示例#1
0
def Indexing(counts, PSIFileDir, output):
    """ Indexing is the process of creating strand machine readable binary for SashimiPlot """

    gene_feature_db = reimportFeatures(
        counts)  ### import the exon and gene coordinates
    PSIJunctions = importPSIJunctions(
        PSIFileDir)  ### Retreive all PSI junction pairs
    PSIJunctions = importReciprocalJunctions(
        PSIFileDir,
        PSIJunctions)  ### Include other Junctions from ASPIRE/LinRegress
    exported = False
    for (junction1, junction2) in PSIJunctions:
        #if 'ENSMUSG00000066007:E5.1-ENSMUSG00000063245:E3.1' in PSIJunctions[event_pair]:
        geneID = string.split(junction1, '__')[0]
        if geneID in gene_feature_db:
            try:
                chr, junction_start, junction_end, strand, selected_event = exportToGff(
                    junction1, junction2, gene_feature_db[geneID], geneID)
                exported = True
            except Exception:
                pass  ### Not handling trans-splicing well
        if exported:
            ### For each exon entry exported for this event, we need a gene entry with the boundary exon positions exported (returned from the above function)
            try:
                writegene(
                    chr, junction_start, junction_end, strand, selected_event
                )  #('chrX', '38600355', '38606652', '+', 'ENSMUSG00000000355__E1.2-E5.1')
            except Exception:
                pass

    ### Export coordinate information for the entire gene
    for geneID in gene_feature_db:
        feature_db = gene_feature_db[geneID]
        for event in feature_db:
            if 'E1.1-E100.1' in event:
                pd = feature_db[event]
                chr = pd.Chr()
                start, stop = pd.Start(), pd.End()
                if start > stop: strand = '-'
                else: strand = '+'
                try:
                    chr, junction_start, junction_end, strand, selected_event = exportToGff(
                        'null', event, gene_feature_db[geneID], geneID)
                    writegene(
                        chr, junction_start, junction_end, strand,
                        selected_event
                    )  #('chrX', '38600355', '38606652', '+', 'ENSMUSG00000000355__E1.2-E5.1')
                except Exception:
                    pass

    time.sleep(2)
    gff_export_obj.close()
    newout = findParentDir(output) + 'sashimi_index/'
    try:
        ifg.index_gff(output, newout)
    except Exception:
        print traceback.format_exc()
        sys.exit()
        print('error in indexing')
示例#2
0
def Indexing(counts,inputpsi,output):
    
    gene_feature_db=reimportFeatures(counts)
    PSIJunctions=importPSIJunctions(inputpsi)
    PSIJunctions=importReciprocalJunctions(inputpsi,PSIJunctions)
    for i in range(len(PSIJunctions)):
	#if 'ENSMUSG00000066007:E5.1-ENSMUSG00000063245:E3.1' in PSIJunctions[i]:
        event_split=string.split(PSIJunctions[i],"__")
	gene = event_split[0]
	
        if gene in gene_feature_db:
	    try: chrom,start_l,end_l,a,ch1=write_index(PSIJunctions[i],gene_feature_db[gene])
	    except Exception: pass ### Not handling trans-splicing well

	for k in range(len(event_split)):
		if "ENS" in event_split[k] or '00000' in event_split[k]:
		    if '-' in event_split[k]:
			ji=string.split(event_split[k],'-')
			geneID=ji[1]
		    else:
			geneID=event_split[k]
		    if geneID != event_split[0]:
		        if geneID in gene_feature_db:
		           try: chrom,start_l,end_l,a,ch1= write_index(PSIJunctions[i],gene_feature_db[geneID])
			   except Exception: pass ### Not handling trans-splicing well
	try: writegene(chrom,start_l,end_l,a,ch1) #('chrX', '38600355', '38606652', '+', 'ENSMUSG00000000355__E1.2-E5.1')
        except Exception: pass
    
    for gene in gene_feature_db:
	for event in gene_feature_db[gene]:
	    if '100.1' in event:
		event, position_data = string.split(event,'=')
		chr, pos = string.split(position_data,'__')
		start,stop = string.split(pos,'-')
		if float(stop)>float(start): strand = '+'
		else: strand = '-'
		geneID = string.split(event,'__')[0] ### just use the gene ID
		#chrom,start_l,end_l,a,ch1= write_index(event+' '+string.replace(event,'100','99'),gene_feature_db[geneID])
		manualWriteExon(chr,start,stop,strand,geneID)
		writegene(chr,start,stop,strand,geneID)
	
    time.sleep(2)
    export_in.close()
    newout=findParentDir(output)+'sashimi_index/'
    try: ifg.index_gff(output,newout)
    except Exception:
	print traceback.format_exc();sys.exit()
	print('error in indexing')
示例#3
0
def Indexing(counts,inputpsi,output):
    
