Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | 3C-like proteinase nsp5 | polymer | 306 | 33825.5 | 1 | UniProt (P0DTC1) Pfam (PF05409) | Severe acute respiratory syndrome coronavirus 2 | 3CL-PRO,3CLp,Main protease,Mpro,Non-structural protein 5,nsp5,SARS coronavirus main proteinase |
| 2 | B (A) | (2~{R})-3-(4-chlorophenyl)-2-[2-[(2~{R})-1-isoquinolin-4-ylcarbonylpyrrolidin-2-yl]ethanoyl-methyl-amino]-~{N}-methyl-propanamide | non-polymer | 493.0 | 1 | Chemie (A1IL0) PubChem (172408460) | |||
| 3 | C (A) | water | water | 18.0 | 354 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 33825.5 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 493.0 | |
| All* | Total formula weight | 34318.5 |






