merge

cbg-ethz · Nov 30, 2023 · 2a03a51 · 2a03a51
2 parents 79c9071 + 2fe8abf
commit 2a03a51
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Showing 9 changed files with 203 additions and 24 deletions.
diff --git a/config/config.yaml b/config/config.yaml
@@ -1,4 +1,4 @@
 fname_reference: resources/NC_045512.2.fasta
-fname_insert_bed: resources/SARS-CoV-2.insert.bed
+fname_insert_bed: resources/SARS-CoV-2.v532.insert.bed
 fname_samples: config/samples.csv
 dir_path_samples: # add path to samples here
diff --git a/config/samples.csv b/config/samples.csv
@@ -1,11 +1,6 @@
 ,sample,batch
-5342,A2_10_2021_04_08,20210423_JFPC6
-2529,A2_10_2022_04_07,20220422_HTN5VDRXY
-2480,A2_10_2022_04_14,20220429_HTYNFDRXY
-2434,A2_10_2022_04_21,20220506_HTYK5DRXY
-2390,A2_10_2022_04_28,20220513_HTLLHDRXY
-1,A2_10_2023_04_06,20230421_HNH2FDRX2
-5354,B2_10_2021_04_09,20210423_JFPC6
-2577,B2_10_2022_04_01,20220414_HTNCFDRXY
-2535,B2_10_2022_04_08,20220422_HTN5VDRXY
-2486,B2_10_2022_04_15,20220429_HTYNFDRXY
+,H2_15_2023_08_08,20230825_HHK3MDRX3
+,A3_15_2023_08_10,20230825_HHK3MDRX3
+,B3_15_2023_08_05,20230818_HHKGTDRX3
+,C6_25_2023_08_05,20230818_HHKGTDRX3
+,D6_25_2023_08_06,20230818_HHKGTDRX3
diff --git a/resources/SARS-CoV-2.v532.insert.bed b/resources/SARS-CoV-2.v532.insert.bed
@@ -0,0 +1,96 @@
+NC_045512.2	78	419	SARS-CoV-2_400_INSERT_1	1	-
+NC_045512.2	366	707	SARS-CoV-2_400_INSERT_2	2	-
+NC_045512.2	661	1018	SARS-CoV-2_400_INSERT_3	1	-
+NC_045512.2	995	1340	SARS-CoV-2_400_INSERT_4	2	-
+NC_045512.2	1320	1660	SARS-CoV-2_400_INSERT_5	1	-
+NC_045512.2	1596	1945	SARS-CoV-2_400_INSERT_6	2	-
+NC_045512.2	1905	2259	SARS-CoV-2_400_INSERT_7	1	-
+NC_045512.2	2252	2603	SARS-CoV-2_400_INSERT_8	2	-
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+NC_045512.2	2880	3233	SARS-CoV-2_400_INSERT_10	2	-
+NC_045512.2	3213	3560	SARS-CoV-2_400_INSERT_11	1	-
+NC_045512.2	3540	3883	SARS-CoV-2_400_INSERT_12	2	-
+NC_045512.2	3824	4147	SARS-CoV-2_400_INSERT_13	1	-
+NC_045512.2	4108	4457	SARS-CoV-2_400_INSERT_14	2	-
+NC_045512.2	4425	4776	SARS-CoV-2_400_INSERT_15	1	-
+NC_045512.2	4756	5089	SARS-CoV-2_400_INSERT_16	2	-
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+NC_045512.2	5370	5716	SARS-CoV-2_400_INSERT_18	2	-
+NC_045512.2	5696	6031	SARS-CoV-2_400_INSERT_19	1	-
+NC_045512.2	5923	6257	SARS-CoV-2_400_INSERT_20	2	-
+NC_045512.2	6237	6562	SARS-CoV-2_400_INSERT_21	1	-
+NC_045512.2	6542	6882	SARS-CoV-2_400_INSERT_22	2	-
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+NC_045512.2	7482	7819	SARS-CoV-2_400_INSERT_25	1	-
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+NC_045512.2	10865	11201	SARS-CoV-2_400_INSERT_36	2	-
+NC_045512.2	11181	11514	SARS-CoV-2_400_INSERT_37	1	-
+NC_045512.2	11494	11832	SARS-CoV-2_400_INSERT_38	2	-
+NC_045512.2	11811	12161	SARS-CoV-2_400_INSERT_39	1	-
+NC_045512.2	12137	12477	SARS-CoV-2_400_INSERT_40	2	-
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+NC_045512.2	12774	13121	SARS-CoV-2_400_INSERT_42	2	-
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+NC_045512.2	13435	13787	SARS-CoV-2_400_INSERT_44	2	-
+NC_045512.2	13767	14120	SARS-CoV-2_400_INSERT_45	1	-
+NC_045512.2	14100	14427	SARS-CoV-2_400_INSERT_46	2	-
+NC_045512.2	14407	14745	SARS-CoV-2_400_INSERT_47	1	-
+NC_045512.2	14725	15065	SARS-CoV-2_400_INSERT_48	2	-
+NC_045512.2	15045	15386	SARS-CoV-2_400_INSERT_49	1	-
+NC_045512.2	15366	15716	SARS-CoV-2_400_INSERT_50	2	-
+NC_045512.2	15688	16028	SARS-CoV-2_400_INSERT_51	1	-
+NC_045512.2	16018	16386	SARS-CoV-2_400_INSERT_52	2	-
+NC_045512.2	16311	16650	SARS-CoV-2_400_INSERT_53	1	-
+NC_045512.2	16647	17004	SARS-CoV-2_400_INSERT_54	2	-
+NC_045512.2	16994	17333	SARS-CoV-2_400_INSERT_55	1	-
+NC_045512.2	17212	17560	SARS-CoV-2_400_INSERT_56	2	-
+NC_045512.2	17507	17859	SARS-CoV-2_400_INSERT_57	1	-
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+NC_045512.2	18153	18504	SARS-CoV-2_400_INSERT_59	1	-
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+NC_045512.2	21894	22238	SARS-CoV-2_400_INSERT_71	1	-
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+NC_045512.2	23109	23452	SARS-CoV-2_400_INSERT_75	1	-
+NC_045512.2	23258	23609	SARS-CoV-2_400_INSERT_76	2	-
+NC_045512.2	23589	23914	SARS-CoV-2_400_INSERT_77	1	-
+NC_045512.2	23853	24209	SARS-CoV-2_400_INSERT_78	2	-
+NC_045512.2	24189	24535	SARS-CoV-2_400_INSERT_79	1	-
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+NC_045512.2	27558	27927	SARS-CoV-2_400_INSERT_90	2	-
+NC_045512.2	27860	28209	SARS-CoV-2_400_INSERT_91	1	-
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+NC_045512.2	28493	28849	SARS-CoV-2_400_INSERT_93	1	-
+NC_045512.2	28829	29203	SARS-CoV-2_400_INSERT_94	2	-
+NC_045512.2	29183	29538	SARS-CoV-2_400_INSERT_95	1	-
+NC_045512.2	29486	29840	SARS-CoV-2_400_INSERT_96	2	-
diff --git a/workflow/Snakefile b/workflow/Snakefile
@@ -22,7 +22,12 @@ rule all:
     input:
         f"results/mutations_of_interest.csv",
         f"results/all_mutations.csv",
+        f"results/all_haplotypes.fasta",
         f"results/all_mutations.annotated.csv", # note that here deletions are excluded
+        [
+            f"results/{sample}/alignment/coverage.merged.subsampled.tsv"
+            for sample in all_samples
+        ],
 
