7NTT
Crystal structure of the SARS-CoV-2 Main Protease
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 | 306 | 33825.5 | 2 | UniProt (P0DTC1) Pfam (PF05409) UniProt (by SIFTS) (P0DTD1) In PDB | Severe acute respiratory syndrome coronavirus 2 (2019-nCoV SARS-CoV-2) | 3CL-PRO,3CLp,Main protease,Mpro,Non-structural protein 5,nsp5,SARS coronavirus main proteinase |
| 2 | A | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
| 3 | B | FORMIC ACID | non-polymer | 46.0 | 2 | Chemie (FMT) | |||
| 4 | water | water | 18.0 | 277 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 67651.1 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 115.0 | |
| All* | Total formula weight | 67766.1 |
