>sp|C3N649|NIKR_SULIA Putative nickel-responsive regulator OS=Sulfolobus islandicus GN=M1627_1592 MSAEKISISLPKELYRELEDFITRKGIPDRSKIFQIALRNYLDENREGTEIIYGIINLVY DHEEASEALTEIQHEYKDNIISTLHLHVNERLCIEAIAVKGEKSKLVELNNRLGQIRGIL KARLLISFPYEKT