[0].split())
para_list = []
for i in range(0, para_num):
#print(value.split('(')[0].split()[i])
para_list.append(key.lower() + ":" +
value.split('(')[0].split()[i])
ortho_list.append(para_list)
orthos_dict[keggid] = ortho_list
return orthos_dict
def id2seq(self, hsa):
s = KEGG()
d = s.get(hsa)
dict_d = s.parse(d)
pattern = re.compile(r'\s+')
try:
seq = re.sub(pattern, '', dict_d['AASEQ'])
except:
seq = ''
#print('SEQ:', seq)
text_file = open("dummy.txt", "w")
text_file.write('>' + str(hsa) + '\n' + seq)
text_file.close()
return None
def kegg(inputInteractions):
from bioservices.kegg import KEGG
k = KEGG()
interactions = []
for items in inputInteractions:
print(items[1].getName())
try:
pathways = k.get_pathway_by_gene(items[1].getName(), "hsa")
#print(pathways)
if pathways:
for key, value in list(pathways.items()):
interactions.append([items[0], value])
except AttributeError:
print("Gene name error!!!!!!!!!")
return interactions
def get_metabs(KEGG, reac_id):
subs_list = []
prod_list = []
# Get reaction data from KEGG using a KEGG reaction ID
r_data = KEGG.get(reac_id)
# Parse the information retrieved
r_parsed = KEGG.parse(r_data)
# Split the equation into substrates and products
split_eq = re.split('<=>', r_parsed['EQUATION'])
# Remove the plus signs between the metabolites
subs_list = [s.strip() for s in split_eq[0].split('+')]
prod_list = [p.strip() for p in split_eq[1].split('+')]
return [subs_list, prod_list]
def parse_kgml(self, ec_file=""):
# http://biopython.org/DIST/docs/api/Bio.KEGG.KGML.KGML_parser-pysrc.html
# https://github.com/deep-introspection/kegg-kgml-parser-python/blob/master/keggparser/parse_KGML.py
tree = ET.fromstring(self.kgml)
for reaction in tree.getiterator('reaction'):
r_id = reaction.get('id')
r_name = reaction.get(
'name') # lahko je vec imen locenih s presledki
r_names = set(reaction.get('name').split()) # mnozica imen
self.reactions[r_id] = r_names
self.reaction_ids[r_name] = r_id
self.listed_reactions.append(r_id)
for sub in reaction.getiterator('substrate'):
self.reaction_metabolites[r_id].add(sub.get('id'))
self.reaction_reactants[r_id].add(sub.get('id'))
#substrates.append(sub.get('name'))
for prod in reaction.getiterator('product'):
self.reaction_metabolites[r_id].add(prod.get('id'))
self.reaction_products[r_id].add(prod.get('id'))
#products.append(prod.get('name'))
self.reversibility_reactions[r_id] = 1 if reaction.get(
'type') == 'reversible' else 0
#reactions[i] = {'reaction': reaction, 'substrates': substrates, 'products': products, 'gene':[], 'reversible': reversible}
EC_file_loaded = False
if ec_file:
try:
self.load_ECs(ec_file)
EC_file_loaded = True
except:
self.kegg = KEGG()
for entry in tree.getiterator('entry'):
if not EC_file_loaded:
if entry.get(
'type'
) == 'gene': # or entry.get('type') == 'ortholog':
genes = entry.get('name').split()
gene_reaction_name = entry.get('reaction')
#print(gene_reaction_name)
gene_reaction_id = self.reaction_ids[gene_reaction_name]
for g in genes:
#self.reaction_genes[gene_reaction_id].add(g)
EC = self.get_EC(g)
#self.gene_EC[g] = EC
for e in EC:
self.reaction_ECs[gene_reaction_id].add(e)
if entry.get('type') == 'compound':
