def _get_star_dirnames(align_dir, data, names):
ALIGNED_OUT_FILE = "Aligned.out.sam"
out_prefix = os.path.join(align_dir, dd.get_lane(data))
out_file = out_prefix + ALIGNED_OUT_FILE
out_dir = os.path.join(align_dir, "%s_star" % dd.get_lane(data))
final_out = os.path.join(out_dir, "{0}.bam".format(names["sample"]))
return StarOutDirs(out_dir, out_file, out_prefix, final_out)
def _get_star_dirnames(align_dir, data, names):
ALIGNED_OUT_FILE = "Aligned.out.sam"
out_prefix = os.path.join(align_dir, dd.get_lane(data))
out_file = out_prefix + ALIGNED_OUT_FILE
out_dir = os.path.join(align_dir, "%s_star" % dd.get_lane(data))
final_out = os.path.join(out_dir, "{0}.bam".format(names["sample"]))
return StarOutDirs(out_dir, out_file, out_prefix, final_out)
def align(fastq_file, pair_file, ref_file, names, align_dir, data):
assert data["analysis"].lower().startswith("wgbs-seq"), "No comparible alignment."
config = data["config"]
sample = dd.get_sample_name(data)
out_prefix = os.path.join(align_dir, dd.get_lane(data))
out_dir = os.path.join(align_dir, "%s_bismark" % dd.get_lane(data))
if not ref_file:
logger.error("bismark index not found. You can install "
"the index for your genome with: bcbio_nextgen.py upgrade "
"--aligners bismark --genomes genome-build-name --data")
sys.exit(1)
final_out = os.path.join(align_dir, "{0}.bam".format(sample))
if file_exists(final_out):
data = dd.set_work_bam(data, final_out)
data["bam_report"] = glob.glob(os.path.join(out_dir, "*report.txt"))[0]
data = dd.update_summary_qc(data, "bismark", base=data["bam_report"])
return data
bismark = config_utils.get_program("bismark", config)
# bismark uses 5 threads/sample and ~12GB RAM/sample (hg38)
resources = config_utils.get_resources("bismark", data["config"])
max_cores = dd.get_num_cores(data)
max_mem = config_utils.convert_to_bytes(resources.get("memory", "1G")) / (1024.0 * 1024.0)
instances = calculate_bismark_instances(max_cores, max_mem * max_cores)
# override instances if specified in the config
if resources and resources.get("bismark_threads"):
instances = resources.get("bismark_threads")
logger.info(f"Using {instances} bismark instances - overriden by resources")
bowtie_threads = 1
if resources and resources.get("bowtie_threads"):
bowtie_threads = resources.get("bowtie_threads")
logger.info(f"Using {bowtie_threads} bowtie threads per bismark instance")
kit = kits.KITS.get(dd.get_kit(data), None)
directional = "--non_directional" if kit and not kit.is_directional else ""
other_opts = resources.get("options", [])
other_opts = " ".join([str(x) for x in other_opts]).strip()
fastq_files = " ".join([fastq_file, pair_file]) if pair_file else fastq_file
safe_makedir(align_dir)
cmd = "{bismark} {other_opts} {directional} --bowtie2 --temp_dir {tx_out_dir} --gzip --parallel {instances} -p {bowtie_threads} -o {tx_out_dir} --unmapped {ref_file} {fastq_file} "
if pair_file:
fastq_file = "-1 %s -2 %s" % (fastq_file, pair_file)
raw_bam = glob.glob(out_dir + "/*bismark*bt2*bam")
if not raw_bam:
with tx_tmpdir() as tx_out_dir:
run_message = "Running Bismark aligner on %s and %s" % (fastq_file, ref_file)
do.run(cmd.format(**locals()), run_message, None)
shutil.move(tx_out_dir, out_dir)
raw_bam = glob.glob(out_dir + "/*bismark*bt2*bam")
