5C1I
m1A58 tRNA methyltransferase mutant - D170A
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D (A, B, C, D) | tRNA (adenine(58)-N(1))-methyltransferase TrmI | polymer | 251 | 28097.5 | 4 | UniProt (Q8GBB2) Pfam (PF14801) Pfam (PF08704) | Thermus thermophilus HB27 | tRNA(m1A58)-methyltransferase,tRNA(m1A58)MTase |
| 2 | E, F, G (B, D) | SULFATE ION | non-polymer | 96.1 | 3 | Chemie (SO4) | |||
| 3 | H, I, J, K (A, B, C, D) | water | water | 18.0 | 22 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 5 - 255 (UniProt: Q8GBB2)
| PDB | External Database | Details |
|---|---|---|
| Ala 170 | Asp 170 | engineered mutation |
| Gly 254 | Ala 254 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 112389.9 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 288.2 | |
| All* | Total formula weight | 112678.0 |
