>tr|D4G2T9|D4G2T9_BACNB Rrf2 family transcriptional regulator OS=Bacillus subtilis subsp. natto GN=ywgB MKMKSGMEQAVSVLLLLSRLPVQASLTSEAISQRLRVSPSYLKKLMRTLVQAGLAESLPG TKGGFTLTKPLADITLYDVYQAVEGRGSMYQGKGLLQSVFEGESHCVLETVMAEIEDKWS NLMREESLQHVMDRVGELYDLEKIDDWVIKQVKGQL