metabolite = entry.get('name')
metabolite_id = entry.get('id')
self.metabolites[metabolite_id] = metabolite
self.metabolite_ids[metabolite] = metabolite_id
self.listed_metabolites.append(metabolite_id)
def get_compound_metadata_online(kegg_ids):
s = KEGG()
metadata_map = {}
for i in range(len(kegg_ids)):
try:
if i % 10 == 0:
print("Retrieving %d/%d KEGG records" % (i, len(kegg_ids)))
kegg_id = kegg_ids[i]
res = s.get(kegg_id)
d = s.parse(res)
first_name = d['NAME'][0]
first_name = first_name.replace(';', '') # strip last ';' character
metadata_map[kegg_id] = {'display_name': first_name}
except TypeError:
print('kegg_id=%s parsed_data=%s' % (kegg_id, d))
return metadata_map
def get_seq(filename):
'''
Create dictionnary with species as keys and sequences as values for an alignment
arg: filename with gene name
return: organism dictionnary with sequences
'''
k = KEGG()
records = list(SeqIO.parse(os.path.join('alignments_nogaps/',filename), "fasta"))
idlist = []
orglist = []
seqlist = []
orgdict = {}
#go through sequences and search for organism name on kegg
for record in records:
idsplit = (record.id).split('_',1)
id = idsplit[0] + ':' + idsplit[1]
handle = k.get(id)
if isinstance( handle, int ):
print(id)
continue
org = k.parse(handle)['ORGANISM']
org = org.split()
org = org[1] +" "+ org[2]
seqlist.append(list(str(record.seq)))
orglist.append(org)
idlist.append(id)
duplist = set(orglist)
# create dict with organism as key and sequences for organism as values
for org in duplist:
indices = [i for i, x in enumerate(orglist) if x == org]
seqs = []
for e in indices:
seqs.append(seqlist[e])
orgdict[org] = seqs
#print(orgdict)
return orgdict
def queryKegg(theIDs):
print("Currently querying KEGG...")
k = KEGG()
keggData = list()
IDlist = list()
for id in theIDs:
ids = id[3:]
query = k.find("acb", ids)
query = query.split('\t')
finalQuery = query[0]
data = k.get(finalQuery)
dictData = k.parse(data)
keggData.append(dictData)
IDlist.append(ids)
return keggData, IDlist
def main():
# Start KEGG interface
k = KEGG()
# Create a dict to store final result
data = dict()
# Read in KEGG gene ID & gene symbol pairs
with open("hsa_gene_list.json", "r") as g:
gene_data = json.load(g)
for gene in gene_data.keys():
print gene
g_data = k.get(gene)
g_prsd = k.parse(g_data)
data[gene] = g_prsd
with open('ginfo.json', 'w') as fw:
json.dump(data, fw)
def get_kegg(self, pathway_id):
#try:
self.kegg = KEGG()
kegg = self.kegg
#self.kgml = kegg.parse(kegg.get(pathway_id))
#self.pathway = kegg.parse_kgml_pathway(pathway_id)
self.kgml = kegg.get(pathway_id, "kgml")
self.parse_kgml(pathway_id)
self.save_kegg(pathway_id)
def get_reaction_ECs_from_kegg(self):
self.reaction_ECs = defaultdict(set)
kegg = KEGG()
for r in self.model.reactions:
ECs = []
try:
reacts = r.split(" ")
for i in reacts:
if i not in self.reaction_ECs:
print("KEGG reaction", i)
ECs += kegg.parse(kegg.get(i))['ENZYME']
for e in ECs:
self.reaction_ECs[i].add(e)
except Exception as inst:
print(inst)
#for e in ECs:
# self.reaction_ECs[r].add(e)
print("EC data loaded from KEGG")
def getData(self):
'''
Gets all the data for the drugs
Obs. IT TAKES TIME.
