2PWY
Crystal Structure of a m1A58 tRNA methyltransferase
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | tRNA (adenine-N(1)-)-methyltransferase | polymer | 258 | 28909.4 | 2 | UniProt (Q8GBB2) | Thermus thermophilus | tRNA(m1A58)-methyltransferase, tRNA(m1A58)MTase |
| 2 | C, D, G (A, B) | SULFATE ION | non-polymer | 96.1 | 3 | Chemie (SO4) | |||
| 3 | E, F (A) | S-ADENOSYL-L-HOMOCYSTEINE | non-polymer | 384.4 | 2 | Chemie (SAH) | |||
| 4 | H, I (A, B) | water | water | 18.0 | 421 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 255 (UniProt: Q8GBB2)
| PDB | External Database | Details |
|---|---|---|
| Gly -2 | - | cloning artifact |
| Ser -1 | - | cloning artifact |
| His 0 | - | cloning artifact |
| Gly 254 | Ala 254 | SEE REMARK 999 |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 57818.7 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 1057.0 | |
| All* | Total formula weight | 58875.7 |
