>6z85_L mol:protein length:87 GTP cyclohydrolase 1 feedback regulatory proteinGSHMPYLLISTQIRMEVGPTMVGDEQSDPELMQHLGASKRRALGNNFYEYYVDDPPRIVLDKLERRGFRVLSMTGVGQTLVWCLHKE