1Q3B
Crystal structure of the DNA repair enzyme endonuclease-VIII (Nei) from E. coli: The R252A mutant at 2.05 resolution.
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Endonuclease VIII | polymer | 262 | 29728.9 | 1 | UniProt (P50465) Pfam (PF01149) Pfam (PF06831) Pfam (PF06827) | Escherichia coli | |
| 2 | B (A) | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
| 3 | C, D (A) | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 4 | E (A) | GLYCEROL | non-polymer | 92.1 | 1 | Chemie (GOL) | |||
| 5 | F (A) | water | water | 18.0 | 133 | Chemie (HOH) |
Sequence modifications
A: 1 - 262 (UniProt: P50465)
| PDB | External Database | Details |
|---|---|---|
| Thr 34 | Pro 34 | SEE REMARK 999 |
| Arg 112 | Thr 112 | SEE REMARK 999 |
| Ala 252 | Arg 252 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 29728.9 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 206.1 | |
| All* | Total formula weight | 29935.0 |
