Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (B, A) | 3C-like proteinase nsp5 | polymer | 306 | 33825.5 | 2 | 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 | C, H (B, A) | [1-[[5-chloranyl-1-(phenylmethyl)benzimidazol-2-yl]methyl]-1,2,4-triazol-3-yl]methanamine | non-polymer | 352.8 | 2 | Chemie (A1JGF) | |||
| 3 | D, G, J, K (B, A) | DIMETHYL SULFOXIDE | non-polymer | 78.1 | 4 | Chemie (DMS) | |||
| 4 | E, F, I (B, A) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 3 | Chemie (EDO) | |||
| 5 | L (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 6 | M (A) | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
| 7 | N (A) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 8 | O, P (B, A) | water | water | 18.0 | 604 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 67651.1 | |
| Non-Polymers* | Number of molecules | 12 |
| Total formula weight | 1358.9 | |
| All* | Total formula weight | 69010.0 |
