2SNS
STAPHYLOCOCCAL NUCLEASE. PROPOSED MECHANISM OF ACTION BASED ON STRUCTURE OF ENZYME-THYMIDINE 3(PRIME),5(PRIME)-BIPHOSPHATE-CALCIUM ION COMPLEX AT 1.5-ANGSTROMS RESOLUTION
Replaces: 1SNSEntity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | THERMONUCLEASE PRECURSOR | polymer | 149 | 16842.3 | 1 | UniProt (P00644) Pfam (PF00565) | Staphylococcus aureus | |
| 2 | B (A) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 3 | C (A) | THYMIDINE-3',5'-DIPHOSPHATE | non-polymer | 402.2 | 1 | Chemie (THP) |
Sequence modifications
A: 1 - 149 (UniProt: P00644)
| PDB | External Database | Details |
|---|---|---|
| Asn 77 | Asp 159 | conflict |
| Asn 143 | Asp 225 | conflict |
| Asp 144 | Asn 226 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 16842.3 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 442.3 | |
| All* | Total formula weight | 17284.6 |
