>2k4b_A mol:protein length:99 Transcriptional regulatorMSYYHHHHHHDYDIPTTENLYFQGAMNEVEFNVSNAELIVMRVIWSLGEARVDEIYAQIPQELEWSLATVKTLLGRLVKKEMLSTEKEGRKFVYRPLME