2SAR
DETERMINATION AND RESTRAINED LEAST-SQUARES REFINEMENT OF THE CRYSTAL STRUCTURES OF RIBONUCLEASE SA AND ITS COMPLEX WITH 3'-GUANYLIC ACID AT 1.8 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 | RIBONUCLEASE SA | polymer | 96 | 10584.5 | 2 | UniProt (P05798) Pfam (PF00545) In PDB | Streptomyces aureofaciens | |
| 2 | A, B | SULFATE ION | non-polymer | 96.1 | 2 | Chemie (SO4) | |||
| 3 | A | GUANOSINE-3'-MONOPHOSPHATE | non-polymer | 363.2 | 1 | Chemie (3GP) | |||
| 4 | water | water | 18.0 | 222 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 21169.1 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 555.3 | |
| All* | Total formula weight | 21724.4 |
