>3kjx_D mol:protein length:344 Transcriptional regulator, LacI familyMSLTADTKRPLTLRDVSEASGVSEMTVSRVLRNRGDVSDATRARVLAAAKELGYVPNKIAGALASNRVNLVAVIIPSLSNMVFPEVLTGINQVLEDTELQPVVGVTDYLPEKEEKVLYEMLSWRPSGVIIAGLEHSEAARAMLDAAGIPVVEIMDSDGKPVDAMVGISHRRAGREMAQAILKAGYRRIGFMGTKMPLDYRARKRFEGFTEVLGKNGVEIEDREFYSGGSALAKGREMTQAMLERSPDLDFLYYSNDMIAAGGLLYLLEQGIDIPGQIGLAGFNNVELLQGLPRKLATMDACRLEIGRKAAEIIAKRLEDPEAEIETRITLEPKISYGDTLKREG