def do_indel_realign(p, rd, jobsize, sample, refid, ref, deps):
odir = sample
pfx = "{}.{}".format(sample, refid)
opfx = "{}/{}".format(odir, pfx)
ibam = "{}.bam".format(opfx)
obam1 = "{}.realigned.bam".format(opfx)
intervals = "{}.intervals".format(opfx)
obam2 = "{}.{}.bam".format(sample, refid)
obai2 = "{}.bai".format(obam2)
if os.path.exists(obam2) and os.path.exists(obai2) and \
os.path.getctime(obam2) > os.path.getctime(ibam) and \
not has_deps(deps):
ret = subprocess.call(["samtools", "quickcheck", obam2])
if ret == 0:
# nothing to do
return None, obam2
# train realigner
res1 = Resource(rd["06:realign1"], jobsize)
j1 = p.new_job("06:realign1:{}".format(pfx), res1, force=True)
j1.add_cmd("rm -f {}".format(intervals))
gatk_cmd1 = [
"$gatk", # must have this defined somewhere
"-T RealignerTargetCreator",
"-nt {}".format(res1.cpus),
"-R {}".format(ref),
"-I {}".format(ibam),
"-o {}".format(intervals)
]
j1.add_cmd(" \\\n\t".join(gatk_cmd1))
stage1 = j1.sub(afterok=deps)
# do indel realignment
res2 = Resource(rd["06:realign2"], jobsize)
j2 = p.new_job("06:realign2:{}".format(pfx), res2, force=True)
j2.add_cmd("rm -f {}".format(obam1))
gatk_cmd2 = [
"$gatk", "-T IndelRealigner", "-R {}".format(ref),
"-I {}".format(ibam), "--bam_compression 0", "--disable_bam_indexing",
"-targetIntervals {}".format(intervals), "-o {}".format(obam1)
]
j2.add_cmd(" \\\n\t".join(gatk_cmd2))
j2.add_cmd("rm {}".format(intervals))
stage2 = j2.sub(afterok=stage1)
# regenerate MD tags to match realignments
res3 = Resource(rd["06:realign3"], jobsize)
j3 = p.new_job("06:realign3:{}".format(pfx), res2, force=True)
j3.add_cmd("rm -f {}".format(obam2))
j3.add_cmd("rm -f {}".format(obai2))
calmd_cmd = ["samtools calmd", "-b", obam1, ref, "> {}".format(obam2)]
j3.add_cmd(" \\\n\t".join(calmd_cmd))
j3.add_cmd("samtools index {}".format(obam2))
stage3 = j3.sub(afterok=stage2)
return stage3, obam2
def do_fold(p, rd, jobsize, sample, lib, runid, r1, r2):
odir = "{}/{}".format(sample, lib)
pfx = "{}_{}_{}".format(sample, lib, runid)
opfx = "{}/{}".format(odir, pfx)
metrics = "{}.metrics".format(opfx)
fastq = "{}.folded.fastq.gz".format(opfx)
mkdir_p(odir)
if os.path.exists(metrics) and os.path.exists(fastq):
# nothing to do
return None
filecheck(r1)
filecheck(r2)
res = Resource(rd["01:fold"], jobsize)
j = p.new_job("01:fold:{}".format(pfx), res, force=True)
fold_cmd = ["foldreads",
"-m", metrics,
"-1 {}".format(r1),
"-2 {}".format(r2),
"| gzip -c -",
"> {}".format(fastq)]
j.add_cmd(" \\\n\t".join(fold_cmd))
return j.sub()
def do_samtools_stats(p, rd, jobsize, pfx, bam, deps):
stats_mt = "{}.stats.MT.txt".format(bam)
stats_aut = "{}.stats.Aut.txt".format(bam)
stats_X = "{}.stats.chrX.txt".format(bam)
if os.path.exists(stats_mt) and os.path.exists(stats_aut) and os.path.exists(stats_X) and \
os.path.getctime(stats_mt) > os.path.getctime(bam) and \
os.path.getctime(stats_aut) > os.path.getctime(bam) and \
os.path.getctime(stats_X) > os.path.getctime(bam) and \
not has_deps(deps):
return None
res = Resource(rd["10:stats"], jobsize)
j = p.new_job("10:stats:{}".format(pfx), res, force=True)
chrmax = 50
autlist = [str(c) for c in range(1,chrmax)] \
+ ["chr{}".format(c) for c in range(1,chrmax)] \
+ ["Chr{}".format(c) for c in range(1,chrmax)]
autstr = " ".join(autlist)
