7LKW
1.65 A resolution structure of SARS-CoV-2 3CL protease in complex with inhibitor 3d (deuterated analog of inhibitor 3c)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | 3C-like proteinase | polymer | 309 | 34068.8 | 2 | UniProt (P0DTD1) Pfam (PF05409) | Severe acute respiratory syndrome coronavirus 2 (2019-nCoV) | 3CL-PRO, 3CLp, Main protease, Mpro, Non-structural protein 5, nsp5, SARS coronavirus main proteinase |
| 2 | C, G (A, B) | (1R,2S)-2-((S)-2-(((((1R,3S,5S)-bicyclo[3.3.1]non-6-en-3-yl)methoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid | non-polymer | 529.6 | 2 | Chemie (Y8S) | |||
| 3 | D, H (A, B) | (1S,2S)-2-((S)-2-(((((1R,3S,5S)-bicyclo[3.3.1]non-6-en-3-yl)methoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid | non-polymer | 529.6 | 2 | Chemie (Y8V) | |||
| 4 | E (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 5 | F (B) | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
| 6 | I, J (A, B) | water | water | 18.0 | 224 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 305 (UniProt: P0DTD1)
| PDB | External Database | Details |
|---|---|---|
| Ser -3 | - | expression tag |
| Asn -2 | - | expression tag |
| Ile -1 | - | expression tag |
| Gly 0 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 68137.6 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 2249.0 | |
| All* | Total formula weight | 70386.6 |
