This enzyme EC:188.8.131.52 used S-AdoMet to methylate tRNA. The TRM1 gene of Saccharomyces cerevisiae is necessary for the N2,N2-dimethylguanosine modification of both mitochondrial and cytoplasmic tRNAs . The enzyme is found in both eukaryotes and archaebacteria 
The mapping between Pfam and Gene Ontology is provided by InterPro. If you use this data please cite InterPro.
Ellis SR, Hopper AK, Martin NC; , Proc Natl Acad Sci U S A 1987;84:5172-5176.: Amino-terminal extension generated from an upstream AUG codon is not required for mitochondrial import of yeast N2,N2-dimethylguanosine- specific tRNA methyltransferase. PUBMED:3299379 EPMC:3299379 .
Constantinesco F, Benachenhou N, Motorin Y, Grosjean H; , Nucleic Acids Res 1998;26:3753-3761.: The tRNA(guanine-26,N2-N2) methyltransferase (Trm1) from the hyperthermophilic archaeon Pyrococcus furiosus: cloning, sequencing of the gene and its expression in Escherichia coli. PUBMED:9685492 EPMC:9685492.