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Top Forums UNIX for Dummies Questions & Answers Select distinct sequences from fasta file and list Post 302918725 by Marion MPI on Thursday 25th of September 2014 07:48:35 AM
Old 09-25-2014
Perfect, exactly what I needed: Dankeschön!
Cheers, Marion.



Quote:
Originally Posted by MadeInGermany
This one, if matches, returns the whole string from > to the next >
Code:
awk -v search="FDCIR|ALSNG" '$1~/^>/ {buf=sep=""; found=0} found==1 {print; next} {buf=buf sep $0; sep=RS} $0~search {print buf; found=1}' file

 

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BP_AACOMP(1p)						User Contributed Perl Documentation					     BP_AACOMP(1p)

NAME
aacomp - amino acid composition of protein sequences SYNOPSIS
aacomp [-f/--format FORMAT] [-h/--help] filename or aacomp [-f/--format FORMAT] < filename or aacomp [-f/--format FORMAT] -i filename DESCRIPTION
This scripts prints out the count of amino acids over all protein sequences from the input file. OPTIONS
The default sequence format is fasta. The sequence input can be provided using any of the three methods: unnamed argument aacomp filename named argument aacomp -i filename standard input aacomp < filename FEEDBACK
Mailing Lists User feedback is an integral part of the evolution of this and other Bioperl modules. Send your comments and suggestions preferably to the Bioperl mailing list. Your participation is much appreciated. bioperl-l@bioperl.org - General discussion http://bioperl.org/wiki/Mailing_lists - About the mailing lists Reporting Bugs Report bugs to the Bioperl bug tracking system to help us keep track of the bugs and their resolution. Bug reports can be submitted via the web: https://redmine.open-bio.org/projects/bioperl/ AUTHOR - Jason Stajich Email jason@bioperl.org HISTORY
Based on aacomp.c from an old version of EMBOSS perl v5.14.2 2012-03-02 BP_AACOMP(1p)
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