# don't process bam in the bismark pipeline!
utils.symlink_plus(raw_bam[0], final_out)
data = dd.set_work_bam(data, final_out)
data["bam_report"] = glob.glob(os.path.join(out_dir, "*report.txt"))[0]
data = dd.update_summary_qc(data, "bismark", base=data["bam_report"])
return data
def align(fastq_file, pair_file, ref_file, names, align_dir, data):
max_hits = 10
srna = True if data["analysis"].lower().startswith("smallrna-seq") else False
srna_opts = ""
if srna:
max_hits = 1000
srna_opts = "--alignIntronMax 1"
config = data["config"]
out_prefix = os.path.join(align_dir, dd.get_lane(data))
out_file = out_prefix + "Aligned.out.sam"
out_dir = os.path.join(align_dir, "%s_star" % dd.get_lane(data))
if not ref_file:
logger.error("STAR index not found. We don't provide the STAR indexes "
"by default because they are very large. You can install "
"the index for your genome with: bcbio_nextgen.py upgrade "
"--aligners star --genomes genome-build-name --data")
sys.exit(1)
final_out = os.path.join(out_dir, "{0}.bam".format(names["sample"]))
if file_exists(final_out):
data = _update_data(final_out, out_dir, names, data)
return data
star_path = config_utils.get_program("STAR", config)
fastq_files = " ".join([fastq_file, pair_file]) if pair_file else fastq_file
num_cores = dd.get_num_cores(data)
gtf_file = dd.get_gtf_file(data)
safe_makedir(align_dir)
cmd = ("{star_path} --genomeDir {ref_file} --readFilesIn {fastq_files} "
"--runThreadN {num_cores} --outFileNamePrefix {out_prefix} "
"--outReadsUnmapped Fastx --outFilterMultimapNmax {max_hits} "
"--outStd SAM {srna_opts} "
"--outSAMunmapped Within --outSAMattributes %s " % " ".join(ALIGN_TAGS))
cmd += _add_sj_index_commands(fastq_file, ref_file, gtf_file) if not srna else ""
cmd += " --readFilesCommand zcat " if is_gzipped(fastq_file) else ""
cmd += _read_group_option(names)
fusion_mode = utils.get_in(data, ("config", "algorithm", "fusion_mode"), False)
if fusion_mode:
cmd += (" --chimSegmentMin 12 --chimJunctionOverhangMin 12 "
"--chimScoreDropMax 30 --chimSegmentReadGapMax 5 "
"--chimScoreSeparation 5 "
"--chimOutType WithinSAM ")
strandedness = utils.get_in(data, ("config", "algorithm", "strandedness"),
"unstranded").lower()
if strandedness == "unstranded" and not srna:
cmd += " --outSAMstrandField intronMotif "
if not srna:
cmd += " --quantMode TranscriptomeSAM "
with file_transaction(data, final_out) as tx_final_out:
cmd += " | " + postalign.sam_to_sortbam_cl(data, tx_final_out)
run_message = "Running STAR aligner on %s and %s" % (fastq_file, ref_file)
do.run(cmd.format(**locals()), run_message, None)
data = _update_data(final_out, out_dir, names, data)
return data
def align(fastq_file, pair_file, ref_file, names, align_dir, data):
assert data["analysis"].lower().startswith(
"wgbs-seq"), "No comparible alignment."
config = data["config"]
sample = dd.get_sample_name(data)
out_prefix = os.path.join(align_dir, dd.get_lane(data))
out_dir = os.path.join(align_dir, "%s_bismark" % dd.get_lane(data))
if not ref_file:
logger.error(
"bismark index not found. We don't provide the STAR indexes "
"by default because they are very large. You can install "
"the index for your genome with: bcbio_nextgen.py upgrade "
"--aligners bismark --genomes genome-build-name --data")
sys.exit(1)
final_out = os.path.join(align_dir, "{0}.bam".format(sample))
if file_exists(final_out):
data = dd.set_work_bam(data, final_out)
data["bam_report"] = glob.glob(os.path.join(out_dir, "*report.txt"))[0]
