Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | 3C-like proteinase | polymer | 309 | 34084.9 | 2 | UniProt (P0DTD1) Pfam (PF05409) In PDB | Severe acute respiratory syndrome coronavirus 2 (2019-nCoV) | 3CL-PRO, 3CLp, Main protease, Mpro, Non-structural protein 5, nsp5, SARS coronavirus main proteinase |
| 2 | A, B | DI(HYDROXYETHYL)ETHER | non-polymer | 106.1 | 4 | Chemie (PEG) | |||
| 3 | A, B | DIMETHYL SULFOXIDE | non-polymer | 78.1 | 6 | Chemie (DMS) | |||
| 4 | A | (2R,4R)-1-phenylhexahydropyrimidine-2,4-diol | non-polymer | 194.2 | 1 | Chemie (XWS) | |||
| 5 | water | water | 18.0 | 38 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 306 (UniProt: P0DTD1)
| PDB | External Database | Details |
|---|---|---|
| Gly -2 | - | expression tag |
| Ala -1 | - | expression tag |
| Met 0 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 68169.7 | |
| Non-Polymers* | Number of molecules | 11 |
| Total formula weight | 1087.5 | |
| All* | Total formula weight | 69257.3 |
