4DJN
Crystal structure of a ribonucleotide reductase M2 B (RNRR2) from Homo sapiens at 2.20 A resolution
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) | Ribonucleoside-diphosphate reductase subunit M2 B | polymer | 311 | 36525.4 | 2 | UniProt (Q7LG56) Pfam (PF00268) | Homo sapiens (human) | TP53-inducible ribonucleotide reductase M2 B, p53-inducible ribonucleotide reductase small subunit 2-like protein, p53R2 |
| 2 | C (B) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 3 | D, E (B) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 2 | Chemie (EDO) | |||
| 4 | F, G (A, B) | water | water | 18.0 | 121 | Chemie (HOH) |
Sequence modifications
A, B: 13 - 322 (UniProt: Q7LG56)
| PDB | External Database | Details |
|---|---|---|
| Gly 0 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 73050.8 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 220.2 | |
| All* | Total formula weight | 73271.0 |