'''
mykegg = KEGG()
print 'There are', len(mykegg.drugIds), 'drugs in Kegg'
data = dict()
# Get data from Kegg database.
for num, ID in enumerate(k.drugIds):
data[ID] = k.get(ID)
print 'Finish!'
return data
def main():
k = KEGG()
# Create a dict to store final result
data = dict()
# Create list of hsa (human) pathways
list_path = open("../hsa_list.txt").read().replace('path:','').split('\n')
# Random blank entry removed
list_path.pop()
i = 0
for hsa in list_path:
i+=1
print "# of pathways processed: ",i
# Request KGML file for a pathway
req_url = 'http://rest.kegg.jp/get/'+hsa+'/kgml'
kgml = requests.get(req_url)
out = open('pathways/path_'+hsa,'w')
out.write(kgml.text)
out.close()
```
python3 structure_processor.py "" "" --filter_genes "TP53"
```
saves to different files data for gene named "TP53" (this parameter can be comma-separated list of gene names).
Saves to pictures/ fragments if they are found.
Otherwise saves to different files.
after processing saves to "processed_genes.log" gene names from parameter list.
To rerun with the same gene list, remove lines corresponding to names from this file or remove the whole file -
currently it is used to skip gene names which were already processed.
Another call option might be incorrect now.
"""
from bioservices.kegg import KEGG
keggParser = KEGG()
import pickle
import argparse
ORGANISM = "hsa"
GENES = ["p53"] # sample gene
PDB_PATH = "pdb"
import os, prody, pystache, logging
if not os.path.exists(PDB_PATH):
os.mkdir(PDB_PATH)
# TODO: for now I haven't checked if pathPDBFolder creates this folder -
# if it is created, this check should be removed.
prody.proteins.localpdb.pathPDBFolder(PDB_PATH)
def search(query,
source="wikipathways",
result_format="xml",
species=None,
genes=None,
user=None):
path_array = []
if source.lower() in ["wikipathways", "all"] and species is None:
url = "http://webservice.wikipathways.org/"
ext = "/findPathwaysByText?query=" + str(query)
r = requests.get(url + ext,
headers={"Content-Type": "application/json"})
if not r.ok:
r.raise_for_status()
sys.exit()
tree = ET.ElementTree(ET.fromstring(r.text))
root = tree.getroot()
for child in root:
temp_path_dict = {}
for subchild in child:
if subchild.tag == "{http://www.wikipathways.org/webservice}id":
temp_path_dict["identifier"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}score":
temp_path_dict["score"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}url":
temp_path_dict["url"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}name":
temp_path_dict["name"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}species":
temp_path_dict["species"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}revision":
temp_path_dict["revision"] = subchild.text
temp_path = gnomics.objects.pathway.Pathway(
identifier=temp_path_dict["identifier"],
identifier_type="WikiPathways ID",
name=temp_path_dict["name"],
taxon=temp_path_dict["species"],
source="WikiPathways")
if temp_path_dict["identifier"] not in path_array:
path_array.append(temp_path)
elif source.lower() in ["wikipathways", "all"] and species is not None:
url = "http://webservice.wikipathways.org/"
ext = "/findPathwaysByText?query=" + str(query) + "&species=" + str(
species)
r = requests.get(url + ext,
headers={"Content-Type": "application/json"})
if not r.ok:
r.raise_for_status()
sys.exit()
tree = ET.ElementTree(ET.fromstring(r.text))
root = tree.getroot()
path_array = []
for child in root:
temp_path_dict = {}
for subchild in child:
if subchild.tag == "{http://www.wikipathways.org/webservice}id":
temp_path_dict["identifier"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}score":
temp_path_dict["score"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}url":
