>3fr9B (B:) observed residues (from ATOM records) mgdnivlyyfdargkaelirlifaylgieytdkrfggdafvefknfkkekdtpfeqvpil qigdlilaqsqaivrylskkynicgeselnefyadmifcgvqdihykfnntnlfkqnett flnedlpkwsgyfekllkknhyyfvgnnltyadlavfnlyddietkypsslknfpllkah nefisnlpniknyitnrk