>1pa3A (A:) observed residues (from ATOM records) ivlyyfdargkaelirlifaylgieytdkrfgvngdafvefknfkkekdtpfeqvpilqi gdlilaqsqaivrylskkynicgeselnefyadmifcgvqdihykfnntnlfkqnettfl nedlpkwsgyfekllkknhkyyfvgnnltyadlavfnlyddietkypsslknfpllkahn efisnlpniknyitnr