temp_path_dict["url"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}name":
temp_path_dict["name"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}species":
temp_path_dict["species"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}revision":
temp_path_dict["revision"] = subchild.text
temp_path = gnomics.objects.pathway.Pathway(
identifier=temp_path_dict["identifier"],
identifier_type="WikiPathways ID",
name=temp_path_dict["name"],
taxon=temp_path_dict["species"],
source="WikiPathways")
if temp_path_dict["identifier"] not in path_array:
path_array.append(temp_path)
if source.lower() in ["kegg", "all"] and genes is not None:
k = KEGG()
elif source.lower() in ["kegg", "all"] and genes is None:
k = KEGG()
list_of_pathways = k.find("pathway", query)
temp_path_list = list_of_pathways.split("\n")
for thing in temp_path_list:
temp_split = thing.split("\t")
if len(temp_split) != 1:
path_id = temp_split[0].strip().split(":")[1]
path_name = temp_split[1].strip()
if "map" in path_id:
temp_path = gnomics.objects.pathway.Pathway(
identifier=path_id,
identifier_type="KEGG MAP PATHWAY ID",
source="KEGG",
name=path_name)
path_array.append(temp_path)
elif "ko" in path_id:
temp_path = gnomics.objects.pathway.Pathway(
identifier=path_id,
identifier_type="KEGG KO PATHWAY ID",
source="KEGG",
name=path_name)
path_array.append(temp_path)
elif "ec" in path_id:
temp_path = gnomics.objects.pathway.Pathway(
identifier=path_id,
identifier_type="KEGG EC PATHWAY ID",
source="KEGG",
name=path_name)
path_array.append(temp_path)
elif "rn" in path_id:
temp_path = gnomics.objects.pathway.Pathway(
identifier=path_id,
identifier_type="KEGG RN PATHWAY ID",
source="KEGG",
name=path_name)
path_array.append(temp_path)
else:
print(k.get(path_id))
return path_array
import numpy as np
import pandas as pd
import matplotlib.pyplot as plt
from bioservices.kegg import KEGG
from sklearn.cluster import KMeans
np.set_printoptions(threshold=np.nan)
data = []
df = pd.read_csv('RPKMs.csv', delimiter=",")
k = KEGG()
#for i in range(100):
# print(i,"****")
# print("//\n",k.get_pathway_by_gene(str(df["symbol"][i]), "hsa"))
def search_pathways_4_list(list_of_genes):
matrix = [[0 for j in range(len(list_of_genes))] for i in range(0)]
list_of_pathways = []
dict_of_genes = {}
for i, gene in enumerate(list_of_genes):
try:
pathways = k.get_pathway_by_gene(gene, "hsa")
if pathways != None:
pathways = pathways.values()
def search(query, source="wikipathways", result_format="xml", species=None, genes=None, user=None):
path_array = []
if source.lower() in ["wikipathways", "all"] and species is None:
url = "http://webservice.wikipathways.org/"
ext = "/findPathwaysByText?query=" + str(query)
r = requests.get(url+ext, headers={"Content-Type": "application/json"})
if not r.ok:
r.raise_for_status()
sys.exit()
tree = ET.ElementTree(ET.fromstring(r.text))
root = tree.getroot()
for child in root:
temp_path_dict = {}
for subchild in child:
if subchild.tag == "{http://www.wikipathways.org/webservice}id":
temp_path_dict["identifier"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}score":
temp_path_dict["score"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}url":
temp_path_dict["url"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}name":
temp_path_dict["name"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}species":
temp_path_dict["species"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}revision":
temp_path_dict["revision"] = subchild.text
temp_path = gnomics.objects.pathway.Pathway(identifier = temp_path_dict["identifier"], identifier_type = "WikiPathways ID", name = temp_path_dict["name"], taxon = temp_path_dict["species"], source = "WikiPathways")