# 'samtools stats' doesn't fail if you specify a non-existant chr name,
# so we try multiple common names in each case.
j.add_cmd("samtools stats {} MT Mt M > {}".format(bam, stats_mt))
j.add_cmd("samtools stats {} {} > {}".format(bam, autstr, stats_aut))
j.add_cmd("samtools stats {} X chrX ChrX > {}".format(bam, stats_X))
return j.sub(afterok=deps)
def do_scanbp(p, rd, jobsize, sample, refid, ref, deps):
pfx = "{}.{}".format(sample, refid)
ibam = "{}.bam".format(pfx)
pairs_txt = "{}.pairs.txt".format(pfx)
pairs_pdf = "{}.pairs.pdf".format(pfx)
if os.path.exists(pairs_txt) and os.path.exists(pairs_pdf) and \
os.path.getctime(pairs_txt) > os.path.getctime(ibam) and \
not has_deps(deps):
# all files present, nothing to do
return None
res = Resource(rd["08:scanbp"], jobsize)
j = p.new_job("08:scanbp:{}".format(pfx), res, force=True)
j.add_cmd("rm -f {} {}".format(pairs_txt, pairs_pdf))
cmd1 = ["scanbp",
ibam,
"> {}".format(pairs_txt)]
j.add_cmd(" \\\n\t".join(cmd1))
cmd2 = ["plot_nt_pairing.py",
"--title {}".format(pfx),
pairs_txt,
pairs_pdf]
j.add_cmd(" \\\n\t".join(cmd2))
return j.sub(afterok=deps)
def do_dedup(p, rd, jobsize, sample, lib, refid, deps):
odir = "{}/{}".format(sample, lib)
pfx = "{}_{}.{}".format(sample, lib, refid)
opfx = "{}/{}".format(odir, pfx)
ibam = "{}.bam".format(opfx)
obam = "{}.dedup.bam".format(opfx)
obai = "{}.bai".format(obam)
if os.path.exists(obam) and os.path.exists(obai) and \
os.path.getctime(obam) > os.path.getctime(ibam) and \
not has_deps(deps):
ret = subprocess.call(["samtools", "quickcheck", obam])
if ret == 0:
# nothing to do
return None, obam
res = Resource(rd["04:dedup"], jobsize)
j = p.new_job("04:dedup:{}".format(pfx), res, force=True)
j.add_cmd("rm -f {}".format(obai))
j.add_cmd("rm -f {}".format(obam))
dedup_cmd = ["rmdup_collapsed.py --remove-duplicates",
"< {}".format(ibam),
"> {}".format(obam)]
j.add_cmd(" \\\n\t".join(dedup_cmd))
j.add_cmd("samtools index {}".format(obam))
jobid = j.sub(afterok=deps)
return jobid, obam
def do_mark_5mC(p, rd, jobsize, sample, refid, ref, deps):
pfx = "{}.{}".format(sample, refid)
ibam = "{}.bam".format(pfx)
methlist = "{}.methlist.txt.gz".format(pfx)
skip = True
for fmt in ("methylkit", "pileOmeth"):
for ctx in ("CpG", "CHG", "CHH"):
if not os.path.exists("{}.{}.{}.txt.gz".format(pfx, fmt, ctx)):
skip = False
break
if skip == False:
break
if os.path.exists(methlist) and skip and \
os.path.getctime(methlist) > os.path.getctime(ibam) and \
not has_deps(deps):
# all files present, nothing to do
return None
res = Resource(rd["07:mark5mC"], jobsize)
j = p.new_job("07:mark5mC:{}".format(pfx), res, force=True)
j.add_cmd("rm -f {}".format(methlist))
cmd1 = [
"mark5mC", "-5 10", "-3 10", ibam, ref, "| gzip -c -",
"> {}".format(methlist)
