>gnl|PDB|1B6J.1 strand_id:A,B description:RETROPEPSIN
PQITLWQRPLVTIRIGGQLKEALLDTGADDTVLEEMNLPGKWKPKMIGGIGGFIKVRQYDQIPVEIXGHKAIGTVLVGPTPVNIIGRNLLTQIGXTLNF
>gnl|PDB|1B6J.2 strand_id:C description:CYCLIC PEPTIDE INHIBITOR
NXPIVX