#!usr/bin/perl open(IN, "ALL.chr16.phase1_release_v3.20101123.snps_indels_svs.genotypes.vcf"); open (OUT, ">HMOX2_1000genomes1"); @a = (); while (){ chomp $_; $_ =~m/^\d+\t(\d+)\t.*/; if ($1 >= 4524719 && $1 <= 4560348){ print OUT $_,"\n"; } }