>sp|D5E7Y7|MTRA_METMS Tetrahydromethanopterin S-methyltransferase subunit A OS=Methanohalophilus mahii GN=mtrA MAEKREPAAGWPILKGEYDVGDPENCVAVITLGSHLDGGPMLEAGASITGPCKTENLGLE KVVSHIIANPNIRYLVVTGSEVKGHITGEAFIMLHKNGVSDNRIVNASGAIPYVENLTEE AVQRYQEQIECIDLIGTEDMGTISSKIKELAAKDPDAFDADPLVIEVGGEAEEEEEVGGL KPMASEISVIRGRILDIEREMARIGEFNKFHAGVHAGKFEGIMIGLAITLSLLGLILFGR