Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (B, A) | 3C-like proteinase | polymer | 306 | 33220.9 | 2 | UniProt (P0C6W3) Pfam (PF05409) | Tylonycteris bat coronavirus HKU4 | 3CL-PRO, 3CLp |
| 2 | C, D (B, A) | N-[(2S)-3-cyclopropyl-1-({(2S,3S)-3,4-dihydroxy-1-[(3S)-2-oxopiperidin-3-yl]butan-2-yl}amino)-1-oxopropan-2-yl]-7-fluoro-1H-indole-2-carboxamide | non-polymer | 474.5 | 2 | Chemie (A1BWH) | |||
| 3 | E, F (B, A) | water | water | 18.0 | 220 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 66441.7 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 949.0 | |
| All* | Total formula weight | 67390.8 |






