view profmt.py @ 0:492f98d89e26 draft

planemo upload for repository https://github.com/jj-umn/galaxytools/tree/master/mzsqlite_psm_align commit 88e2fb9c31fbd687a0956924a870137d1fb9bee3-dirty

#!/usr/bin/env python
"""
#
#------------------------------------------------------------------------------
#                         University of Minnesota
#         Copyright 2016, Regents of the University of Minnesota
#------------------------------------------------------------------------------
# Author:
#
#  James E Johnson
#
#------------------------------------------------------------------------------
"""

import sys,re
from operator import itemgetter, attrgetter
from twobitreader import TwoBitFile

"""
1	QNAME	string	spectrum name	*
2	FLAG	int	bitwise FLAG (see further)	*
3	RNAME	string	reference sequence name	*
4	POS	int	1-based lefmost mapping position	0
5	MAPQ	int	unused in proBAM	255
6	CIGAR	string	extended cigar string (see further)	*
7	RNEXT	string	unused in proBAM	*
8	PNEXT	int	unused in proBAM	0
9	TLEN	int	unused in proBAM	0
10	SEQ	string	coding sequence	*
11	QUAL	string	unused in proBAM	*
"""
"""
bit	description	FLAG
0x00	peptide maps to the forward strand	0
0x10	peptide maps to the reverse strand	16
0x100	peptide is not the rank=1 peptide for the spectrum	256
0x400	decoy peptide	1024
0x4	unmapped peptide	4
"""

"""
tag	type	description
---     ----    -----------
NH	int	number of genomic locations to which the peptide sequence maps
XL	int	number of peptides to which the spectrum maps
XP	string	peptide sequence
XR	string	reference peptide sequence
XS	float	PSM score
XQ	float	PSM q-value PSM FDR (i.e. q-value or 1-PEP).
XC	int	peptide charge
XA	int	Whether the peptide is annotated 0:yes; 1:parially unknown; 2:totally unknown;
XM	string	Modification(s): semicolon seperated list of position,modName
XN	int	number of missed cleavages
XT	int	tryptic state: 0:non-tryptic 1:semi-tryptic 2:tryptic
XG	string	peptide type: N:normal peptide V:variant peptide J:novel junction peptide D:decoy peptide U:unmappped
XB	string	Semicolon-separated list of mass in the following format: massdiff; experimental mass; calculated mass massdiff can be calculated by experimental mass - calculated mass. If any number is unavailable, the value should be left blank (such as 0.01;;).
XE	int	
XF	string	Reading frame of the peptide (0, 1, 2) (See section 4.4.6).
XG	char	Peptide type (see Table 6 and Figure 1)
XI	float	Peptide intensity
XO	string	This field indicates the uniqueness of the peptide mapping
XU	string	


NH         i     NH:i:1
XO         Z     XO:Z:unique
XL         i     XL:i:1
XP         Z     XP:Z:ATLELTHNWGTEDDATQSYHNGNSDPR 
YP         Z     YP:Z:ENSP00000362463_rs4746:E111A
XF         Z     XF:Z:1,1
XI         f     XI:f:*
XB         f     XB:f:0.70082940064
XR         Z     XR:Z:ATLELTHNWGTEDDETQSYHNGNSDPR 
YB         Z     YB:Z:RK
YA         Z     YA:Z:GF
XS         f     XS:f:73.1426
XQ         f     XQ:f:0
XC         i     XC:i:3
XA         i     XA:i:0
XM         Z     XM:Z:*
XN         i     XN:i:0
XT         i     XT:i:2
XE         i     XE:i:1
XG         Z     XG:Z:V
XU         Z     klc_070108x_PH_P7_COLO_205_D13.pepXML