if temp_path_dict["identifier"] not in path_array:
path_array.append(temp_path)
elif source.lower() in ["wikipathways", "all"] and species is not None:
url = "http://webservice.wikipathways.org/"
ext = "/findPathwaysByText?query=" + str(query) + "&species=" + str(species)
r = requests.get(url+ext, headers={"Content-Type": "application/json"})
if not r.ok:
r.raise_for_status()
sys.exit()
tree = ET.ElementTree(ET.fromstring(r.text))
root = tree.getroot()
path_array = []
for child in root:
temp_path_dict = {}
for subchild in child:
if subchild.tag == "{http://www.wikipathways.org/webservice}id":
temp_path_dict["identifier"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}score":
temp_path_dict["score"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}url":
temp_path_dict["url"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}name":
temp_path_dict["name"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}species":
temp_path_dict["species"] = subchild.text
elif subchild.tag == "{http://www.wikipathways.org/webservice}revision":
temp_path_dict["revision"] = subchild.text
temp_path = gnomics.objects.pathway.Pathway(identifier = temp_path_dict["identifier"], identifier_type = "WikiPathways ID", name = temp_path_dict["name"], taxon = temp_path_dict["species"], source = "WikiPathways")
if temp_path_dict["identifier"] not in path_array:
path_array.append(temp_path)
if source.lower() in ["kegg", "all"] and genes is not None:
k = KEGG()
elif source.lower() in ["kegg", "all"] and genes is None:
k = KEGG()
list_of_pathways = k.find("pathway", query)
temp_path_list = list_of_pathways.split("\n")
for thing in temp_path_list:
temp_split = thing.split("\t")
if len(temp_split) != 1:
path_id = temp_split[0].strip().split(":")[1]
path_name = temp_split[1].strip()
if "map" in path_id:
temp_path = gnomics.objects.pathway.Pathway(identifier=path_id, identifier_type="KEGG MAP PATHWAY ID", source="KEGG", name=path_name)
path_array.append(temp_path)
elif "ko" in path_id:
temp_path = gnomics.objects.pathway.Pathway(identifier=path_id, identifier_type="KEGG KO PATHWAY ID", source="KEGG", name=path_name)
path_array.append(temp_path)
elif "ec" in path_id:
temp_path = gnomics.objects.pathway.Pathway(identifier=path_id, identifier_type="KEGG EC PATHWAY ID", source="KEGG", name=path_name)
path_array.append(temp_path)
elif "rn" in path_id:
temp_path = gnomics.objects.pathway.Pathway(identifier=path_id, identifier_type="KEGG RN PATHWAY ID", source="KEGG", name=path_name)
path_array.append(temp_path)
else:
print(k.get(path_id))
return path_array
#from Bio import Entrez
from bioservices.kegg import KEGG
import sys
k = KEGG()
#Entrez.email = "*****@*****.**"
#file = open(sys.argv[1], "r")
file = open("../data/ids5.txt", "r")
result = ""
k.organism = "lpl"
k.get()
#for line in file.readlines():
#
file.close()
print(result)
# for line in file.readlines():
# handle = Entrez.esearch(db="pubmed", term=line)
# record = Entrez.read(handle)
# ids = record["IdList"]
# print(ids)
t_fa = FactorAnalysis(n_components=3).fit(trans_n.T)
t_hfac = DataFrame(t_fa.components_, index=['Factor %d' % (i + 1) for i in range(3)], columns=trans_n.index).T
t_hfac['type'] = ['N' if i.split('-')[3].startswith('11') else 'T' for i in t_hfac.index]
t_feat = DataFrame(t_fa.transform(trans_n.T), index=trans_n.columns, columns=['Factor %d' % (i + 1) for i in range(3)])
print t_feat['Factor 2'].sort_values()
sns.set(style='ticks', context='paper', rc={'axes.linewidth': .3, 'xtick.major.width': .3, 'ytick.major.width': .3})
g = sns.pairplot(t_hfac, hue='type', palette=pal)
plt.savefig('%s/reports/transcriptomics_pairplot.pdf' % wd, bbox_inches='tight')
plt.close('all')
print '[INFO] Corr plotted!'
