>2a3zB (B:) SEQRES residues lkiaafnirtfgetkmsnatlasyivrivrrydivliqevrdshlvavgklldylnqddp ntyhyvvseplgrnsykerylflfrpnkvsvldtyqyddgcescgndsfsrepavvkfss hstkvkefaivalhsapsdavaeinslydvyldvqqkwhlndvmlmgdfnadcsyvtssq wssirlrtsstfqwlipdsadttatstncaydrivvagsllqssvvpgsaapfdfqaayg lsnemalaisdhypvevtlt