0adde15fcc0c841a234ab2ea86a4a8fdbef3d49b
markd
Fri Dec 12 01:51:06 2025 -0800
switch recount3 intron track to color items by splice junction motif #34886
diff --git src/hg/makeDb/outside/recount3/junctionsToBed.py src/hg/makeDb/outside/recount3/junctionsToBed.py
index f9c3c321d32..f7a0a049e2b 100755
--- src/hg/makeDb/outside/recount3/junctionsToBed.py
+++ src/hg/makeDb/outside/recount3/junctionsToBed.py
@@ -1,127 +1,105 @@
#!/usr/bin/env python3
+######################################################################
+# DO NOT CODE REVIEW, SINGLE USE ONLY, CHECK recount3 TRACKS INSTEAD #
+######################################################################
+
import sys
-import csv
-import os
-import re
-import csv
import argparse
import textwrap
-from collections import namedtuple
from math import log
-#sys.path.append('/hive/groups/browser/pycbio/lib')
-from pycbio.hgdata.bed import Bed, BedBlock, BedReader, intArraySplit
+import pipettor
+sys.path.append('/hive/groups/browser/pycbio/lib')
+from pycbio.hgdata.bed import Bed
from pycbio.sys import fileOps
-
+from pycbio.sys.svgcolors import SvgColors
def main():
parser = argparse.ArgumentParser(
formatter_class=argparse.RawDescriptionHelpFormatter,
- description=textwrap.dedent('''\
+ description=textwrap.dedent('''
Converts gff to bed format, adding expression values and CDS from separate files.
Also outputs a decorator bed file, see https://genome.ucsc.edu/goldenPath/help/decorator.html
-
'''))
- #group = parser.add_argument_group('required arguments')
parser.add_argument('--junctions', required=True, type=str, help='annotated gff')
parser.add_argument('--bed', required=True, type=str, help='output bed')
- parser.add_argument('--decorator', required=True, type=str, help='output decorator bed')
parser.add_argument('--compilation', required=True, type=str,
choices=['ccle', 'gtexv2', 'srav3h', 'tcgav2', 'srav1m'],
help='one of ccle, gtexv2, srav3h, tcgav2, srav1m')
args = parser.parse_args()
- junction_to_bed(args.bed, args.junctions, args.decorator, args.compilation)
+ junction_to_bed(args.bed, args.junctions, args.compilation)
+# base color with min/max HSV value
+BASE_COLORS = {
+ ('GT', 'AG'): (SvgColors.deepskyblue, 0.70, 1.00), # U2 common
+ ('GC', 'AG'): (SvgColors.turquoise, 0.70, 1.00), # U2 rare
+ ('AT', 'AC'): (SvgColors.orange, 0.70, 1.00), # U12
+}
+UNKNOWN_BASE_COLOR = (SvgColors.darkgrey, 0.25, 0.85)
-def makeSpliceDecorator(bedObj, donor, acc, outFH):
- '''Create decorators for splice consensus'''
- #chr1 1999 2000 green_circle 0 + 1999 2000 0,255,0,255 1 1 0 chr1:1000-2000:feature glyph 0,255,0,255 Circle
- #colorblind color scheme Paul Tol's Muted from
- # https://www.nceas.ucsb.edu/sites/default/files/2022-06/Colorblind%20Safe%20Color%20Schemes.pdf
- # dark blue = GT donor, AG acceptor (046,037,133), teal= GC donor (093,168,153), faded red = AG/AC (194,106,119)
- if bedObj.strand == '.':
- # do not decorate
- return
- # assign colors
- splice_map_donor = {'GT': '046,037,133','GC': '093,168,153','AT': '194,106,119'}
- splice_map_acc = {'AG': '046,037,133', 'AC': '194,106,119'}
- leftColor = splice_map_donor.get(donor, 'default')
- rightColor = splice_map_acc.get(acc, 'default')
- # correct for negative strand
- if bedObj.strand == '-':
- leftColor, rightColor = rightColor, leftColor
- # decorate the first and last two bases of each block
- leftChromStart = bedObj.chromStart
- leftChromEnd = leftChromStart + 2
- leftBlocks = [BedBlock(bedObj.chromStart, bedObj.chromStart+2)]
- rightChromStart = bedObj.chromEnd - 2
- rightChromEnd = bedObj.chromEnd
- rightBlocks = [BedBlock(bedObj.chromEnd-2, bedObj.chromEnd)]
- # format the target location (required for format)
- target='{}:{}-{}:{}'.format(bedObj.chrom, bedObj.chromStart, bedObj.chromEnd, bedObj.name)
- extraCols = [target, 'block', leftColor, 'Circle']
