7JPY
Crystal structure of the SARS-CoV-2 main protease in its apo-form
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 | polymer | 306 | 33841.5 | 1 | UniProt (P0DTD1) Pfam (PF05409)  | Severe acute respiratory syndrome coronavirus 2 (2019-nCoV SARS-CoV-2 COVID-19 virus) | SARS-CoV-2 Main Protease | 
| 2 | B (A)  | water | water | 18.0 | 242 | Chemie (HOH) | 
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 | 
| Total formula weight | 33841.5 | |
| All* | Total formula weight | 33841.5 | 






