Change this: 
my $gb=Bio::DB::GenBank;

[download]
to this: 
my $gb = new Bio::DB::GenBank;

[download]
and see if that gets things working for you.

In reply to Re^3: Get Fasta file with Protein Sequences given a file with Genbank Ids using Perl by kevbot
in thread Get Fasta file with Protein Sequences given a file with Genbank Ids using Perl by dimitris852

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