>4zxgB (B:) observed residues (from ATOM records) dnivlyyfdargkaelirlifaylgieytdkrfgvdafvefknfkkekdtpfeqvpilqi gdlilaqsqaivrylskkynicgeselnefyadmifcgvqdihykfnntnlfkqnettfl nedlpkwsgyfekllkkndkyyfvgnnltyadlavfnlyddietkylknfpllkahnefi snlpniknyitnrk