 rule copy_coverage_file:
     input:
@@ -128,23 +133,41 @@ rule alignment_merged:
         samtools sort -o {output.fname_bam} {output.fname_bam}
         """
 
-# TODO: integrate this tool for capping at a given coverage
-# https://lindenb.github.io/jvarkit/Biostar154220.html
 rule subsample_alignment:
     input:
         fname_bam=f"results/{{sample}}/alignment/REF_aln.merged.bam",
-        fname_coverage=f"results/{{sample}}/alignment/coverage.tsv",
     output:
+        fname_bam_unsort=temp(f"results/{{sample}}/alignment/REF_aln.merged.unsort.bam"),
+        fname_bam_unsort_sub=temp(f"results/{{sample}}/alignment/REF_aln.merged.unsort.subsampled.bam"),
         fname_bam=f"results/{{sample}}/alignment/REF_aln.merged.subsampled.bam",
     params:
-        sample= lambda wc: wc.get("sample"),
-        coverage_threshold=200000
+        coverage_threshold=10000, # note the acutally threshold is at 2*coverage_threshold with jvarkit biostar154220
     conda:
-        "envs/split.yaml"
-    script:
-        "./scripts/subsample_aln.py"
+        "envs/subsampling.yaml"
+    shell:
+        """
+        jvarkit sortsamrefname --samoutputformat BAM {input.fname_bam} > {output.fname_bam_unsort}
+
+        jvarkit biostar154220 -n {params.coverage_threshold} --samoutputformat BAM {output.fname_bam_unsort} > {output.fname_bam_unsort_sub}
+
+        samtools sort -o {output.fname_bam}  {output.fname_bam_unsort_sub}
+        samtools index {output.fname_bam}
+        """
 
