PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3426593-1 1987 A pyridoxal 5"-phosphate-containing peptide which contained 54 amino acid residues was isolated from chicken liver P-protein of the glycine cleavage system following reduction with NaB3H4, carboxymethylation, and proteolysis with lysylendopeptidase. nab3h4 181-187 OCA2 melanosomal transmembrane protein Gallus gallus 115-124