NH2 - Ala - Thr - Cys - Asp - Leu - Leu - Ser - Phe - Leu - Asn - Val - Lys - Asp - Ala - Ala - Cys - Ala - Ala - His - Cys - Leu - Ala - Lys - Gly - Tyr - Arg - Gly - Gly - Tyr - Cys - Asp - Gly - Arg - Lys - Val - Cys - Asn - Cys - Arg - Arg - COOH