- # create and write bed objects, one for each side
- leftObj = Bed(bedObj.chrom, leftChromStart, leftChromEnd, name='decl'+bedObj.name,
- strand=bedObj.strand, blocks=leftBlocks, numStdCols=12, itemRgb=leftColor,
- extraCols=extraCols)
- leftObj.write(outFH)
- extraCols = [target, 'block', rightColor, 'Circle']
- rightObj = Bed(bedObj.chrom, rightChromStart, rightChromEnd, name='decr'+bedObj.name,
- strand=bedObj.strand, blocks=rightBlocks, numStdCols=12, itemRgb=rightColor,
- extraCols=extraCols)
- rightObj.write(outFH)
+# estimated from look at output from running this program
+MAX_SCORE = 200
+def item_color(donor, acc, score):
+ base_color, value_min, value_max = BASE_COLORS.get((donor, acc), UNKNOWN_BASE_COLOR)
+ norm_score = score / MAX_SCORE
+ value = value_max - (norm_score * (value_max - value_min))
+ return base_color.setValue(value)
-def junction_to_bed(outputfile, junctions, decoratorfile, compilation):
- '''Parses intron lines, extracts ID info from last field, assigns score'''
+def process_rec(compilation, line, outfile):
urlbase = 'link to snaptron'
-#'https://snaptron.cs.jhu.edu/snaptron-studies/jxn2studies?compilation=&jid=&coords='
-# url = '{text}'
- decFile = open(decoratorfile, 'wt')
- with open(outputfile, 'wt') as outfile:
- writer = csv.writer(outfile, delimiter='\t', lineterminator=os.linesep)
- # extract all exons from the gff, keep exons grouped by transcript
- maxScore=1
- infh = fileOps.opengz(junctions, 'rt')
- for line in infh:
- if line.startswith('#'):
- continue
[snaptron_id, chrom, start, end, length, strand, annotated,
left_motif, right_motif, left_annotated, right_annotated, samples,
samples_count, coverage_sum, coverage_avg, coverage_median,
source_dataset_id] = line.rstrip().split('\t')
# skip non-genome chromosomes
if any(chrom.startswith(prefix) for prefix in ('ERCC', 'SIRV', 'GL', 'JH', 'chrEBV')):
- continue
+ return 0
# turn left and right motifs into donor and acceptor
donor = left_motif.upper()
acc = right_motif.upper()
if strand == '?':
strand = '.'
elif strand == '-':
complement = {'A': 'T', 'T': 'A', 'C': 'G', 'G': 'C'}
donor = ''.join(complement[base] for base in reversed(acc))
acc = ''.join(complement[base] for base in reversed(left_motif.upper()))
# link out to sample information for each junction
link = urlbase + urlfill.format(jid=snaptron_id, chrom=chrom, start=start, end=end)
# correct coordinates
start = int(start) - 1
end = int(end)
# score scaling
score = int(10 * log(int(coverage_sum))) # score field only accepts integers
- maxScore = max(score, maxScore)
size = end - start
+ color = item_color(donor, acc, score).toRgb8Str()
extraCols = [size, coverage_sum, samples_count, donor, acc, link, donor + '/' + acc]
# create bed object
bedObj = Bed(chrom, start, end, name=snaptron_id, strand=strand, score=score,
- thickStart=start, thickEnd=end, numStdCols=9, extraCols=extraCols)
- # create splice site decorator file
- makeSpliceDecorator(bedObj, donor, acc, decFile)
+ thickStart=start, thickEnd=end, numStdCols=9, itemRgb=color,
+ extraCols=extraCols)
bedObj.write(outfile)
- decFile.close()
+ return score
+
+def junction_to_bed(outputfile, junctions, compilation):
+ '''Parses intron lines, extracts ID info from last field, assigns score'''
+
+ # 'https://snaptron.cs.jhu.edu/snaptron-studies/jxn2studies?compilation=&jid=&coords='
+ # url = '{text}'
+
+ bed_sort_cmd = ('sort', '-k1,1', '-k2,2n')
+ with pipettor.Popen(bed_sort_cmd, 'wt', stdout=outputfile) as outfile:
+ # extract all exons from the gff, keep exons grouped by transcript
+ maxScore = 0
+ infh = fileOps.opengz(junctions, 'rt')
+ for line in infh:
+ if line.startswith('#'):
+ continue
+ score = process_rec(compilation, line, outfile)
+ maxScore = max(maxScore, score)
print('maxScore', maxScore)
if __name__ == "__main__":
main()