>sp|A6VI08|NIKR_METM7 Putative nickel-responsive regulator OS=Methanococcus maripaludis GN=MmarC7_1017 MVDMDRISISLPTNLLAEFDEIIEERGYASRSEAIRDSIRDYLIKHKWIHSLEGHRAGTI SIIYDHHSTDVMEKLTTIQHDYEKLIVATIHMHLDHDHCMEVVLVKGDASDIKDLTDKLT SQKGVKQVKLTVMVPGGNIPQ