4LKI
The structure of hemagglutinin L226Q mutant from a avian-origin H7N9 influenza virus (A/Anhui/1/2013)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords | 
| 1 | A (A)  | hemagglutinin | polymer | 314 | 34210.6 | 1 | Pfam (PF00509) UniProt (by SIFTS) (V5IRV5)  | Influenza A virus | |
| 2 | B (B)  | hemagglutinin | polymer | 168 | 19433.3 | 1 | Pfam (PF00509) UniProt (by SIFTS) (V5IRV2)  | Influenza A virus | |
| 3 | C, D, E (A, B)  | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 3 | Chemie (NAG) | |||
| 4 | F, G (A, B)  | water | water | 18.0 | 47 | Chemie (HOH) | 
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 | 
| Total formula weight | 53643.8 | |
| Non-Polymers* | Number of molecules | 3 | 
| Total formula weight | 663.6 | |
| All* | Total formula weight | 54307.4 | 