 
+rule stats_coverage:
+    input:
+        fname_bam=f"results/{{sample}}/alignment/REF_aln.merged.subsampled.bam",
+    output:
+        fname_cov=f"results/{{sample}}/alignment/coverage.merged.subsampled.tsv",
+        fname_b=f"results/{{sample}}/alignment/basecounts.merged.subsampled.tsv",
+    conda:
+        "envs/smallgenomeutilities.yaml"
+    shell:
+        """
+        aln2basecnt -b {output.fname_b} -c {output.fname_cov} {input.fname_bam}
+        """
+
 rule remove_original_aln:
     input:
         fname_bam_merged=f"results/{{sample}}/alignment/REF_aln.merged.bam",
@@ -158,7 +181,7 @@ rule remove_original_aln:
 
 rule run_viloca:
     input:
-        fname_bam=f"results/{{sample}}/alignment/REF_aln.merged.bam",
+        fname_bam=f"results/{{sample}}/alignment/REF_aln.merged.subsampled.bam",
         #fname_bam=rules.alignment_merged.output.fname_bam,
         fname_reference=fname_reference,
         fname_insert_bed=fname_insert_bed,
@@ -168,20 +191,50 @@ rule run_viloca:
         dname_work=directory(
             f"results/{{sample}}/variant_calling/"
         ),
+        dname_haplotypes=directory(
+            f"results/{{sample}}/variant_calling/support/"
+        ),
     benchmark:
         f"results/{{sample}}/benchmark.tsv"
     params:
         sample= lambda wc: wc.get("sample")
     conda:
         "envs/viloca.yaml"
-    threads: 32,
+    threads: 15,
     resources:
-        mem_mb=64000,
-        runtime=5760,
+        mem_mb=10000,
+        runtime=4*24*60, # 4 days
     script:
         "scripts/run_viloca.py"
 
 
+rule get_haplotypes:
+    input:
+        dname_haplotypes=directory(
+            f"results/{{sample}}/variant_calling/support/"
+        ),
+    output:
+        fname_haplotypes=f"results/{{sample}}/haplotypes.fasta",
+    params:
+        sample= lambda wc: wc.get("sample")
+    conda:
+        "envs/annotate_vcf.yaml"
+    script:
+        "scripts/haplotypes.py"
+
+rule collect_haplotypes:
+    input:
+        haplos=[
+            f"results/{sample}/haplotypes.fasta"
+            for sample in all_samples
+        ],
+    output:
+        fname=f"results/all_haplotypes.fasta",
+    script:
+        "scripts/combine_txt_files.py"
+
+
+
 rule annotate_vcf:
     input:
         fname_snvs_vcf=f"results/{{sample}}/snvs.vcf",

diff --git a/workflow/envs/smallgenomeutilities.yaml b/workflow/envs/smallgenomeutilities.yaml
@@ -0,0 +1,6 @@
+channels:
+  - conda-forge
+  - bioconda
+  - defaults
+dependencies:
+  - smallgenomeutilities=0.3.9
diff --git a/workflow/envs/subsampling.yaml b/workflow/envs/subsampling.yaml
@@ -0,0 +1,6 @@
+channels:
+  - conda-forge
+  - bioconda
+dependencies:
+  - jvarkit 
+  - samtools=1.9
diff --git a/workflow/scripts/combine_txt_files.py b/workflow/scripts/combine_txt_files.py
@@ -0,0 +1,16 @@
+#!/usr/bin/env python3
+
+def main(input_files, output_file):
+
+    with open(output_file, 'w') as outfile:
+        for fname in input_files:
+            with open(fname) as infile:
+                outfile.write(infile.read())
+
+
+
+if __name__ == "__main__":
+    main(
+        snakemake.input.haplos,
+        snakemake.output.fname,
+    )
diff --git a/workflow/scripts/haplotypes.py b/workflow/scripts/haplotypes.py
@@ -27,7 +27,11 @@ def main(dname_haplotypes, sample_name, fname_out_haplos):
         my_seqs = []
 
         # iterate over all haplotype files
+<<<<<<< HEAD
         for fname_haplotype_region in all_haplotype_files:
+=======
+        for fname_haplotype_region in fnames_haplotypes:
+>>>>>>> 2fe8abf0436151a3940e8b84cfdfff39bf636c8e
             region = fname_haplotype_region.split(".reads-support.fas")[0].split("w-")[1]
             for record in SeqIO.parse(fname_haplotype_region, 'fasta'):
                     new_id = sample_name+'-'+region + '-' +str(record.id)

diff --git a/workflow/scripts/run_viloca.py b/workflow/scripts/run_viloca.py
@@ -5,7 +5,7 @@
 import pandas as pd
 
 
-def main(fname_bam, fname_reference, fname_insert_bed, fname_results_snv, dname_work, fname_bad_samples, sample):
+def main(fname_bam, fname_reference, fname_insert_bed, fname_results_snv, dname_work, fname_bad_samples, sample, threads):
 
     bad_samples = pd.read_csv(fname_bad_samples)['sample'].values.tolist()
 
@@ -46,6 +46,8 @@ def main(fname_bam, fname_reference, fname_insert_bed, fname_results_snv, dname_
                 #"NC_045512.2:10099-23327",
                 "--min_windows_coverage",
                 "1",
+                "--threads",
+                str(threads)
             ],
             cwd=dname_work,
         )
@@ -62,4 +64,5 @@ def main(fname_bam, fname_reference, fname_insert_bed, fname_results_snv, dname_
         Path(snakemake.output.dname_work),
         snakemake.input.fname_bad_samples,
         snakemake.params.sample,
+        snakemake.threads
     )