4RSD
STRUCTURE OF THE D121A VARIANT OF RIBONUCLEASE A
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | RIBONUCLEASE A | polymer | 124 | 13664.3 | 1 | UniProt (P61823) Pfam (PF00074) | Bos taurus (cattle) | |
| 2 | B (A) | ACETATE ION | non-polymer | 59.0 | 1 | Chemie (ACT) | |||
| 3 | C, D (A) | CHLORIDE ION | non-polymer | 35.5 | 2 | Chemie (CL) | |||
| 4 | E (A) | water | water | 18.0 | 102 | Chemie (HOH) |
Sequence modifications
A: 1 - 124 (UniProt: P61823)
| PDB | External Database | Details |
|---|---|---|
| Ala 121 | Asp 147 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 13664.3 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 129.9 | |
| All* | Total formula weight | 13794.3 |
