>sp|Q9Y8K0|MTRE_METBF Tetrahydromethanopterin S-methyltransferase subunit E OS=Methanosarcina barkeri GN=mtrE MEPLISMGVLALIGVAATIAGASEDLESDIGSQSNPNSQVQLAPQMMFPHRIFNKAISGE PPSNALMCSIGAAVATVLISEFTMSPLFALVFGSLIAACVHATFAVTSTMGRCASQSRFK QPIYLDMIRSHITPIMGYAFITTFCILVVSYLMTVVLGHPFPLTMLAFIWGITIGAIGSS TGDVHYGAEREFQQFEFGSGLNASNSGNIVRYAESGLRDGFDNSWFCAKFGGPVTGLAFG MTVFLGSWITTIFDPAKGLGWLSVIAGIVIVFILIIWNWKMEVYARKAYGPYKEDKTEEA SA