Table 4.
Recombination analysis of nine PRRSV strains Simplot v3.5.1 software was used to analyze recombination.
| Virus | Recombination with | Recombination sites | GenBank Access NO. | Isolation year | Isolation sites |
|---|---|---|---|---|---|
| SDYG1606 | JXA1 | NSP2, NSP5~NSP9 | KY053458 | 2016 | Shandong province |
| NADC30 | NSP2~NSP5, NSP9~ORF7 | ||||
| SDhz1512 | VR2332/CH1a | NSP1α, NSP6-7, NSP9, ORF1b, ORF2, | KX980392 | 2015 | Shandong province |
| NADC30 | ORF2-7 | ||||
| JXA1 | NSP1α-NSP6, NSP7-9, NSP9-ORF1b | ||||
| SDlz1601 | JXA1 | NSP2, NSP9, ORF3, ORF4, ORF5, ORF6 | KX980393 | 2016 | Shandong province |
| NADC30 | NSP2, NSP9~ORF3, ORF4~ORF5, ORF6~7 | ||||
| JL580 | NADC30 | NSP2, NSP2~NSP3, NSP7~ORF2, ORF4~ORF7 | KR706343.1 | 2014 | Jilin province |
| 09HEN1 | NSP2, NSP2~NSP7, ORF2~ORF4 | ||||
| HNjz15 | / | / | KT945017.1 | 2015 | Henan province |
| HNyc15 | VR2332/CH1a | ORF2-4 | KT945018.1 | 2015 | Henan province |
| FJXS15 | JXA1 | NSP2~ORF4 | KX758250 | 2015 | Fujian province |
| NADC30 | NSP2, ORF4~7 | ||||
| HENAN-HEB | JXA1 | NSP2 | KJ143621.1 | 2013 | Henan province |
| HENAN-XINX | VR2332 | NSP2-5 | KF611905.1 | 2013 | Henan province |