>tr|A0A0E3S2U7|A0A0E3S2U7_METMZ Transcriptional regulator, ArsR family OS=Methanosarcina mazei C16 OX=1434113 GN=MSMAC_3093 PE=4 SV=1 MVVSVMRDPGINGGRENLFKAISSDTRLSILESLSEGEKHISGLAREIGISVPVAAKHVK VLEKAELVERKKFGNTHMIGIKLSNVYSFLDRFAENRQIEVEEGTNLLEALKSVAAVEVM KMGDRMKVVSTDGEEGFYVYEVDGKFSDKTVDEYEFHEDSVVEWKKLIPVTKKRLFVNIR R