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Grow/shrink ranges in bed file to a specified length

Is there any tool which can make entries in bed file equal length?

I've checked bedtools slop but it's not what I'm looking for.

The goal is to get fasta file with equal-sized sequences, but I've to start with bed file with my coordinates.

bed
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updated by Pierre Lindenbaum Pierre Lindenbaum • written by boczniak767 boczniak767

1 answer 

awk -F '\t' '{X=10000; mid=(int($2)+int($3))/2;printf("%s\t%d\t%d\n",$1,(mid-X<0?0:mid-X),mid+X);}'

??

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written by Pierre Lindenbaum Pierre Lindenbaum

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