# -- Bioservices KEGG infomration
bioser = KEGG(cache=True)
bioser.organism = 'hsa'
# Get pathways
keggp = {p: bioser.get(p) for p in bioser.pathwayIds}
print '[INFO] Pathways fetched'
keggp_name = {p: re.findall('NAME\s+(.*)?\n', keggp[p])[0].split(' - ')[0] for p in keggp}
keggp_comp = {p: {c for keggc in re.findall('(COMPOUND.*?)\n[A-Z]', keggp[p], re.S)[0].split('\n') for c in re.findall('\s+(C[0-9]+)\s+', keggc)} for p in keggp if 'COMPOUND' in keggp[p]}
keggp_gene = {p: {g for keggg in re.findall('(GENE.*?)\n[A-Z]', keggp[p], re.S)[0].split('\n') for g in re.findall('\s+([A-Z]+.+);', keggg)} for p in keggp if 'GENE' in keggp[p]}
keggp_tf = {p: {tf for tf in tf_targets_dict if len(tf_targets_dict[tf].intersection(keggp_gene[p])) > 0} for p in keggp_gene}
print '[INFO] Pathways genes fetched'
keggp_comp_m = DataFrame([(p, m, 1) for p in keggp_comp for m in keggp_comp[p]], columns=['pathway', 'metabolite', 'value'])
keggp_comp_m = pivot_table(keggp_comp_m, index='pathway', columns='metabolite', values='value', fill_value=0)
print keggp_comp_m.head
def main():
# Start KEGG interface for querying
k = KEGG()
# Create a dict to store final network output
data = dict()
# Create list of hsa (human) pathways
list_path = open("hsa_list.txt").read().replace('path:', '').split('\n')
# Remove newline
list_path.pop()
# Read in KEGG reaction ID & reversibility information
with open("KEGG_Reac.json", "r") as fp:
reac_data = json.load(fp)
# Read in KEGG gene data
with open("ginfo.json", "r") as fp2:
gene_data = json.load(fp2)
# Keep track of # of pathways processed
i = 0
for hsa in list_path:
i += 1
print "# of pathways processed: ", i
# Open previously extracted KGML files
kgml = open("etc_scripts/KEGG_DB_PATH/pathways/path_" + hsa).read()
# Construct element tree
root = ET.fromstring(kgml)
# Iterate through ALL reactions
for reaction in root.findall("./reaction"):
gene_ids = []
gene_names = []
subs_list = []
prods_list = []
# 'id' to look up in 'graphics' to extract gene name
id_look = reaction.attrib["id"]
# Iterate through 'entry' to retrieve gene IDs
for entry in root.findall("./entry"):
if entry.attrib["id"] == id_look:
gene_ids = entry.attrib["name"].split(' ')
# Define dict for storing {gene id: reaction id's}
r_ids = dict()
# Iterate through the gene IDs to retrieve corresponding list of reaction IDs
for g_id in gene_ids:
r_ids[g_id] = []
# Open previously extracted reaction information
with open('reacs/reac_' + g_id, 'r') as rp:
line = rp.readline()
# With gene ids as key, store corresponding reaction ids
while line:
r_ids[g_id].append(line.split()[1].split('rn:')[1])
line = rp.readline()
# Loop to organize into the final output
for g_id, r_ids in r_ids.items():
# Stores reaction ids and their info
vals = dict()
# Iterate through list of reactions to get metabolite information
for r_id in r_ids:
# Get the list of substrates and products
metabs = get_metabs(k, r_id)
# Check if reaction exists in reaction DB
if r_id in reac_data.keys():
r_type = reac_data[r_id]
else:
# If it doesn't exist, assign NA as direction
r_type = "NA"
# Intermediate result to add to a gene of the current loop iteration
vals[r_id] = {
"DIRECTION": r_type,
"R_SUBS": metabs[0],
"R_PROD": metabs[1]
}
# Check to see if the gene has been encountered previously
if g_id in data:
# Store the current info to a temp reaction information
temp = data[g_id]
# Retrieve the current reaction information for the gene
temp_list = get_react(temp)