NH:i:1
XO:Z:unique
XL:i:1
XP:Z:ATLELTHNWGTEDDATQSYHNGNSDPR 
YP:Z:ENSP00000362463_rs4746:E111A
XF:Z:1,1
XI:f:*
XB:f:0.70082940064
XR:Z:ATLELTHNWGTEDDETQSYHNGNSDPR 
YB:Z:RK
YA:Z:GF
XS:f:73.1426
XQ:f:0
XC:i:3
XA:i:0
XM:Z:*
XN:i:0
XT:i:2
XE:i:1
XG:Z:V
XU:Z:klc_070108x_PH_P7_COLO_205_D13.pepXML


NH:i:*
XO:Z:unique
XL:i:1
XP:Z:ATLELTHNWGTEDDATQSYHNGNSDPR 
YP:Z:ENSP00000362463_rs4746:E111A
XF:Z:1,1
XI:f:*
XB:f:0.70082940064
XR:Z:ATLELTHNWGTEDDETQSYHNGNSDPR 
YB:Z:RK
YA:Z:GF
XS:f:73.1426
XQ:f:0
XC:i:3
XA:i:0
XM:Z:*
XN:i:0
XT:i:2
XE:i:1
XG:Z:V
XU:Z:klc_070108x_PH_P7_COLO_205_D13.pepXML
"""


PROBAM_TAGS = ['NH', 'XO', 'XL', 'XP', 'YP', 'XF', 'XI', 'XB', 'XR', 'YB', 'YA', 'XS', 'XQ', 'XC', 'XA', 'XM', 'XN', 'XT', 'XE', 'XG', 'XU']


PROBAM_TYTPES = {
    'NH' : 'i', #number of genomic locations to which the peptide sequence maps
    'XO' : 'Z', #uniqueness of the peptide mapping
    'XL' : 'i', #number of peptides to which the spectrum maps
    'XP' : 'Z', #peptide sequence
    'YP' : 'Z', #Protein accession ID from the original search result
    'XF' : 'Z', #Reading frame of the peptide (0, 1, 2)
    'XI' : 'f', #Peptide intensity
    'XB' : 'Z', #massdiff; experimental mass; calculated mass massdiff can be calculated by experimental mass - calculated mass. If any number is unavailable, the value should be left blank (such as 0.01;;).
    'XR' : 'Z', #reference peptide sequence
    'YB' : 'Z', #Preceding amino acids (2 AA, B stands for before).
    'YA' : 'Z', #Following amino acids (2 AA, A stands for after).
    'XS' : 'f', #PSM score
    'XQ' : 'f', #PSM FDR (i.e. q-value or 1-PEP).
    'XC' : 'i', #peptide charge
    'XA' : 'i', #Whether the peptide is annotated 0:yes; 1:parially unknown; 2:totally unknown;
    'XM' : 'Z', #Modifications
    'XN' : 'i', #Number of missed cleavages in the peptide (XP)
    'XT' : 'i', #Enzyme specificity
    'XE' : 'i', #Enzyme used in the experiment
    'XG' : 'A', #Peptide type
    'XU' : 'Z', #URI
}


PROBAM_DEFAULTS = {
    'NH' : -1, #number of genomic locations to which the peptide sequence maps
    'XO' : '*', #uniqueness of the peptide mapping
    'XL' : -1, #number of peptides to which the spectrum maps
    'XP' : '*', #peptide sequence
    'YP' : '*', #Protein accession ID from the original search result
    'XF' : '*', #Reading frame of the peptide (0, 1, 2)
    'XI' : -1, #Peptide intensity
    'XB' : '*', #massdiff; experimental mass; calculated mass massdiff can be calculated by experimental mass - calculated mass. If any number is unavailable, the value should be left blank (such as 0.01;;).
    'XR' : '*', #reference peptide sequence
    'YB' : '*', #Preceding amino acids (2 AA, B stands for before).
    'YA' : '*', #Following amino acids (2 AA, A stands for after).
    'XS' : -1, #PSM score
    'XQ' : -1, #PSM FDR (i.e. q-value or 1-PEP).
    'XC' : -1, #peptide charge
    'XA' : -1, #Whether the peptide is annotated 0:yes; 1:parially unknown; 2:totally unknown;
    'XM' : '*', #Modifications
    'XN' : -1, #Number of missed cleavages in the peptide (XP)
    'XT' : -1, #Enzyme specificity
    'XE' : -1, #Enzyme used in the experiment
    'XG' : '*', #Peptide type
    'XU' : '*', #URI
}