]
j.add_cmd(" \\\n\t".join(cmd1))
j.add_cmd("rm -f {}.methylkit.{{CpG,CHG,CHH}}.txt.gz".format(pfx))
j.add_cmd("rm -f {}.pileOmeth.{{CpG,CHG,CHH}}.txt.gz".format(pfx))
cmd2 = ["frobmethlist.py", "--all", "--gzip", methlist, pfx]
j.add_cmd(" \\\n\t".join(cmd2))
return j.sub(afterok=deps)
def do_merge_libs(p, rd, jobsize, sample, lib_list, sl_info, refid, deps):
odir = sample
pfx = "{}.{}".format(sample, refid)
opfx = "{}/{}".format(odir, pfx)
obam = "{}.bam".format(opfx)
obai = "{}.bai".format(obam)
# merge list
ibamlist = []
for lib in lib_list:
lbam = "{}/{}/{}_{}.{}.dedup.bam".format(sample, lib, sample, lib, refid)
ibamlist.append(lbam)
if os.path.exists(obam) and os.path.exists(obai) and \
not has_deps(deps):
for ibam in ibamlist:
if not os.path.exists(ibam):
continue
if os.path.getctime(obam) < os.path.getctime(ibam):
break
else:
ret = subprocess.call(["samtools", "quickcheck", obam])
if ret == 0:
# check header for the expected readgroups
exp_rgs = set()
for lib in lib_list:
for runid in sl_info[(sample,lib)]:
exp_rgs.add("{}_{}_{}".format(sample, lib, runid))
hdr_rgs = bam2rgids(obam)
if hdr_rgs == exp_rgs:
# nothing to do
return None, obam
if len(lib_list) == 1:
# nothing to merge, just symlink
lib = lib_list[0]
lbam = "{}/{}_{}.{}.dedup.bam".format(lib, sample, lib, refid)
lbai = "{}.bai".format(lbam)
rm_f([obam, obai])
os.symlink(lbam, obam)
os.symlink(lbai, obai)
# pass through dependencies
return deps, obam
res = Resource(rd["05:mergelibs"], jobsize)
j = p.new_job("05:mergelibs:{}".format(pfx), res, force=True)
j.add_cmd("rm -f {}".format(obai))
j.add_cmd("rm -f {}".format(obam))
merge_cmd = ["samtools merge", obam]
merge_cmd.extend(ibamlist)
j.add_cmd(" \\\n\t".join(merge_cmd))
j.add_cmd("samtools index {}".format(obam))
jobid = j.sub(afterok=deps)
return jobid, obam
def do_merge_runs(p, rd, jobsize, sample, lib, runid_list, refid, deps):
odir = "{}/{}".format(sample, lib)
pfx = "{}_{}.{}".format(sample, lib, refid)
opfx = "{}/{}".format(odir, pfx)
obam = "{}.bam".format(opfx)
obai = "{}.bai".format(obam)
# merge list
ibamlist = []
for runid in runid_list:
rpfx = "{}_{}_{}".format(sample, lib, runid)
rbam = "{}/{}.{}.bam".format(odir, rpfx, refid)
if os.path.exists(rbam):
ibamlist.append(rbam)
if os.path.exists(obam) and os.path.exists(obai) and \
not has_deps(deps):
for ibam in ibamlist:
if os.path.getctime(obam) < os.path.getctime(ibam):
break
else:
ret = subprocess.call(["samtools", "quickcheck", obam])
if ret == 0:
# check header for the expected readgroups
exp_rgs = {
"{}_{}_{}".format(sample, lib, r)
for r in runid_list
}
hdr_rgs = bam2rgids(obam)
if hdr_rgs == exp_rgs:
# nothing to do
return None, obam
if len(runid_list) == 1:
# nothing to merge, just symlink
runid = runid_list[0]