# Iterate through the existing information on reaction...
# If a new reaction is seen, it is added to temp reaction information
for r in vals.keys():
if r not in temp_list:
temp[r] = vals[r]
# Finalize reaction information to be added to the gene
data[g_id] = temp
else:
data[g_id] = vals
with open('keggMetabNetwork.json', 'w') as f:
json.dump(data, f)
import re
from bioservices.kegg import KEGG
# -- KEGG bioservice
bioser = KEGG(cache=True)
bioser.organism = 'hsa'
# Get pathways
keggp = {p: bioser.get(p) for p in bioser.pathwayIds}
print '[INFO] Pathways fetched'
# Get reactions
keggr = {r: bioser.get(r) for r in bioser.reactionIds}
print '[INFO] Reactions fetched'
# Get enzymes
kegge = {e: bioser.get(e) for e in bioser.enzymeIds}
print '[INFO] Enzymes fetched'
# keggc = {c: bioser.get(c) for c in bioser.compoundIds}
# print '[INFO] Compounds fetched'
#
# # Get modules
# keggm = {m: bioser.get(m) for m in bioser.moduleIds}
# print '[INFO] Modules fetched'
# -- KEGG methods
def get_pathway_names(pathways=None):
pathways_ = pathways if pathways else set(keggp)
return {p: re.findall('NAME\s+(.*)?\n', keggp[p])[0].split(' - ')[0] for p in pathways_}
blast_text = blastHits[ids]
else:
blast_text = 'NULL'
if pfamHits.get(ids) != None:
pfam_text = pfamHits[ids]
else:
pfam_text = 'NULL'
if prositeHits.get(ids) != None:
prosite_text = prositeHits[ids]
else:
prosite_text = 'NULL'
# Get the KEGG hits
kegg = KEGG()
kegg_text = ''
gene_id = gene_ids[ids]
KEGG_IDs = kegg.get_pathway_by_gene(gene_id, "acb")
if KEGG_IDs != None:
for KEGG_ID in KEGG_IDs:
kegg_text += KEGG_IDs[KEGG_ID] + ' [' + KEGG_ID + ']; '
kegg_text = kegg_text[:-2]
else:
kegg_text = 'NULL'
comments = 'NULL'
row = ids + '\t' + blast_text + '\t' + pfam_text + '\t' + prosite_text + '\t' + kegg_text + '\t' + GO_IDs + '\t' + comments + '\n'
output.write(row)
output.close()
ko2locus[ko].append(locus)
########################################################
tqdm.write("collect all KO id, start iterate all KO info")
if not exists(join(tmp_dir, 'ko2info')):
ko2info = {}
ko_list = list(ko2locus.keys())
pack10_up = batch_iter(ko_list, 10)
for ko_list in tqdm(pack10_up):
ko_info = get_KO_info('+'.join(ko_list))
if ko_info is None:
continue
ko2info.update(ko_info)
pickle.dump(ko2info, open(join(tmp_dir, 'ko2info'), 'wb'))
else:
ko2info = pickle.load(open(join(tmp_dir, 'ko2info'), 'rb'))
locus_df = pack_it_up(ko2info, locus2ko, locus2info)
locus_df = locus_df.reindex(columns=[
'locus_tag', 'ko', 'definition', 'gene_name', 'ncbi_id',
'uniprot_refID', 'source_organism', 'ID', 'AA_seq', 'reference_t'
])
locus_df.to_csv(output_tab, sep='\t', index=1, index_label='locus_tag')
with open(output_tab + '.null_ID', 'w') as f1:
f1.write('\n'.join(null_ID))
return locus_df
if __name__ == '__main__':
kegg = KEGG()
main()
"""
Author: Daniel Esposito
Date: 28/12/2015
Purpose: Wrapper Class for accessing KEGG via the bioservices interface. So far this class implements
methods to obtain all pathways and then all reactions from those pathways in edgelist format
tagged with the type of reaction.
"""
from bioservices.kegg import KEGG
from predict.parsing import PPI
import pandas as pd
# ----------------------------------- UTILS -------------------------------- #
kegg = KEGG()
kegg.organism = 'hsa'
reactions_to_exclude = [
'missing-interaction',
'indirect-effect',
'expression',
'repression',
'compound',
'hidden-compound'
]
def uniprot_cmp(x, y):
t = {'P':0, 'Q':1, 'O':2}
try:
x_num = t[x[0]]
except KeyError:
"""
KEGG module example
====================
Histogram of KEGG pathways relations
"""
#################################################
#
from pylab import *
# extract all relations from all pathways
from bioservices.kegg import KEGG
s = KEGG()
s.organism = "hsa"
# retrieve more than 260 pathways so it takes time
max_pathways = 10
results = [s.parse_kgml_pathway(x) for x in s.pathwayIds[0:max_pathways]]
relations = [x['relations'] for x in results]
# plot
hist([len(this) for this in relations], 20)
xlabel('number of relations')
ylabel('#')
title("number of relations per pathways")
grid(True)
