>2p4w_B mol:protein length:202 Transcriptional regulatory protein arsR familyMGEELNRLLDVLGNETRRRILFLLTKRPYFVSELSRELGVGQKAVLEHLRILEEAGLIESRVEKIPRGRPRKYYMIKKGLRLEILLTPTLFGSEMYEAKGVRKSPEYEQAKELIKSQEPINVKMRELAEFLHELNERIREIIEEKRELEEARILIETYIENTMRRLAEENRQIIEEIFRDIEKILPPGYARSLKEKFLNINI