>sp|Q8PV20|TRUB_METMA Probable tRNA pseudouridine synthase B OS=Methanosarcina mazei GN=truB MSSAGKLPSEVERTLVRKSGAWTNPAYGCPPEKRPIHEYIEKGVVNIDKPRGPTSHEVAA WVKAILGVHTAGHAGSLDPKVTGLLPTLLGKATLAVPALRLSGKEYICHLKLHRAMPQKL VRQVCEEFTGPIYQMPPIKSAVKRVIRVRTIYHLEVLEIEGTSVLFRVGCEAGTYIRKLC HDIGLALGCGGHMQGLRRTKAGPFTEKTLITLHELKDAYVFWKEDGDESELRRVIRPMES AVSHLPKIILRDSAVDAICSGASLAVPGITGLDSNLAEGELTGLFTLKGELVALAKAKMT TEEILKASAGIAASPIRVLMEAGTYPRGWTKKEEKVQL