>4aey_A mol:protein length:156 D-ERYTHRO-7,8-DIHYDRONEOPTERIN TRIPHOSPHATE EPIMERASEMHHHHHHGKPIPNPLLGLDSTENLYFQGIDPFTMPRLEPGMARIRVKDLRLRTFIGIKEEEILNKQDVLINLTILYPAADAVEVNDIEHALNYRTITKAIIRHVEENRFALLERMTQEILDLVMENPAVRYAEVEVDKPHALRFAESVSITLAGHR