7K31
Crystal structure of Endonuclease Q complex with 27-mer duplex substrate with dI at the active site
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 Q | polymer | 395 | 44456.3 | 1 | UniProt (I6V2I0) UniProt (by SIFTS) (Q8U0N5) | Pyrococcus furiosus | |
| 2 | B (B) | DNA (27-MER) | polymer | 27 | 8266.3 | 1 | synthetic construct | ||
| 3 | C (C) | DNA (27-MER) | polymer | 27 | 8330.4 | 1 | synthetic construct | ||
| 4 | D (A) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 1 | Chemie (EDO) | |||
| 5 | E, F, G (A) | ZINC ION | non-polymer | 65.4 | 3 | Chemie (ZN) | |||
| 6 | H (A) | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 7 | I, J (A) | CHLORIDE ION | non-polymer | 35.5 | 2 | Chemie (CL) | |||
| 8 | K (A) | water | water | 18.0 | 8 | Chemie (HOH) |
Sequence modifications
A: 1 - 395 (UniProt: I6V2I0)
| PDB | External Database | Details |
|---|---|---|
| Asn 193 | Asp 193 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 61053.0 | |
| Non-Polymers* | Number of molecules | 7 |
| Total formula weight | 353.5 | |
| All* | Total formula weight | 61406.5 |
