>tr|O66591|O66591_AQUAE Transcriptional regulator (NifA family) OS=Aquifex aeolicus GN=nifA MDLKVEIETLYEVSKILSSSLNLETTVPYIFRLLKKLMGFERLTLTIYDPSTDQIVVRAT SSGKFPKEGFKKGEGITGKVWKHGVPIVIPDISQEPEFLNKVWKRKKSKKKIAFIAVPIK SGGKVIGVLSADKEINEKDSLDEYTRFLSMIATLIANSFSLERKVQAERKSLEEEKRALE TELKRVYEKLHVEGIVGRSKEILNVLEIVHRVAPTNATVLLRGESGVGKEVFARAIHFLS PRADKPFVAINCGAIPGELLEAELFGYEKGAFTGAYSTKKGKFELANGGTLFLDEIGELP LHLQVKLLRAIQEKEIERIGGTRPIKVDVRIIAATNRDLESMVREGKFREDLYYRLNVVP IFIPPLRERKEDIPVLVHYFLEKFSKEYNKEVSITQEVMDAFMKYEWKGNVRELQNVLER MVILDTDGVLSEEDLPPEIRDVKKESRIYNQTLNGETIWDLEKQLIEKALEESGFVIKEA AKKLGMTPRQVSYRIQKYGIKLPKKR