>tr|B7MX27|B7MX27_ECO81 Ni(II)/Co(II)-binding transcriptional repressor RcnR OS=Escherichia coli O81 GN=yohL MSHTIRDKQKLKARASKIQGQVVALKKMLDEPHECAAVLQQIAAIRGAVNGLMREVIKGH LTEHIVHQGDELKREEDLDVVLKVLDSYIK