4WC2
Crystal structure of tRNA nucleotidyltransferase complexed with a primer tRNA and an incoming ATP analog
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Poly A polymerase | polymer | 396 | 46550.7 | 1 | UniProt (O66728) Pfam (PF01743) | Aquifex aeolicus | A-adding enzyme |
| 2 | B (B) | RNA 75-mer | polymer | 75 | 24155.3 | 1 | GenBank (12057205) | Thermotoga maritima MSB8 | |
| 3 | C (A) | DIPHOSPHOMETHYLPHOSPHONIC ACID ADENOSYL ESTER | non-polymer | 505.2 | 1 | Chemie (APC) | |||
| 4 | D (A) | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) |
Sequence modifications
A: 2 - 383 (UniProt: O66728)
| PDB | External Database | Details |
|---|---|---|
| Met 1 | - | expression tag |
| Lys 384 | - | expression tag |
| Leu 385 | - | expression tag |
| Ala 386 | - | expression tag |
| Ala 387 | - | expression tag |
| Ala 388 | - | expression tag |
| Leu 389 | - | expression tag |
| Glu 390 | - | expression tag |
| His 391 | - | expression tag |
| His 392 | - | expression tag |
| His 393 | - | expression tag |
| His 394 | - | expression tag |
| His 395 | - | expression tag |
| His 396 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 70706.1 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 529.5 | |
| All* | Total formula weight | 71235.6 |