return data
bismark = config_utils.get_program("bismark", config)
# bismark uses 5 threads/sample and ~12GB RAM/sample (hg38)
resources = config_utils.get_resources("bismark", data["config"])
max_cores = resources.get("cores", 1)
max_mem = config_utils.convert_to_bytes(resources.get("memory", "1G"))
n = min(max(int(max_cores / 5), 1),
max(int(max_mem / config_utils.convert_to_bytes("12G")), 1))
kit = kits.KITS.get(dd.get_kit(data), None)
directional = "--non_directional" if kit and not kit.is_directional else ""
other_opts = resources.get("options", [])
other_opts = " ".join([str(x) for x in other_opts]).strip()
fastq_files = " ".join([fastq_file, pair_file
]) if pair_file else fastq_file
safe_makedir(align_dir)
cmd = "{bismark} {other_opts} {directional} --bowtie2 --temp_dir {tx_out_dir} --gzip --multicore {n} -o {tx_out_dir} --unmapped {ref_file} {fastq_file}"
if pair_file:
fastq_file = "-1 %s -2 %s" % (fastq_file, pair_file)
raw_bam = glob.glob(out_dir + "/*bismark*bt2*bam")
if not raw_bam:
with tx_tmpdir() as tx_out_dir:
run_message = "Running Bismark aligner on %s and %s" % (fastq_file,
ref_file)
do.run(cmd.format(**locals()), run_message, None)
shutil.move(tx_out_dir, out_dir)
raw_bam = glob.glob(out_dir + "/*bismark*bt2*bam")
process_bam = _process_bam(raw_bam[0], fastq_files, sample,
dd.get_sam_ref(data), config)
utils.symlink_plus(process_bam, final_out)
data = dd.set_work_bam(data, final_out)
data["bam_report"] = glob.glob(os.path.join(out_dir, "*report.txt"))[0]
return data
def align(fastq_file, pair_file, ref_file, names, align_dir, data):
config = data["config"]
out_prefix = os.path.join(align_dir, dd.get_lane(data))
out_file = out_prefix + "Aligned.out.sam"
out_dir = os.path.join(align_dir, "%s_star" % dd.get_lane(data))
if not ref_file:
logger.error(
"STAR index not found. We don't provide the STAR indexes "
"by default because they are very large. You can install "
"the index for your genome with: bcbio_nextgen.py upgrade "
"--aligners star --genomes genome-build-name --data")
sys.exit(1)
final_out = os.path.join(out_dir, "{0}.bam".format(names["sample"]))
if file_exists(final_out):
data = _update_data(final_out, out_dir, names, data)
return data
star_path = config_utils.get_program("STAR", config)
fastq = " ".join([fastq_file, pair_file]) if pair_file else fastq_file
num_cores = config["algorithm"].get("num_cores", 1)
safe_makedir(align_dir)
cmd = ("{star_path} --genomeDir {ref_file} --readFilesIn {fastq} "
"--runThreadN {num_cores} --outFileNamePrefix {out_prefix} "
"--outReadsUnmapped Fastx --outFilterMultimapNmax 10 "
"--outStd SAM "
"--outSAMunmapped Within --outSAMattributes %s" %
" ".join(ALIGN_TAGS))
cmd = cmd + " --readFilesCommand zcat " if is_gzipped(fastq_file) else cmd
cmd += _read_group_option(names)
fusion_mode = utils.get_in(data, ("config", "algorithm", "fusion_mode"),
False)
if fusion_mode:
cmd += " --chimSegmentMin 15 --chimJunctionOverhangMin 15"
strandedness = utils.get_in(data, ("config", "algorithm", "strandedness"),
"unstranded").lower()
if strandedness == "unstranded":
cmd += " --outSAMstrandField intronMotif "
if dd.get_rsem(data) and not is_transcriptome_broken():
cmd += " --quantMode TranscriptomeSAM "
with tx_tmpdir(data) as tmp_dir:
sam_to_bam = bam.sam_to_bam_stream_cmd(config)
sort = bam.sort_cmd(config, tmp_dir)
cmd += "| {sam_to_bam} | {sort} -o {tx_final_out} "
run_message = "Running STAR aligner on %s and %s" % (fastq_file,
ref_file)
