>3e7z_C mol:protein length:21  Insulin A chain
GIVEQCCTSICSLYQLENYCN
>3e7z_A mol:protein length:21  Insulin A chain
GIVEQCCTSICSLYQLENYCN
>3e7z_B mol:protein length:29  Insulin B chain
FVNQHLCGSHLVEALYLVCGERGFFYTPK
>3e7z_D mol:protein length:29  Insulin B chain
FVNQHLCGSHLVEALYLVCGERGFFYTPK
>3e7z_D mol:protein length:29  Insulin B chain
FVNQHLCGSHLVEALYLVCGERGFFYTPK