>4fi3_A mol:protein length:349 Vitamin B12 import system permease protein BtuCMGHHHHHHHHHHSSGENLYFQGHMLTLARQQQRQNIRWLLSLSVLMLLALLLSLSAGEQWISPGDWFTPRGELFVWQIRLPRTLAVLLVGAALAISGAVMQALFENPLAEPGLLGVSNGAGVGLIAAVLLGQGQLPNWALGLSAIAGALIITLILLRFARRHLSTSRLLLAGVALGIISSALMTWAIYFSTSVDLRQLMYWMMGGFGGVDWRQSWLMLALIPVLLWISSQSRPMNMLALGEISARQLGLPLWFWRNVLVAATGWMVGVSVALAGAIGFIGLVIPHILRLSGLTDHRVLLPGCALAGASALLLADIVARLALAAAELPIGVVTATLGAPVFIWLLLKAGR