1VFG
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, B (C, D) | RNA (75-MER) | polymer | 75 | 24155.3 | 2 | |||
| 2 | C, D (A, B) | poly A polymerase | polymer | 390 | 45721.8 | 2 | UniProt (O66728) Pfam (PF01743) | Aquifex aeolicus | A-adding enzyme |
| 3 | E, F (A, B) | DIPHOSPHOMETHYLPHOSPHONIC ACID ADENOSYL ESTER | non-polymer | 505.2 | 2 | Chemie (APC) | |||
| 4 | G, H, I, J (C, D, A, B) | water | water | 18.0 | 79 | Chemie (HOH) |
Sequence modifications
A, B: 2 - 383 (UniProt: O66728)
| PDB | External Database | Details |
|---|---|---|
| Met 1 | - | initiating methionine |
| Lys 384 | - | cloning artifact |
| Leu 385 | - | cloning artifact |
| Ala 386 | - | cloning artifact |
| Ala 387 | - | cloning artifact |
| Ala 388 | - | cloning artifact |
| Leu 389 | - | cloning artifact |
| Glu 390 | - | cloning artifact |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 139754.4 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 1010.4 | |
| All* | Total formula weight | 140764.8 |
