>sp|Q8TU02|MTRB_METAC Tetrahydromethanopterin S-methyltransferase subunit B OS=Methanosarcina acetivorans (strain ATCC 35395 / DSM 2834 / JCM 12185 / C2A) OX=188937 GN=mtrB PE=3 SV=1
MSMIRIAPEVHLVMDPDTAVVAEEREDSILYSMDPVFERMDKLDGIAEDLLNSLSPSKPL
LNSWPGRENTSYMAGIYGNAFYGIVVGLAFSGLLALIIFIQRLIEGGM