3QQI
Crystal structure of the HA1 receptor binding domain of H2 hemagglutinin
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) | Hemagglutinin | polymer | 219 | 24569.6 | 2 | UniProt (C7S226) Pfam (PF00509) | Influenza A virus | |
| 2 | C, E (A, B) | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 2 | Chemie (NAG) | |||
| 3 | D, F (A, B) | 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID | non-polymer | 238.3 | 2 | Chemie (EPE) | |||
| 4 | G, H (A, B) | water | water | 18.0 | 616 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 49139.3 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 919.0 | |
| All* | Total formula weight | 50058.3 |
