>sp|Q7UN36|TRMB_RHOBA tRNA (guanine-N(7)-)-methyltransferase OS=Rhodopirellula baltica GN=trmB MLVVAAMRVWNPEEGWANRVGRKREGKIVEILRRVTMTAHGLSHFPRQLLRMPRAALRKP NPALDLDSWLKTPEDLPATINSQTLFGNDQPLEIEVGSGKGLFIQTESDRRPEHNYFGIE IARKYAAHAAARLAKRERANAKMLAGDATPLFAVTDEGKRIEDGSLDGVHVYFPDPWWKK RHRKRRVLSHDNILNFSRCLRVGGRLHFWTDVLDYFELTVELIAEIAPELGVPLPETQRE STHDLDFHTHFERRSRKMGIPVYRVCYRKRS