Table 4 Recombination analysis of nine PRRSV strains Simplot v3.5.1 software was used to analyze recombination.

From: Emergence of Different Recombinant Porcine Reproductive and Respiratory Syndrome Viruses, China

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