>4ins_B mol:protein length:30  INSULIN (CHAIN B)
FVNQHLCGSHLVEALYLVCGERGFFYTPKA
>4ins_C mol:protein length:21  INSULIN (CHAIN A)
GIVEQCCTSICSLYQLENYCN
>4ins_D mol:protein length:30  INSULIN (CHAIN B)
FVNQHLCGSHLVEALYLVCGERGFFYTPKA
>4ins_D mol:protein length:30  INSULIN (CHAIN B)
FVNQHLCGSHLVEALYLVCGERGFFYTPKA
>4ins_A mol:protein length:21  INSULIN (CHAIN A)
GIVEQCCTSICSLYQLENYCN