>1fub_A mol:protein length:21  INSULIN, A CHAIN
GIVEQCCTSICSLYQLENYCN
>1fub_D mol:protein length:30  INSULIN, B CHAIN
FVNQHLCGSHLVEALYLVCGERGFFYTPKT
>1fub_B mol:protein length:30  INSULIN, B CHAIN
FVNQHLCGSHLVEALYLVCGERGFFYTPKT
>1fub_D mol:protein length:30  INSULIN, B CHAIN
FVNQHLCGSHLVEALYLVCGERGFFYTPKT
>1fub_C mol:protein length:21  INSULIN, A CHAIN
GIVEQCCTSICSLYQLENYCN