>3iasN (N:) observed residues (from ATOM records) mrlervleearakgypiednglgnlwvvlprerfkeemahykamgfnfladivgldylty pdprperfavvyelvslpgwkdgdgsrffvrvyvpeedprlptvtdlwgsanflerevyd lfgivfeghpdlrkiltpedleghplrkdyplgetptlfregryiipaefraaltgkdpg ltfykggsrkgyrslw