>sp|Q21C37|TRMB_RHOPB tRNA (guanine-N(7)-)-methyltransferase OS=Rhodopseudomonas palustris GN=trmB MPDPRDDDEAATAMPERAFFGRRKGHKLRSHQADLIAELLPRLSFDLGAPAPARLETLFA SGIAEVRLEIGFGGGEHLIAEALAHPTTGFIGCEPYVNGMAKILAQIEARELGNIRLFAG DAAELLAWAPPASLARVDLIHPDPWPKRRHWKRRFVQDTSVAAMARVLHEDGEFRFVSDI DDYCAWTLAHLLRSKEFCWTAERACDWQLPFAGYTMTRYGRKAEREGRRAAYLHFRRAAA APNDRAKAGEL