>tr|F4V2G7|F4V2G7_ECOLX Ion-translocating oxidoreductase complex subunit B OS=Escherichia coli TA280 GN=rsxB MNAIWIAVAAVSLLGLAFGAILGYASRRFAVEDDPVVEKIDEILPQSQCGQCGYPGCRPY AEAISCNGEKINRCAPGGEAVMLKIAELLNVEPQPLDGEAQELTPARMVAVIDENNCIGC TKCIQACPVDAIVGATRAMHTVMSDLCTGCNLCVDPCPTHCISLQPVAETPDSWKWDLNT IPVRIIPVEHHA