>4mtf_B mol:protein length:237 Ion transport proteinMDYKDDDDKGSLVPRGSHMYLRITNIVESSFFTKFIIYLIVLNGITMGLETSKTFMQSFGVYTTLFNQIVITIFTIEIILRIYVHRISFFKDPWSLFDFFVVAISLVPTSSGFEILRVLRVLRLFRLVTAVPQMRKIVSALISVIPGMLSVIALMTLFFYIFAIMATQLFGERFPEWFGTLGESFYTLFQVMTLDDWSNGIVRPLMEVYPYAWVFFIPFIFVVTFVMINLVVAICVD