Table 2.
Gene composition of H6 subtype influenza viruses isolated from apparently healthy poultry in Eastern China*
| Virus | Gene origin | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Abbreviation | HA | NA | NS | NP | M | PB2 | PB1 | PA | |
| A/duck/Eastern China/50/2002(H6N8) | Dk/EC/50/02 | HN573-like | N8 | HN573-like | HN491-like | GS/GD-like | JX8264-like | EC51-like | EC51-like |
| A/duck/Eastern China/51/2002(H6N2) | Dk/EC/51/02 | HN573-like | HN573-like | HN573-like | JX6845-like | EC51-like | HN573-like | EC51-like | EC51-like |
| A/duck/Eastern China/52/2002(H6N2) | Dk/EC/52/02 | HN573-like | HN573-like | HN573-like | JX6845-like | EC51-like | HN573-like | EC51-like | EC51-like |
| A/duck/Eastern China/53/2002(H6N2) | Dk/EC/53/02 | HN573-like | HN573-like | HN573-like | JX6845-like | EC51-like | HN573-like | EC51-like | EC51-like |
| A/duck/Eastern China/54/2002(H6N2) | Dk/EC/54/02 | HN573-like | HN573-like | HN573-like | JX6845-like | EC51-like | HN573-like | EC51-like | EC51-like |
| A/duck/Eastern China/55/2003(H6N2) | Dk/EC/55/03 | HN573-like | HN573-like | HN573-like | JX6845-like | EC51-like | HN573-like | EC51-like | EC51-like |
| A/duck/Eastern China/57/2003(H6N2) | Dk/EC/57/03 | HN573-like | HN573-like | HN573-like | JX6845-like | EC51-like | HN573-like | EC51-like | EC51-like |
| A/duck/Eastern China/58/2003(H6N2) | Dk/EC/58/03 | HN573-like | HN573-like | HN573-like | JX6845-like | EC51-like | HN573-like | EC51-like | EC51-like |
| A/duck/Eastern China/59/2003(H6N2) | Dk/EC/59/03 | HN573-like | HN573-like | HN573-like | JX6845-like | EC51-like | HN573-like | EC51-like | EC51-like |
| A/duck/Eastern China/60/2003(H6N2) | Dk/EC/60/03 | HN573-like | HN573-like | HN573-like | JX6845-like | EC51-like | HN573-like | EC51-like | EC51-like |
| A/duck/Eastern China/29/2004(H6N2) | Dk/EC/29/04 | HN573-like | HN573-like | HN573-like | JX6845-like | HN573-like | HN573-like | QH65-like | HN573-like |
| A/duck/Eastern China/31/2004(H6N2) | Dk/EC/31/04 | HN573-like | HN573-like | HN573-like | JX6845-like | HN573-like | HN573-like | HN573-like | HN573-like |
| A/duck/Eastern China/34/2005(H6N1) | Dk/EC/34/05 | HN573-like | N1 | Allele B | HN573-like | HN573-like | GS/GD-like | EC51-like | HN573-like |
| A/duck/Eastern China/38/2007(H6N2) | Dk/EC/38/07 | ST2853-like | ST339-like | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Eastern China/39/2007(H6N2) | Dk/EC/39/07 | ST2853-like | ST339-like | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Eastern China/40/2007(H6N2) | Dk/EC/40/07 | ST2853-like | ST339-like | HN573-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Eastern China/41/2007(H6N2) | Dk/EC/41/07 | ST2853-like | ST339-like | HN573-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/chicken/Eastern China/42/2007(H6N2) | Ck/EC/42/07 | ST2853-like | HN573-like | HN573-like | JX6845-like | ST339-like | ST339-like | EC42-like | ST339-like |
| A/chicken/Eastern China/43/2007(H6N2) | Ck/EC/43/07 | ST2853-like | HN573-like | HN573-like | JX6845-like | ST339-like | ST339-like | EC42-like | HN573-like |
| A/chicken/Eastern China/44/2007(H6N2) | Ck/EC/44/07 | ST2853-like | HN573-like | HN573-like | JX6845-like | ST339-like | ST339-like | EC42-like | ST339-like |
| A/chicken/Eastern China/45/2007(H6N2) | Ck/EC/45/07 | ST2853-like | HN573-like | HN573-like | JX6845-like | ST339-like | ST339-like | EC42-like | ST339-like |
