4ZRO
2.1 A X-Ray Structure of FIPV-3CLpro bound to covalent inhibitor
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D | 3C-like proteinase | polymer | 299 | 32730.0 | 4 | UniProt (Q98VG9) Pfam (PF05409) In PDB | Feline coronavirus (strain FIPV WSU-79/1146) (FCoV) | 3CL-PRO, 3CLp, M-PRO, nsp5 |
| 2 | E, F, G, H | Bounded inhibitor of N-(tert-butoxycarbonyl)-L-seryl-L-valyl-N-{(2S)-5-ethoxy-5-oxo-1-[(3S)-2-oxopyrrolidin-3-yl]pentan-2-yl}-L-leucinamide | polymer | 5 | 627.8 | 4 | BIRD (PRD_002174) | synthetic construct | |
| 3 | A, B | DIMETHYL SULFOXIDE | non-polymer | 78.1 | 2 | Chemie (DMS) | |||
| 4 | water | water | 18.0 | 547 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 8 |
| Total formula weight | 133431.3 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 156.3 | |
| All* | Total formula weight | 133587.5 |
