GeneID: 1002
Name: cadherin 4, type 1, R-cadherin (retinal)
Chromo: 20
Cytoband: 20q13.3
Nucleotide Sequence: atgaccgcgggcgccggcgtgctccttctgctgctctcg
acagcgagactggagatatcgtcacagtggcggctggcctggaccgagagaaagttcagc
cagcttgcgcatcctgtacctggaggccgggatgtatgacgtccccatcatcgtcacaga

##</code><code>##

#!/usr/bin/perl -w
use strict;
use autodie;

open FH, '<', 'test.dat';
    my @data = <FH>;
close FH;

open FH2, '>', 'seq.dat';

for (@data)
{
    if (/Name:\s(.*?).*Nucleotide\sSequence:\s(.*?)/xms)
    {
        print FH2 $1, $2, "\n\n";
    }
}

close FH2;