| A/duck/Eastern China/1/2008(H6N1) | Dk/EC/1/08 | HN573-like | N1 | Allele B | Ck/Bei-like | HN573-like | JX8264-like | EC51-like | HN573-like |
| A/duck/Eastern China/2/2008(H6N2) | Dk/EC/2/08 | ST2853-like | ST339-like | ST339-like | HN491-like | ST339-like | JX8264-like | EC51-like | HN573-like |
| A/duck/Eastern China/46/2008(H6N2) | Dk/EC/46/08 | ST2853-like | ST339-like | ST339-like | HN491-like | ST339-like | HN573-like | ST339-like | HN573-like |
| A/duck/Eastern China/47/2008(H6N2) | Dk/EC/47/08 | ST2853-like | ST339-like | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Yangzhou/013/2008(H6N5) | Dk/YZ/013/08 | ST2853-like | N5 | Allele B | Ck/Bei-like | HN573-like | JX8264-like | EC51-like | HN573-like |
| A/duck/Jiangsu/022/2009(H6N6) | Dk/JS/022/09 | ST2853-like | N6 | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Eastern China/3/2009(H6N6) | Dk/EC/3/09 | ST2853-like | N6 | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Eastern China/4/2009(H6N6) | Dk/EC/4/09 | ST2853-like | N6 | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Eastern China/5/2009(H6N6) | Dk/EC/5/09 | ST2853-like | N6 | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Eastern China/6/2009(H6N6) | Dk/EC/6/09 | ST2853-like | N6 | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Eastern China/7/2009(H6N6) | Dk/EC/7/09 | ST2853-like | N6 | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Eastern China/8/2009(H6N6) | Dk/EC/8/09 | ST2853-like | N6 | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Eastern China/9/2009(H6N6) | Dk/EC/9/09 | ST2853-like | N6 | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Eastern China/10/2009(H6N6) | Dk/EC/10/09 | ST2853-like | N6 | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Eastern China/11/2009(H6N6) | Dk/EC/11/09 | ST2853-like | N6 | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Eastern China/13/2010(H6N6) | Dk/EC/13/10 | ST2853-like | N6 | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Eastern China/14/2010(H6N6) | Dk/EC/14/10 | ST2853-like | N6 | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/duck/Eastern China/16/2010(H6N6) | Dk/EC/16/10 | ST2853-like | N6 | ST339-like | HN491-like | ST339-like | HN573-like | EC41-like | HN573-like |
| A/goose/Eastern China/17/2010(H6N6) | GS/EC/17/10 | ST2853-like | N6 | ST339-like | HN491-like | ST339-like | HN573-like | EC17-like | HN573-like |
| A/chicken/Eastern China/49/2010(H6N6) | Ck/EC/49/10 | ST2853-like | N6 | ST339-like | HN573-like | ST339-like | ST339-like | ST339-like | ST339-like |
| A/duck/Eastern China/48/2010(H6N6) | Dk/EC/48/10 | ST2853-like | N6 | ST339-like | HN573-like | ST339-like | ST339-like | ST339-like | ST339-like |
*Abbreviations: HN573-like, A/duck/Hunan/573/2002-like; ST2853-like, A/wild duck/Shantou/2853/2003-like; ST339-like, A/duck/Shantou/339/2000-like; JX6845-like, A/mallard/Jiangxi/6845/2003-like; HN491-like, A/duck/Hunan/491/2005-like; Gs/GD, goose/Guangdong/1/96-like; Ck/Bei-like, A/Chicken/Beijing/1/94-like; EC51-like, A/duck/Eastern China/51/2002-like; EC41-like, A/duck/Eastern China/41/2007-like; EC42-like, A/chicken/Eastern China/42/2007-like; EC17-like, A/goose/Eastern China/17/2010-like; QH65-like, A/Bar-headed Goose/Qinghai/65/05-like; and JX8264-like, A/mallard/Jiangxi/8264/2004-like.