Table 3.
Prevalence of amino acids at position 347 of N1 NA.
| Virus group | SeqN | N | D | Y | F | H | K | Q | S | T | G | % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avian HxN1 (x = 1–4, 7–12) | 918 | 918 | 0.00 | |||||||||
| Avian H6N1 | 464 | 410 | 54 | 12.6 | ||||||||
| H5av-1 | 2,627 | 15 | 2,592 | 1 | 17 | 1 | 1 | 1.33 | ||||
| H5av-2 | 2,315 | 2,312 | 3 | 0.13 | ||||||||
| H5hum | 334 | 332 | 1 | 1 | 0.60 | |||||||
| H5mam | 186 | 185 | 1 | 0.54 | ||||||||
| ALS-1 | 1,588 | 1,572 | 2 | 14 | 1.07 | |||||||
| ALS-2 | 1,269 | 1,262 | 1 | 1 | 5 | 0.55 | ||||||
| Classical swine | 3,174 | 3,167 | 7 | 0.22 | ||||||||
| Seasonal | 2,551 | 1,728 | 823 | 32.3 | ||||||||
| H1N1pdm, all | 32,752 | 32,723 | 12 | 1 | 2 | 11 | 2 | 1 | 0.089 | |||
| H1N1pdm, representative | 2,568 | 2,566 | 1 | 1 | 0.078 |
SeqN, number of sequences analyzed; %, percentage of amino acids other than Y in avian IVs and other than N in human and swine IVs (percentages greater than 1 are shown in bold).