>sp|Q9WY16|REX1_THEMA Redox-sensing transcriptional repressor Rex 1 OS=Thermotoga maritima GN=rex1 MAEKIPKPVSKRLVSYYMCLERLLDEGVEVVSSEELARRLDLKASQIRKDLSYFGEFGKR GVGYNVEHLYDAIGEILGVKKEWKLVVVGAGNIGRAVANYTVMKEKGFRIIGIFDSDPSK IGKEAAPGLTVSDVSELEKFVEEHGVEIGVIAVPAEHAQEIAERLEKAGIKGILNFAPVK IKVSVPVENIDITASLRVLTFEIVRRNS