>5d4z_E mol:protein length:107 RepressorVEKQAAATLNAWMRKDTEMTSEKKVAVAAGIGPATVNRIMKAEVSTTIGVLSSLARAFGHEAYEMIIPVGAPGIIDYDHRMYAALPQEEKNKITSFINFVFEQNKSK