Table 1.
Discovered S-adenosyl-l-methionine (SAM) dependent MTases in D. melanogaster (D. mel) and chironomid species: P. vanderplanki (P. van), P. nubifer (P. nub), and B. antarctica (B. ant).
| Insect Species | D. mel | P. van | P. nub | B. ant |
|---|---|---|---|---|
| Homocysteine S-methyltransferase EC 2.1.1.10 (Hmt) | 2 | 2 | 1 | 1 |
| Histone-arginine N-methyltransferase EC 2.1.1.125 (HMT) | 10 | 6 | 8 | 5 |
| DNA adenine-specific MTases EC 2.1.1.72 | 7 | 5 | 7 | 6 |
| RNA MTases | 31 | 24 | 26 | 18 |
| Histone-lysine methyltransferase EC 2.1.1.43 (HMT) | 18 | 21 | 18 | 19 |
| PIMT EC 2.1.1.77 | 1 | 15 | 1 | 1 |
| Diphthamide methyltransferase EC 2.1.1.98 (Dph) | 1 | 1 | 1 | 1 |
| Ubiquinone biosynthesis O-methyltransferases (Ubmt) | 4 | 13 | 13 | 2 |
| Protein-S-isoprenylcysteine O-methyltransferase EC 2.1.1.100 (Icmt) | 1 | 1 | 1 | 1 |
| Glycine/Sarcosine N-methyltransferase EC 2.1.1.156 (Gsmt) | 1 | 2 | 1 | 1 |
| Diphthamide methyltransferase EC 2.1.1.98 (Dph) | 1 | 1 | 1 | 1 |
| DNA (cytosine-C5) MTase EC 2.1.1.37 | 1 | 1 | 1 | 1 |
| Juvenile hormone acid methyltransferase EC 2.1.1.325 (Jhamt) | 1 | 4 | 4 | 2 |
| Protein N-terminal methyltransferase EC 2.1.1.244 (NMT) | 1 | 1 | 1 | 1 |
| Spermidine/spermine synthases family EC 2.5.1.22 (Sps) | 1 | 1 | 1 | 1 |
| DNA (cytosine-C5) MTase EC 2.1.1.37 | 1 | 1 | 1 | 1 |
| Leucine carboxyl methyltransferase EC 2.1.1.233 (Lcmt) | 1 | 1 | 1 | 1 |
| Methylene-fatty-acyl-phospholipid synthase EC 2.1.1.16 (Mfap) | - | 1 | 1 | 1 |
| Methyltransferase type 11 (Mt11) | 3 | 2 | 2 | 2 |
| Unchr_MeTrfase_Williams-Beuren Family (WBS_methylT) | 1 | 1 | 1 | 1 |