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 | Ribonuclease TTHA0252 | polymer | 431 | 47159.1 | 4 | UniProt (Q5SLP1) Pfam (PF00753) Pfam (PF10996) Pfam (PF07521) In PDB | Thermus thermophilus | |
| 2 | D, B, A, C | SULFATE ION | non-polymer | 96.1 | 66 | Chemie (SO4) | |||
| 3 | A, B | CITRATE ANION | non-polymer | 189.1 | 3 | Chemie (FLC) | |||
| 4 | A, D, B, C | ZINC ION | non-polymer | 65.4 | 8 | Chemie (ZN) | |||
| 5 | water | water | 18.0 | 130 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 431 (UniProt: Q5SLP1)
| PDB | External Database | Details |
|---|---|---|
| Gln 378 | Ser 378 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 188636.5 | |
| Non-Polymers* | Number of molecules | 77 |
| Total formula weight | 7430.7 | |
| All* | Total formula weight | 196067.2 |