with file_transaction(data, final_out) as tx_final_out:
do.run(cmd.format(**locals()), run_message, None)
data = _update_data(final_out, out_dir, names, data)
return data
def align(fastq_file, pair_file, ref_file, names, align_dir, data):
config = data["config"]
out_prefix = os.path.join(align_dir, dd.get_lane(data))
out_file = out_prefix + "Aligned.out.sam"
out_dir = os.path.join(align_dir, "%s_star" % dd.get_lane(data))
if not ref_file:
logger.error("STAR index not found. We don't provide the STAR indexes "
"by default because they are very large. You can install "
"the index for your genome with: bcbio_nextgen.py upgrade "
"--aligners star --genomes genome-build-name --data")
sys.exit(1)
final_out = os.path.join(out_dir, "{0}.bam".format(names["sample"]))
if file_exists(final_out):
data = _update_data(final_out, out_dir, names, data)
return data
star_path = config_utils.get_program("STAR", config)
fastq = " ".join([fastq_file, pair_file]) if pair_file else fastq_file
num_cores = config["algorithm"].get("num_cores", 1)
safe_makedir(align_dir)
cmd = ("{star_path} --genomeDir {ref_file} --readFilesIn {fastq} "
"--runThreadN {num_cores} --outFileNamePrefix {out_prefix} "
"--outReadsUnmapped Fastx --outFilterMultimapNmax 10 "
"--outStd SAM "
"--outSAMunmapped Within --outSAMattributes %s" % " ".join(ALIGN_TAGS))
cmd = cmd + " --readFilesCommand zcat " if is_gzipped(fastq_file) else cmd
cmd += _read_group_option(names)
fusion_mode = utils.get_in(data, ("config", "algorithm", "fusion_mode"), False)
if fusion_mode:
cmd += " --chimSegmentMin 15 --chimJunctionOverhangMin 15"
strandedness = utils.get_in(data, ("config", "algorithm", "strandedness"),
"unstranded").lower()
if strandedness == "unstranded":
cmd += " --outSAMstrandField intronMotif "
if dd.get_rsem(data) and not is_transcriptome_broken():
cmd += " --quantMode TranscriptomeSAM "
with tx_tmpdir(data) as tmp_dir:
sam_to_bam = bam.sam_to_bam_stream_cmd(config)
sort = bam.sort_cmd(config, tmp_dir)
cmd += "| {sam_to_bam} | {sort} -o {tx_final_out} "
run_message = "Running STAR aligner on %s and %s" % (fastq_file, ref_file)
with file_transaction(data, final_out) as tx_final_out:
do.run(cmd.format(**locals()), run_message, None)
data = _update_data(final_out, out_dir, names, data)
return data
def __init__(self, data):
self._db_location = self._get_ericscript_db(data)
self._sample_name = dd.get_lane(data)
self._work_dir = dd.get_work_dir(data)
self._env = None
self._output_dir = None
self._sample_out_dir = None
def align(fastq_file, pair_file, ref_file, names, align_dir, data):
assert data["analysis"].lower().startswith("wgbs-seq"), "No comparible alignment"
config = data["config"]
sample = dd.get_sample_name(data)
out_prefix = os.path.join(align_dir, dd.get_lane(data))
ref_file = dd.get_sam_ref(data)
final_out = os.path.join(align_dir, "{0}.bam".format(sample))
if file_exists(final_out):
data = dd.set_work_bam(data, final_out)
return data
bsmap = config_utils.get_program("bsmap", config)
fastq_files = " -a %s" % fastq_file
num_cores = dd.get_num_cores(data)
num_cores = "-p %d" % num_cores
safe_makedir(align_dir)
cmd = "{bsmap} {num_cores} -w 100 -v 0.07 -m 10 -x 300 -o {tx_out_bam} -d {ref_file} {fastq_files}"
if pair_file:
fastq_files = "-a %s -b %s" % (fastq_file, pair_file)
if not final_out:
with file_transaction(final_out) as tx_out_bam:
run_message = "Running BSMAP aligner on %s and %s" % (fastq_file, ref_file)
do.run(cmd.format(**locals()), run_message, None)
