>1zps_A mol:protein length:138 Phosphoribosyl-AMP cyclohydrolaseMIKSKGDVNILLNFRHNINGEDLIIAVAQDHETGEVLMVAYMNREALRRTLETGTAHYWSTSRGKLWLKGESSGHVQRVKDVLVDCDGDAVVLKVEQEGGACHTGYRSCFYRSIDGDELKVREDAVKVFDPEEIYGDG