>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