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#!/usr/bin/env perl
use strict;
use warnings;
my $usage = "usage: $0 blastx.outfmt6 trinity.matrix\n\n";
my $blastx_file = $ARGV[0] or die $usage;
my $trinity_matrix = $ARGV[1] or die $usage;
main: {
my %blastx_top_hit; # store for transcript and component
{
open (my $fh, $blastx_file) or die $!;
while (<$fh>) {
if (/^(.*|c\d+)_/) {
my $comp_id = $1;
my @x = split(/\t/);
my $trans_id = $x[0];
my $hit = $x[1];
$blastx_top_hit{$comp_id} = $hit;
$blastx_top_hit{$trans_id} = $hit;
}
}
close $fh;
}
open (my $fh, $trinity_matrix) or die "Error, cannot open file $trinity_matrix";
while (<$fh>) {
chomp;
my @x = split(/\t/);
my $acc = $x[0];
if (my $hit = $blastx_top_hit{$acc}) {
$x[0] = "$acc|$hit";
}
print join("\t", @x) . "\n";
}
close $fh;
exit(0);
}
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