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Amino acid differences between the parental and mouse-adapted H7N9 viruses
| Influenza virus | PB2 | PB1 | PA | HA | NP | NA | M | NS | |
|---|---|---|---|---|---|---|---|---|---|
| 627 | - | 97 | 235a (226b) | 288a (279b) | - | 134 | - | - | |
| H7N9-53 | E | - | T | L | G | - | R | - | - |
| H7N9-53 MA | K | - | I | S | R | - | I | - | - |
| 627 | 215 | 97 | 229a (220b) | - | 3 | - | - | ||
| H7N9-MCX | E | W | T | R | - | P | - | - | |
| H7N9-MCX MA | K | R | I | G | - | Q | - | - | |
| 627 | 638 | - | 503a (493b) | - | - | - | - | ||
| H7N9-ZSM | E | D | - | G | - | - | - | - | |
| H7N9-ZSM MA | K | G | - | R | - | - | - | - | |
-: Not applicable
a: H7 numbering
b: H3 numbering