rbam = "{}_{}_{}.{}.bam".format(sample, lib, runid, refid)
rbai = "{}.bai".format(rbam)
rm_f([obam, obai])
os.symlink(rbam, obam)
os.symlink(rbai, obai)
# pass through dependencies
return deps, obam
res = Resource(rd["03:mergeruns"], jobsize)
j = p.new_job("03:mergeruns:{}".format(pfx), res, force=True)
j.add_cmd("rm -f {}".format(obai))
j.add_cmd("rm -f {}".format(obam))
merge_cmd = ["samtools merge", obam]
merge_cmd.extend(ibamlist)
j.add_cmd(" \\\n\t".join(merge_cmd))
j.add_cmd("samtools index {}".format(obam))
jobid = j.sub(afterok=deps)
return jobid, obam
def do_map(p, rd, jobsize, sample, lib, runid, refid, ref, deps):
odir = "{}/{}".format(sample, lib)
pfx = "{}_{}_{}".format(sample, lib, runid)
opfx = "{}/{}".format(odir, pfx)
fastq = "{}.folded.fastq.gz".format(opfx)
bam = "{}.{}.bam".format(opfx, refid)
bai = "{}.bai".format(bam)
if os.path.exists(bam) and os.path.exists(bai) and \
os.path.getctime(bam) > os.path.getctime(fastq) and \
not has_deps(deps):
ret = subprocess.call(["samtools", "quickcheck", bam])
if ret == 0:
# nothing to do
return None
# remove files if they exist, we will remap
if os.path.lexists(bai):
os.unlink(bai)
if os.path.lexists(bam):
os.unlink(bam)
res = Resource(rd["02:map"], jobsize)
j = p.new_job("02:map:{}.{}".format(pfx, refid), res, force=True)
bwa_cmd = [
"bwa mem",
"-t {}".format(res.cpus),
"-R \"@RG\tID:{}\tSM:{}\tLB:{}\tPL:ILLUMINA\"".format(
pfx, sample, lib),
"-C", # Carry through the fastq comments
ref,
fastq,
"|samtools view",
"-q 25",
"-Sbu",
"-",
"|samtools sort",
"-O bam",
"-m 1G",
"-@ 1",
"-T tmp.sort.{}.{}".format(pfx, refid),
"-",
">{}".format(bam)
]
j.add_cmd(" \\\n\t".join(bwa_cmd))
j.add_cmd("samtools index {}".format(bam))
return j.sub(afterok=deps)
def do_samtools_flagstat(p, rd, jobsize, pfx, bam, deps):
flagstat = "{}.flagstat.txt".format(bam)
if os.path.exists(flagstat) and \
os.path.getctime(flagstat) > os.path.getctime(bam) and \
not has_deps(deps):
return None
res = Resource(rd["09:flagstat"], jobsize)
j = p.new_job("09:flagstat:{}".format(pfx), res, force=True)
j.add_cmd("samtools flagstat {} > {}".format(bam, flagstat))
return j.sub(afterok=deps)
def do_samtools_bedcov(p, rd, jobsize, pfx, ref_fa, bam, deps):
fai = "{}.fai".format(ref_fa)
bed = "{}.bed.tmp".format(bam)
bedcov = "{}.bedcov.txt".format(bam)
if os.path.exists(bedcov) and \
os.path.getctime(bedcov) > os.path.getctime(bam) and \
not has_deps(deps):
return None
res = Resource(rd["11:bedcov"], jobsize)
j = p.new_job("11:bedcov:{}".format(pfx), res, force=True)
j.add_cmd("awk 'BEGIN {OFS=\"\t\"} {print $1, 0, $2}' {} > {}".format(fai, bed))
j.add_cmd("samtools bedcov {} {} > {}".format(bed, bam, bedcov))
j.add_cleanup_cmd = "rm -f {}".format(bed)
return j.sub(afterok=deps)
