>2k91_B mol:protein length:30  Insulin
FVNQHLCGSDLVEALYLVCGERGAFYTKPT
>2k91_B mol:protein length:30  Insulin
FVNQHLCGSDLVEALYLVCGERGAFYTKPT
>2k91_A mol:protein length:21  Insulin
GIVEQCCTSICSLYQLENYCN