9JRC
Crystal structure of SARS-CoV-2 receptor-binding domain complexed with squirrel ACE2
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (B) | Angiotensin-converting enzyme | polymer | 593 | 69132.0 | 1 | UniProt (A0A8D2KIZ1) Pfam (PF01401) | Petaurus norfolcensis (squirrel glider) | |
| 2 | B (E) | Spike protein S1 | polymer | 196 | 22041.7 | 1 | UniProt (P0DTC2) Pfam (PF09408) | Severe acute respiratory syndrome coronavirus 2 (2019-nCoV SARS-CoV-2) | |
| 3 | C (A) | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 424.4 | 1 | In PDB GlyTouCan (G42666HT) | |||
| 4 | D (C) | beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 586.5 | 1 | In PDB GlyTouCan (G15407YE) | |||
| 5 | E, F, G, I (B, E) | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 4 | Chemie (NAG) | |||
| 6 | H (B) | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) |
Sequence modifications
B: 19 - 613 (UniProt: A0A8D2KIZ1)
E: 333 - 529 (UniProt: P0DTC2)
| PDB | External Database | Details |
|---|---|---|
| Pro 18 | - | expression tag |
| PDB | External Database | Details |
|---|---|---|
| Thr 372 | Ala 372 | conflict |
| His 530 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 91173.7 | |
| Branched | Number of molecules | 2 |
| Total formula weight | 1010.9 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 950.2 | |
| All* | Total formula weight | 93134.8 |
