>tr|A0A4Y7QNU5|A0A4Y7QNU5_9BACI Redox-sensing transcriptional repressor Rex OS=Bacillus sp. BH2 GN=rex MEQQKIPQATAKRLPLYYRFIQNLSLSGKQRVSSAELSEAVKVDSATIRRDFSYFGALGK KGYGYNVNYLLSFFRETLDQDDITRVALIGVGNLGTAFLHYNFTKNNNTKIEMAFDVSEE KVGTEIGGIPVYHLDELEERLSSDIQVAILTVPATVAQSVADRLAETNVHGILNFTPARL NVSDNIRIHHIDLAVELQTLVYFLKNYPQ