3SCL
Crystal structure of spike protein receptor-binding domain from SARS coronavirus epidemic strain complexed with human-civet chimeric receptor 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 2 chimera | polymer | 603 | 69875.3 | 2 | UniProt (Q56NL1) UniProt (Q9BYF1) Pfam (PF01401) In PDB | Paguma larvata (masked palm civet human) | ACE2, ACE-related carboxypeptidase, Angiotensin-converting enzyme homolog, ACEH, Metalloprotease MPROT15, Processed angiotensin-converting enzyme 2 |
2 | E, F | Spike glycoprotein | polymer | 185 | 21248.8 | 2 | UniProt (P59594) Pfam (PF09408) In PDB | SARS coronavirus (SARS-CoV) | S glycoprotein, E2, Peplomer protein, Spike protein S1 |
3 | A, B | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
4 | A, B | CHLORIDE ION | non-polymer | 35.5 | 2 | Chemie (CL) |
Sequence modifications
A, B: 19 - 82 (UniProt: Q56NL1)
A, B: 83 - 615 (UniProt: Q9BYF1)
E, F: 324 - 502 (UniProt: P59594)
A, B: 83 - 615 (UniProt: Q9BYF1)
PDB | External Database | Details |
---|---|---|
His 616 | - | expression tag |
His 617 | - | expression tag |
His 618 | - | expression tag |
His 619 | - | expression tag |
His 620 | - | expression tag |
His 621 | - | expression tag |
PDB | External Database | Details |
---|---|---|
His 503 | - | expression tag |
His 504 | - | expression tag |
His 505 | - | expression tag |
His 506 | - | expression tag |
His 507 | - | expression tag |
His 508 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 182248.3 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 201.7 | |
All* | Total formula weight | 182450.0 |