    head=0
    
    index_read=indexdic(counts)
    #print len(index_read)
#for k in range(len(a['AltAnalyze_ID'])):
 
    gene_label=genelist(inputpsi)
    for i in range(len(gene_label)):
  #if 'ENSMUSG00000066007:E5.1-ENSMUSG00000063245:E3.1' in gene_label[i]:
       try:
        if head==0:
	    head=1
	    continue
        p=string.split(gene_label[i],":")
        #print gene_label[i]
     
        if p[0] in index_read:
	    chrom,start_l,end_l,a,ch1=write_index(gene_label[i],index_read[p[0]])
	for k in range(len(p)):
    	#print p[k]
		if "ENS" in p[k]:
		    if '-' in p[k]:
			ji=string.split(p[k],'-')
			jj=ji[1]
		    else:
			jj=p[k]
	    
		    if jj != p[0]:
		        if jj in index_read:

		           chrom,start_l,end_l,a,ch1= write_index(gene_label[i],index_read[jj])
  

        
	writegene(chrom,start_l,end_l,a,ch1)
       except Exception:
		continue
    
    time.sleep(2)
    export_in.close()
    newout=findParentDir(output)+'trial_index/'
    try:
	ifg.index_gff(output,newout)
    except Exception:
	print('error in indexing')
示例#4
0
def Indexing(counts, inputpsi, output):

    head = 0

    index_read = indexdic(counts)
    #print len(index_read)
    #for k in range(len(a['AltAnalyze_ID'])):

    gene_label = genelist(inputpsi)
    for i in range(len(gene_label)):
        #if 'ENSMUSG00000066007:E5.1-ENSMUSG00000063245:E3.1' in gene_label[i]:
        try:
            if head == 0:
                head = 1
                continue
            p = string.split(gene_label[i], ":")
            #print gene_label[i]

            if p[0] in index_read:
                chrom, start_l, end_l, a, ch1 = write_index(
                    gene_label[i], index_read[p[0]])
            for k in range(len(p)):
                #print p[k]
                if "ENS" in p[k]:
                    if '-' in p[k]:
                        ji = string.split(p[k], '-')
                        jj = ji[1]
                    else:
                        jj = p[k]

                    if jj != p[0]:
                        if jj in index_read:

                            chrom, start_l, end_l, a, ch1 = write_index(
                                gene_label[i], index_read[jj])

            writegene(chrom, start_l, end_l, a, ch1)
        except Exception:
            continue

    time.sleep(2)
    export_in.close()
    newout = findParentDir(output) + 'trial_index/'
    try:
        ifg.index_gff(output, newout)
    except Exception:
        print('error in indexing')
示例#5
0
def Indexing(counts,PSIFileDir,output):
    """ Indexing is the process of creating strand machine readable binary for SashimiPlot """
    
    gene_feature_db=reimportFeatures(counts) ### import the exon and gene coordinates
    PSIJunctions=importPSIJunctions(PSIFileDir) ### Retreive all PSI junction pairs
    PSIJunctions=importReciprocalJunctions(PSIFileDir,PSIJunctions) ### Include other Junctions from ASPIRE/LinRegress
    exported = False
    for (junction1,junction2) in PSIJunctions:
	#if 'ENSMUSG00000066007:E5.1-ENSMUSG00000063245:E3.1' in PSIJunctions[event_pair]:
	geneID = string.split(junction1,'__')[0]
        if geneID in gene_feature_db:
	    try:
		chr,junction_start,junction_end,strand,selected_event=exportToGff(junction1,junction2,gene_feature_db[geneID],geneID)
		exported=True
	    except Exception: pass ### Not handling trans-splicing well
	if exported:
	    ### For each exon entry exported for this event, we need a gene entry with the boundary exon positions exported (returned from the above function)
	    try: writegene(chr,junction_start,junction_end,strand,selected_event) #('chrX', '38600355', '38606652', '+', 'ENSMUSG00000000355__E1.2-E5.1')
	    except Exception: pass

    ### Export coordinate information for the entire gene
    for geneID in gene_feature_db:
	feature_db = gene_feature_db[geneID]
	for event in feature_db:
	    if 'E1.1-E100.1' in event:
		pd = feature_db[event]
		chr = pd.Chr()
		start,stop = pd.Start(), pd.End()
		if start>stop: strand = '-'
		else: strand = '+'
		try:
		    chr,junction_start,junction_end,strand,selected_event=exportToGff('null',event,gene_feature_db[geneID],geneID)
		    writegene(chr,junction_start,junction_end,strand,selected_event) #('chrX', '38600355', '38606652', '+', 'ENSMUSG00000000355__E1.2-E5.1')
		except Exception:
		    pass

    time.sleep(2)
    gff_export_obj.close()
    newout=findParentDir(output)+'sashimi_index/'
    try: ifg.index_gff(output,newout)
    except Exception:
	print traceback.format_exc();sys.exit()
	print('error in indexing')