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) PubChem (16760024) PubChem (193) PubChem (25210495) PubChem (13792) PubChem (177678424) PubChem (44361184) PubChem (21125603) PubChem (46936206) PubChem (50989525) PubChem (25203782) PubChem (51380914) PubChem (52224398) PubChem (189149) PubChem (57544532) PubChem (439155) PubChem (59046843) PubChem (59170628) PubChem (59576228) PubChem (66805708) PubChem (70689219) PubChem (70702054) PubChem (70832431) PubChem (52224400) PubChem (5284331) PubChem (6419189) PubChem (118374891) PubChem (118560068) PubChem (71170554) PubChem (13231890) PubChem (164157219) PubChem (126969526) PubChem (129105892) PubChem (143518505) PubChem (154578335) PubChem (163054214) PubChem (163335525) | |||
| 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 |