def cmp_alphanumeric(s1,s2):
  if s1 == s2:
    return 0
  a1 = re.findall("\d+|[a-zA-Z]+",s1)
  a2 = re.findall("\d+|[a-zA-Z]+",s2)
  for i in range(min(len(a1),len(a2))):
    if a1[i] == a2[i]:
      continue
    if a1[i].isdigit() and a2[i].isdigit():
      return int(a1[i]) - int(a2[i])
    return 1 if a1[i] >  a2[i] else -1
  return len(a1) - len(a2)


def sort_chrom_names(names):
    rnames = sorted(names,cmp=cmp_alphanumeric)
    if 'chrM' in rnames:
        rnames.remove('chrM')
        rnames.insert(0,'chrM')
    if 'MT' in rnames:
        rnames.remove('MT')
        rnames.append('MT')
    return rnames

def as_int_list(obj):
    if obj is None:
        return None
    if isinstance(obj, list):
        return [int(x) for x in obj]
    elif isinstance(obj, str):
        return [int(x) for x in obj.split(',')]
    else:  # python2 unicode?
        return [int(x) for x in str(obj).split(',')]


class ProBEDEntry (object): 
    def __init__(self, chrom, chromStart, chromEnd, name, score, strand, 
                 blockCount, blockSizes, blockStarts, 
                 protacc, peptide, uniqueness, genomeReference,
                 psmScore='.',  fdr='.',  mods='.',  charge='.', 
                 expMassToCharge='.',  calcMassToCharge='.', 
                 psmRank='.',  datasetID='.',  uri='.'):
        self.chrom = chrom
        self.chromStart = int(chromStart)
        self.chromEnd = int(chromEnd)
        self.name = name
        self.score = int(score) if score is not None else 0
        self.strand = '-' if str(strand).startswith('-') else '+'
        self.thickStart = self.chromStart
        self.thickEnd = self.chromEnd
        self.itemRgb = '0'
        self.blockCount = int(blockCount)
        self.blockSizes = as_int_list(blockSizes)
        self.blockStarts = as_int_list(blockStarts)
        self.protacc = protacc
        self.peptide = peptide
        self.uniqueness = uniqueness
        self.genomeReference = genomeReference
        self.psmScore = psmScore
        self.fdr = fdr
        self.mods = mods
        self.charge = charge
        self.expMassToCharge = expMassToCharge
        self.calcMassToCharge = calcMassToCharge
        self.psmRank = psmRank
        self.datasetID = datasetID
        self.uri = uri

    def __str__(self):
        return '%s\t%d\t%d\t%s\t%d\t%s\t%d\t%d\t%s\t%d\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\n' % \
            (self.chrom, self.chromStart, self.chromEnd,
             self.name, self.score, self.strand,
             self.thickStart, self.thickEnd, self.itemRgb,
             self.blockCount, self.blockSizes, self.blockStarts,
             self.protacc, self.peptide, self.uniqueness,
             self.genomeReference,
             self.psmScore, self.fdr, self.mods,
             self.charge, self.expMassToCharge, self.calcMassToCharge,
             self.psmRank, self.datasetID, self.uri)


class ProBED ( object ): 
    def __init__(self,species=None,assembly=None,comments=[]):
        self.species = species
        self.assembly = assembly
        self.comments = comments
        self.entries = dict()
    
    def add_entry(self,entry):
        if not entry.chrom in self.entries:
            self.entries[entry.chrom] = []
        self.entries[entry.chrom].append(entry)

