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• • Neelam Jha@neelam

  

  Awk hack for bioinformatician https://www.shellhacks.com/awk-print-column-change-field-separator-linux-bash/ #Hack #Bioinfo #Bash

  1558 days ago

• • Rahul Nayak@rahul

  

  Extract the underscore separated values. $ awk '{split($0,a,"_"); print a[1]"_"a[2]}' aaa.txt | sort | uniq -u > all_ids_sm.txt #awk #bash #underscore #list

  1483 days ago

• • BioStar@biostar

  

  Split the #multifasta to #singlefasta awk '$0 ~ "^>" { match($1, /^>([^:]+)/, id); filename=id[1]} {print >> filename".fa"}' input.fa

  1393 days ago

• • LEGE@lege

  

  Count number of fasta sequence $ awk '/^>/ { f = !a[$0]++ } f' aaaa.fa > bbbb.fa #count #fasta #oneliner

  968 days ago

• • BioStar@biostar

  

  Delete all the headers from multifasta file $ awk 'BEGIN {print ">"ARGV[1]};!/^>/{print}' test.fa #fasta #delete #header #multifasta

  96 days ago

• • BioStar@biostar

  

  #Multi-line fasta to #Single-line Fasta $ awk '/^>/ {if (NR>1) print ""; printf("%s\n", $0); next; } { printf("%s", $0) } END { printf("\n"); }' multi_line.fasta > single_line.fasta

  87 days ago

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