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 | 311 | 34288.1 | 2 | UniProt (P59641) Pfam (PF05409) UniProt (by SIFTS) (P0C6X7) | SARS coronavirus | |
| 2 | C, D (A, B) | ETHYL (2E,4S)-4-[((2R)-2-{[N-(TERT-BUTOXYCARBONYL)-L-VALYL]AMINO}-2-PHENYLETHANOYL)AMINO]-5-[(3S)-2-OXOPYRROLIDIN-3-YL]PENT-2-ENOATE | non-polymer | 558.7 | 2 | Chemie (ENB) | |||
| 3 | E, F (A, B) | water | water | 18.0 | 136 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 306 (UniProt: P59641)
| PDB | External Database | Details |
|---|---|---|
| Gly -4 | - | cloning artifact |
| Pro -3 | - | cloning artifact |
| Leu -2 | - | cloning artifact |
| Gly -1 | - | cloning artifact |
| Ser 0 | - | cloning artifact |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 68576.2 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 1117.3 | |
| All* | Total formula weight | 69693.5 |
