>2vk0_D mol:protein length:30  INSULIN B CHAIN
FVNQHLCGSHLVEALYLVCGERGFFYTPKT
>2vk0_A mol:protein length:21  INSULIN A CHAIN
GIVEQCCTSICSLYQLENYCN
>2vk0_C mol:protein length:21  INSULIN A CHAIN
GIVEQCCTSICSLYQLENYCN
>2vk0_D mol:protein length:30  INSULIN B CHAIN
FVNQHLCGSHLVEALYLVCGERGFFYTPKT
>2vk0_B mol:protein length:30  INSULIN B CHAIN
FVNQHLCGSHLVEALYLVCGERGFFYTPKT