data = dd.set_work_bam(data, final_out)
return data
def __init__(self, data):
self._db_location = self._get_ericscript_db(data)
self._sample_name = dd.get_lane(data)
self._work_dir = dd.get_work_dir(data)
self._env = None
self._output_dir = None
self._sample_out_dir = None
def align(fastq_file, pair_file, ref_file, names, align_dir, data):
paired = True if pair_file else False
hisat2 = config_utils.get_program("hisat2", data)
num_cores = dd.get_num_cores(data)
quality_flag = _get_quality_flag(data)
stranded_flag = _get_stranded_flag(data, paired)
rg_flags = _get_rg_flags(names)
out_file = os.path.join(align_dir, dd.get_lane(data)) + ".bam"
if file_exists(out_file):
data = dd.set_work_bam(data, out_file)
return data
cmd = (
"{hisat2} -x {ref_file} -p {num_cores} {quality_flag} {stranded_flag} "
"{rg_flags} ")
if paired:
cmd += "-1 {fastq_file} -2 {pair_file} "
else:
cmd += "-U {fastq_file} "
if dd.get_analysis(data).lower() == "smallrna-seq":
cmd += "-k 1000 "
# if assembling transcripts, set flags that cufflinks/stringtie can use
if dd.get_transcript_assembler(data):
cmd += "--dta-cufflinks "
if dd.get_analysis(data).lower() == "rna-seq":
gtf_file = dd.get_gtf_file(data)
splicesites = os.path.join(os.path.dirname(gtf_file),
"ref-transcripts-splicesites.txt")
cmd += "--known-splicesite-infile {splicesites} "
message = "Aligning %s and %s with hisat2." % (fastq_file, pair_file)
with file_transaction(out_file) as tx_out_file:
cmd += " | " + postalign.sam_to_sortbam_cl(data, tx_out_file)
do.run(cmd.format(**locals()), message)
data = dd.set_work_bam(data, out_file)
return data
def align(fastq_file, pair_file, ref_file, names, align_dir, data):
paired = True if pair_file else False
hisat2 = config_utils.get_program("hisat2", data)
num_cores = dd.get_num_cores(data)
quality_flag = _get_quality_flag(data)
stranded_flag = _get_stranded_flag(data, paired)
rg_flags = _get_rg_flags(names)
out_file = os.path.join(align_dir, dd.get_lane(data)) + ".bam"
if file_exists(out_file):
data = dd.set_work_bam(data, out_file)
return data
cmd = ("{hisat2} -x {ref_file} -p {num_cores} {quality_flag} {stranded_flag} "
"{rg_flags} ")
if paired:
cmd += "-1 {fastq_file} -2 {pair_file} "
else:
cmd += "-U {fastq_file} "
if dd.get_analysis(data).lower() == "smallrna-seq":
cmd += "-k 1000 "
# if assembling transcripts, set flags that cufflinks can use
if dd.get_assemble_transcripts(data):
cmd += "--dta-cufflinks "
if dd.get_analysis(data) == "rna-seq":
splicesites = os.path.join(os.path.dirname(gtf_file),
"ref-transcripts-splicesites.txt")
cmd += "--known-splicesite-infile {splicesites} "
message = "Aligning %s and %s with hisat2." %(fastq_file, pair_file)
with file_transaction(out_file) as tx_out_file:
cmd += " | " + postalign.sam_to_sortbam_cl(data, tx_out_file)
do.run(cmd.format(**locals()), message)
data = dd.set_work_bam(data, out_file)
return data
def test_get_star_dirnames(data, names):
align_dir = "/path/to/align/dir"
lane = dd.get_lane(data)
result = _get_star_dirnames(align_dir, data, names)
assert result.out_dir == "/path/to/align/dir/%s_star" % lane
assert result.out_prefix == "/path/to/align/dir/%s" % lane
assert result.out_file == "/path/to/align/dir/%sAligned.out.sam" % lane
assert result.final_out == "/path/to/align/dir/%s_star/%s.bam" % (lane, names["sample"])
def align(fastq_file, pair_file, ref_file, names, align_dir, data):
assert data["analysis"].lower().startswith(
"wgbs-seq"), "No comparible alignment."
