>4iyf_B mol:protein length:29  Insulin B chain
FVNQHLCGSHLVEALYLVCGERGFFYTPK
>4iyf_B mol:protein length:29  Insulin B chain
FVNQHLCGSHLVEALYLVCGERGFFYTPK
>4iyf_A mol:protein length:21  Insulin A chain
GIVEQCCTSICSLYQLENYCG