>4jb2_A mol:protein length:370 Branched-chain amino acid transport system substrate-binding proteinETNEITIGITVTTTGPAAALGIPERNALEFVAKEIGGHPLKVIVLDDGGDPTAATTNARRFVTESKADVIMGSSVTPPTVAVSNVANEAQVPHIALAPLPITPERAKWSVAMPQPIPIMGKVLYEHMKKNNIKTVGYIGYSDSYGDLWFNDLKKQGEAMGLKIVAEERFARPDTSVAGQVLKLVAANPDAILVGASGTAAALPQTSLRERGYKGLIYQTHGAASMDFIRIAGKSAEGVLMASGPVMDPEGQDDSALTKKPGLELNTAYEAKYGPNSRSQFAAHSFDAFKVLERVVPVALKTAKPGTQEFREAIRKALVSEKDIAASQGVYSFTETDRYGLDDRSRILLTVKDGKYVMVKAAALEHHHHHH