>sp|Q50830|MTRE_METVA Tetrahydromethanopterin S-methyltransferase subunit E (Fragment) OS=Methanococcus vannielii OX=2187 GN=mtrE PE=3 SV=1 MDPTLISLGALALAGAAATVSGCAEDLESDVGSQSNPNSQVQLGPQMGNIHRYFNKAISG EPVSYGLYVAVAGSVAWALINAGLN