config = data["config"]
sample = dd.get_sample_name(data)
out_prefix = os.path.join(align_dir, dd.get_lane(data))
out_dir = os.path.join(align_dir, "%s_bismark" % dd.get_lane(data))
if not ref_file:
logger.error(
"bismark index not found. We don't provide the STAR indexes "
"by default because they are very large. You can install "
"the index for your genome with: bcbio_nextgen.py upgrade "
"--aligners bismark --genomes genome-build-name --data")
sys.exit(1)
final_out = os.path.join(align_dir, "{0}.bam".format(sample))
if file_exists(final_out):
data = dd.set_work_bam(data, final_out)
data["bam_report"] = glob.glob(os.path.join(out_dir, "*report.txt"))[0]
return data
bismark = config_utils.get_program("bismark", config)
fastq_files = " ".join([fastq_file, pair_file
]) if pair_file else fastq_file
num_cores = dd.get_num_cores(data)
n = 1 if num_cores < 5 else 2
safe_makedir(align_dir)
cmd = "{bismark} --bowtie2 --temp_dir {tx_out_dir} --gzip --multicore {n} -o {tx_out_dir} --unmapped {ref_file} {fastq_file}"
if pair_file:
fastq_file = "-1 %s -2 %s" % (fastq_file, pair_file)
raw_bam = glob.glob(out_dir + "/*bismark*bt2*bam")
if not raw_bam:
with tx_tmpdir() as tx_out_dir:
run_message = "Running Bismark aligner on %s and %s" % (fastq_file,
ref_file)
do.run(cmd.format(**locals()), run_message, None)
shutil.move(tx_out_dir, out_dir)
raw_bam = glob.glob(out_dir + "/*bismark*bt2*bam")
process_bam = _process_bam(raw_bam[0], fastq_files, sample,
dd.get_sam_ref(data), config)
utils.symlink_plus(process_bam, final_out)
data = dd.set_work_bam(data, final_out)
data["bam_report"] = glob.glob(os.path.join(out_dir, "*report.txt"))[0]
return data
def test_get_star_dirnames(data, names):
align_dir = '/path/to/align/dir'
lane = dd.get_lane(data)
result = _get_star_dirnames(align_dir, data, names)
assert result.out_dir == '/path/to/align/dir/%s_star' % lane
assert result.out_prefix == '/path/to/align/dir/%s' % lane
assert result.out_file == '/path/to/align/dir/%sAligned.out.sam' % lane
assert result.final_out == '/path/to/align/dir/%s_star/%s.bam' % (
lane, names['sample'])
def test_get_star_dirnames(data, names):
from bcbio.ngsalign.star import _get_star_dirnames
align_dir = '/path/to/align/dir'
lane = dd.get_lane(data)
result = star._get_star_dirnames(align_dir, data, names)
assert result.out_dir == '/path/to/align/dir/%s_star' % lane
assert result.out_prefix == '/path/to/align/dir/%s' % lane
assert result.out_file == '/path/to/align/dir/%sAligned.out.sam' % lane
assert result.final_out == '/path/to/align/dir/%s_star/%s.bam' % (
lane, names['sample'])
def align(fastq_file, pair_file, ref_file, names, align_dir, data):
if not ref_file:
logger.error(
"STAR index not found. We don't provide the STAR indexes "
"by default because they are very large. You can install "
"the index for your genome with: bcbio_nextgen.py upgrade "
"--aligners star --genomes genome-build-name --data")
sys.exit(1)
max_hits = 10
srna = True if data["analysis"].lower().startswith(
"smallrna-seq") else False
srna_opts = ""
if srna:
max_hits = 1000
srna_opts = "--alignIntronMax 1"
config = data["config"]
star_dirs = _get_star_dirnames(align_dir, data, names)
if file_exists(star_dirs.final_out):
data = _update_data(star_dirs.final_out, star_dirs.out_dir, names,
data)
out_log_file = os.path.join(align_dir,
dd.get_lane(data) + "Log.final.out")
data = dd.update_summary_qc(data, "star", base=out_log_file)
return data
star_path = config_utils.get_program("STAR", config)
def _unpack_fastq(f):
"""Use process substitution instead of readFilesCommand for gzipped inputs.
