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Conserved sequences identified within the three polymerase subunit vRNAs for avian and human influenza A virusesa
| Segment | Positions of conserved sequence | Length (nt) |
|---|---|---|
| PB2 | 2209-2304 | 96 |
| PB1 | 2256-2279 | 24 |
| PA | 691-731 | 41 |
| PA | 742-767 | 26 |
| PA | 2094-2156 | 63 |
Numbering of nucleotides (nt) is based on the positive-sense RNA sequence.
