>1g4uR (R:) observed residues (from ATOM records)
mqaikcvvvgdgavgktcllisyttnafpgeyiptvfdnysanvmvdgkpvnlglwdtag
qedydrlrplsypqtdvslicfslvspasfenvrakwypevrhhcpntpiilvgtkldlr
ddkdtieklkekkltpitypqglamakeigavkylecsaltqrglktvfdeairavlcpp