Prevents issues on shared filesystems that don't support FIFO:
https://github.com/alexdobin/STAR/issues/143
"""
if f and is_gzipped(f):
return "<(gunzip -c %s)" % f
else:
return f
fastq_files = (" ".join([
_unpack_fastq(fastq_file),
_unpack_fastq(pair_file)
]) if pair_file else _unpack_fastq(fastq_file))
num_cores = dd.get_num_cores(data)
gtf_file = dd.get_transcriptome_gtf(data)
if not gtf_file:
gtf_file = dd.get_gtf_file(data)
if ref_file.endswith("chrLength"):
ref_file = os.path.dirname(ref_file)
if index_has_alts(ref_file):
logger.error(
"STAR is being run on an index with ALTs which STAR is not "
"designed for. Please remake your STAR index or use an ALT-aware "
"aligner like hisat2")
sys.exit(1)
with file_transaction(data, align_dir) as tx_align_dir:
tx_1pass_dir = tx_align_dir + "1pass"
tx_star_dirnames = _get_star_dirnames(tx_1pass_dir, data, names)
tx_out_dir, tx_out_file, tx_out_prefix, tx_final_out = tx_star_dirnames
safe_makedir(tx_1pass_dir)
safe_makedir(tx_out_dir)
cmd = (
"{star_path} --genomeDir {ref_file} --readFilesIn {fastq_files} "
"--runThreadN {num_cores} --outFileNamePrefix {tx_out_prefix} "
"--outReadsUnmapped Fastx --outFilterMultimapNmax {max_hits} "
"--outStd BAM_Unsorted {srna_opts} "
"--limitOutSJcollapsed 2000000 "
"--outSAMtype BAM Unsorted "
"--outSAMmapqUnique 60 "
"--outSAMunmapped Within --outSAMattributes %s " %
" ".join(ALIGN_TAGS))
cmd += _add_sj_index_commands(fastq_file, ref_file,
gtf_file) if not srna else ""
cmd += _read_group_option(names)
if dd.get_fusion_caller(data):
if "arriba" in dd.get_fusion_caller(data):
cmd += (
"--chimSegmentMin 10 --chimOutType WithinBAM "
"--chimJunctionOverhangMin 10 --chimScoreMin 1 --chimScoreDropMax 30 "
"--chimScoreJunctionNonGTAG 0 --chimScoreSeparation 1 "
"--alignSJstitchMismatchNmax 5 -1 5 5 "
"--chimSegmentReadGapMax 3 "
"--peOverlapNbasesMin 10 "
"--alignSplicedMateMapLminOverLmate 0.5 ")
else:
cmd += (" --chimSegmentMin 12 --chimJunctionOverhangMin 12 "
"--chimScoreDropMax 30 --chimSegmentReadGapMax 5 "
"--chimScoreSeparation 5 ")
if "oncofuse" in dd.get_fusion_caller(data):
cmd += "--chimOutType Junctions "
else:
cmd += "--chimOutType WithinBAM "
strandedness = utils.get_in(data,
("config", "algorithm", "strandedness"),
"unstranded").lower()
if strandedness == "unstranded" and not srna:
cmd += " --outSAMstrandField intronMotif "
if not srna:
cmd += " --quantMode TranscriptomeSAM "
resources = config_utils.get_resources("star", data["config"])
if resources.get("options", []):
cmd += " " + " ".join(
[str(x) for x in resources.get("options", [])])
cmd += " | " + postalign.sam_to_sortbam_cl(data, tx_final_out)
cmd += " > {tx_final_out} "
run_message = "Running 1st pass of STAR aligner on %s and %s" % (
fastq_file, ref_file)
do.run(cmd.format(**locals()), run_message, None)
sjfile = get_splicejunction_file(tx_out_dir, data)
sjflag = f"--sjdbFileChrStartEnd {sjfile}" if sjfile else ""
tx_star_dirnames = _get_star_dirnames(tx_align_dir, data, names)
tx_out_dir, tx_out_file, tx_out_prefix, tx_final_out = tx_star_dirnames
safe_makedir(tx_align_dir)
safe_makedir(tx_out_dir)
cmd = (
"{star_path} --genomeDir {ref_file} --readFilesIn {fastq_files} "
"--runThreadN {num_cores} --outFileNamePrefix {tx_out_prefix} "
"--outReadsUnmapped Fastx --outFilterMultimapNmax {max_hits} "
"--outStd BAM_Unsorted {srna_opts} "
"--limitOutSJcollapsed 2000000 "
"{sjflag} "
"--outSAMtype BAM Unsorted "
"--outSAMmapqUnique 60 "
"--outSAMunmapped Within --outSAMattributes %s " %
" ".join(ALIGN_TAGS))
cmd += _add_sj_index_commands(fastq_file, ref_file,
gtf_file) if not srna else ""
cmd += _read_group_option(names)
if dd.get_fusion_caller(data):
if "arriba" in dd.get_fusion_caller(data):
cmd += (
