>2juv_B mol:protein length:30 Insulin B chain FVNQHLCGSDLVEALYLVCGERGFFYTKPT >2juv_A mol:protein length:21 Insulin A chain GIAEQCCTSICSLYQLENYCN >2juv_B mol:protein length:30 Insulin B chain FVNQHLCGSDLVEALYLVCGERGFFYTKPT