    def write(self,fh):
        rnames = sort_chrom_names(self.entries.keys())
        for sn in rnames:
            if sn not in self.entries:
                continue
            ##for pbe in sorted(self.entries[sn], key=lambda probam_entry: probam_entry.pos):
            for pbe in sorted(self.entries[sn], key=attrgetter('chromStart','chromEnd')):
                fh.write('%s\n' % str(pbe))


class ProBAMEntry (object): 
    def __init__(self, qname='', flag=0, rname='', pos=0, mapq=255, cigar='', rnext='*', pnext='0', tlen='0', seq='*', qual='*', optional=PROBAM_DEFAULTS):
        self.qname = qname
        self.flag = flag
        self.rname = rname
        self.pos = pos
        self.mapq = mapq 
        self.cigar = cigar
        self.rnext = rnext
        self.pnext = pnext
        self.tlen = tlen
        self.seq = seq
        self.qual = qual 
        self.optional = optional
    def __str__(self):
        opt_cols = '\t%s' % '\t'.join(['%s:%s:%s' % (t,PROBAM_TYTPES[t],self.optional[t]) for t in PROBAM_TAGS]) if self.optional else ''
        return '%s\t%d\t%s\t%d\t%d\t%s\t%s\t%s\t%s\t%s\t%s%s' % (
            self.qname,self.flag,self.rname,self.pos,self.mapq,self.cigar,
            str(self.rnext) if self.rnext else '',
            str(self.pnext) if self.pnext else '',
            str(self.tlen) if self.tlen else '',
            self.seq,
            self.qual, opt_cols)
    def add_optional(self,tag,value):
        self.optional[tag] = value

    
class ProBAM ( object ): 
    def __init__(self,species=None,assembly=None,seqlens={},comments=[]):
        self.species = species
        self.assembly = assembly
        self.seqlens = seqlens    
        self.comments = comments
        self.entries = dict()
        self.opt_columns = set()
        self.rg = []
    
    def add_entry(self,pb_entry):
        if not pb_entry.rname in self.entries:
            self.entries[pb_entry.rname] = []
        self.entries[pb_entry.rname].append(pb_entry)
        if pb_entry.optional:
            self.opt_columns | set(pb_entry.optional.keys())

    def add_entry_from_bed(self,bed_entry,optional=dict()):
        if bed_entry.pep:
            optional['XP:Z'] = bed_entry.pep    
        qname=bed_entry.name
        flag = 0 if bed_entry.strand == '+' else 16
        rname = bed_entry.chrom
        pos = bed_entry.chromStart + 1
        cigar = bed_entry.get_cigar()
        seq = bed_entry.get_spliced_seq(strand='+') if bed_entry.seq else '*'
        pb_entry = ProBAMEntry(qname=qname, flag=flag, rname=rname, pos=pos,cigar=cigar,seq=seq,optional=optional)
        self.add_entry(pb_entry)
        ## print >> sys.stderr,('add_entry_from_bed:%s\n  %s\n  %s' % (self.entries.keys(),bed_entry,pb_entry))

    def write(self,fh):
        fh.write('@HD	VN:1.0	SO:coordinate\n')
        rnames = sort_chrom_names(self.seqlens.keys())
        for sn in rnames:
            fh.write('@SQ\tSN:%s\tLN:%d\n' % (sn,self.seqlens[sn]))
        for rg in self.rg:
            fh.write('@RG\tID:%s\n' % (rg))
        fh.write('@PG\tID:SampleSpecificGenerator\n')
        for comment in self.comments:
            fh.write('@CO\t%s\n' % comment)
        for sn in rnames:
            if sn not in self.entries:
                continue
            ##for pbe in sorted(self.entries[sn], key=lambda probam_entry: probam_entry.pos):
            for pbe in sorted(self.entries[sn], key=attrgetter('pos')):
                fh.write('%s\n' % str(pbe))