>3lap_E mol:protein length:170 Arginine repressorMSRAKAAPVAGPEVAANRAGRQARIVAILSSAQVRSQNELAALLAAEGIEVTQATLSRDLEELGAVKLRGADGGTGIYVVPEDGSPVRGVSGGTDRMARLLGELLVSTDDSGNLAVLRTPPGAAHYLASAIDRAALPQVVGTIAGDDTILVVAREPTTGAQLAGMFENLR