>3th5B (B:) observed residues (from ATOM records) qaikcvvvgdgavgktcllisyttnafptvfdnysanvmvdgkpvnlglwdtagqedydr lrplsypqtdvflicfslvspasfenvrakwypevrhhcpntpiilvgtkldlrddkdti eklkekkltpitypqglamakeigavkylecsaltqrglktvfdeairavl