>sp|Q8TU03|MTRA_METAC Tetrahydromethanopterin S-methyltransferase subunit A OS=Methanosarcina acetivorans GN=mtrA MVDKKEPASGWPILKGEYEVGDVKGCVAVITCASHLPGKPVLDAGAAITGSCKTENLGIE KVVAHVISNPNIRYLVVTGAEVKGHVTGQAMLSIHANGVKEHRIVGAVGAIPYVENLNDD AVARFQQQIETVNLLDTEDMGAITAKVRELVAKDPGAFDAEPMVVEISEEGEEEEEGGVV RPVSGEIAVIRSRLKAIEARMLDIGNLNKFHSGVHAGKIEGAMIGLTVTISLLGLLLLGR