>3lap_D mol:protein length:170 Arginine repressorMSRAKAAPVAGPEVAANRAGRQARIVAILSSAQVRSQNELAALLAAEGIEVTQATLSRDLEELGAVKLRGADGGTGIYVVPEDGSPVRGVSGGTDRMARLLGELLVSTDDSGNLAVLRTPPGAAHYLASAIDRAALPQVVGTIAGDDTILVVAREPTTGAQLAGMFENLR