>sp|Q8THH1|MCRA_METAC Methyl-coenzyme M reductase subunit alpha OS=Methanosarcina acetivorans GN=mcrA MAADIFAKFKKSMEVKFTQEYGSNKQAGGDITGKTEKFLRLGPEQDARKQEMIKAGKEIA EKRGIAFYNPMMHMGAPLGQRAITPYTISGTDIVAEPDDLHYVNNAAMQQMWDDIRRTCI VGLDMAHETLEKRLGKEVTPETINHYLETLNHAMPGAAVVQEMMVETHPALVDDCYVKIF TGDDELADEIDKQYVINVNKMFSEEQAAQIKASIGKTTWQAIHIPTIVSRTTDGAQTSRW AAMQIGMSFISAYAMCAGEAAVADLSFAAKHAALVSMGEMLPARRARGPNEPGGLSFGHL SDIVQTSRVSKDPAKIALEVVGAGCMLYDQIWLGSYMSGGVGFTQYATAAYTDDILDNNT YYDVDYINDKYNGAANLGTDNKVKATLDVVKDIATESTLYGIETYEKFPTALEDHFGGSQ RATVLAAASGVACALATGNANAGLSGWYLSMYVHKEAWGRLGFFGFDLQDQCGATNVLSY QGDEGLPDELRGPNYPNYAMNVGHQGGYAGIAQAAHSGRGDAFTVNPLLKVCFADELMPF NFAEPRREFGRGAIREFMPAGERSLVIPAK