"--chimSegmentMin 10 --chimOutType WithinBAM SoftClip Junctions "
"--chimJunctionOverhangMin 10 --chimScoreMin 1 --chimScoreDropMax 30 "
"--chimScoreJunctionNonGTAG 0 --chimScoreSeparation 1 "
"--alignSJstitchMismatchNmax 5 -1 5 5 "
"--chimSegmentReadGapMax 3 ")
else:
cmd += (" --chimSegmentMin 12 --chimJunctionOverhangMin 12 "
"--chimScoreDropMax 30 --chimSegmentReadGapMax 5 "
"--chimScoreSeparation 5 ")
if "oncofuse" in dd.get_fusion_caller(data):
cmd += "--chimOutType Junctions "
else:
cmd += "--chimOutType WithinBAM "
strandedness = utils.get_in(data,
("config", "algorithm", "strandedness"),
"unstranded").lower()
if strandedness == "unstranded" and not srna:
cmd += " --outSAMstrandField intronMotif "
if not srna:
cmd += " --quantMode TranscriptomeSAM "
resources = config_utils.get_resources("star", data["config"])
if resources.get("options", []):
cmd += " " + " ".join(
[str(x) for x in resources.get("options", [])])
cmd += " | " + postalign.sam_to_sortbam_cl(data, tx_final_out)
cmd += " > {tx_final_out} "
run_message = "Running 2nd pass of STAR aligner on %s and %s" % (
fastq_file, ref_file)
do.run(cmd.format(**locals()), run_message, None)
data = _update_data(star_dirs.final_out, star_dirs.out_dir, names, data)
out_log_file = os.path.join(align_dir, dd.get_lane(data) + "Log.final.out")
data = dd.update_summary_qc(data, "star", base=out_log_file)
return data
def align(fastq_file, pair_file, ref_file, names, align_dir, data):
max_hits = 10
srna = True if data["analysis"].lower().startswith(
"smallrna-seq") else False
srna_opts = ""
if srna:
max_hits = 1000
srna_opts = "--alignIntronMax 1"
config = data["config"]
out_prefix = os.path.join(align_dir, dd.get_lane(data))
out_file = out_prefix + "Aligned.out.sam"
out_dir = os.path.join(align_dir, "%s_star" % dd.get_lane(data))
if not ref_file:
logger.error(
"STAR index not found. We don't provide the STAR indexes "
"by default because they are very large. You can install "
"the index for your genome with: bcbio_nextgen.py upgrade "
"--aligners star --genomes genome-build-name --data")
sys.exit(1)
final_out = os.path.join(out_dir, "{0}.bam".format(names["sample"]))
if file_exists(final_out):
data = _update_data(final_out, out_dir, names, data)
return data
star_path = config_utils.get_program("STAR", config)
fastq_files = " ".join([fastq_file, pair_file
]) if pair_file else fastq_file
num_cores = dd.get_num_cores(data)
gtf_file = dd.get_gtf_file(data)
safe_makedir(align_dir)
cmd = ("{star_path} --genomeDir {ref_file} --readFilesIn {fastq_files} "
"--runThreadN {num_cores} --outFileNamePrefix {out_prefix} "
"--outReadsUnmapped Fastx --outFilterMultimapNmax {max_hits} "
"--outStd SAM {srna_opts} "
"--outSAMunmapped Within --outSAMattributes %s " %
" ".join(ALIGN_TAGS))
cmd += _add_sj_index_commands(fastq_file, ref_file,
gtf_file) if not srna else ""
cmd += " --readFilesCommand zcat " if is_gzipped(fastq_file) else ""
cmd += _read_group_option(names)
fusion_mode = utils.get_in(data, ("config", "algorithm", "fusion_mode"),
False)
if fusion_mode:
cmd += (" --chimSegmentMin 12 --chimJunctionOverhangMin 12 "
"--chimScoreDropMax 30 --chimSegmentReadGapMax 5 "
"--chimScoreSeparation 5 "
"--chimOutType WithinSAM ")
strandedness = utils.get_in(data, ("config", "algorithm", "strandedness"),
"unstranded").lower()
if strandedness == "unstranded" and not srna:
cmd += " --outSAMstrandField intronMotif "
if not srna:
cmd += " --quantMode TranscriptomeSAM "
with file_transaction(data, final_out) as tx_final_out:
cmd += " | " + postalign.sam_to_sortbam_cl(data, tx_final_out)
run_message = "Running STAR aligner on %s and %s" % (fastq_file,
ref_file)
do.run(cmd.format(**locals()), run_message, None)
data = _update_data(final_out, out_dir, names, data)
return data
