1BSR
BOVINE SEMINAL RIBONUCLEASE STRUCTURE AT 1.9 ANGSTROMS 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 | BOVINE SEMINAL RIBONUCLEASE | polymer | 124 | 13632.6 | 2 | UniProt (P00669) Pfam (PF00074) In PDB | Bos taurus (cattle) | |
| 2 | A, B | SULFATE ION | non-polymer | 96.1 | 7 | Chemie (SO4) | |||
| 3 | water | water | 18.0 | 113 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 27265.3 | |
| Non-Polymers* | Number of molecules | 7 |
| Total formula weight | 672.4 | |
| All* | Total formula weight | 27937.7 |
