3IKT
Crystal structure of a Rex-family repressor/DNA/NAD+ complex from Thermus aquaticus
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Redox-sensing transcriptional repressor rex | polymer | 207 | 22730.4 | 2 | UniProt (Q72I39) Pfam (PF06971) Pfam (PF02629) | Thermus thermophilus HB27 | |
| 2 | C, D (C, D) | Rex operator DNA | polymer | 22 | 6753.4 | 2 | |||
| 3 | E (A) | NICOTINAMIDE-ADENINE-DINUCLEOTIDE | non-polymer | 663.4 | 1 | Chemie (NAD) | |||
| 4 | F, G, H, I (A, B, C, D) | water | water | 18.0 | 378 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 206 (UniProt: Q72I39)
| PDB | External Database | Details |
|---|---|---|
| Gly 0 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 58967.6 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 663.4 | |
| All* | Total formula weight | 59631.0 |
