A New Porcine Reproductive and Respiratory Syndrome Virus with N-Linked Glycosylation Site Deletion in GP5 44th Amino Acid from JXA1, NADC30-Like, and JM Triparental Recombination

Table 4

Comparation of potential N-glycosylation sites (NGSs) on positions 30–51 of GP5 protein.

Isolates	Lineage	N-Glycosylation sites						NGSs number
		N30	N33	N34	N35	N44	N51
PRRSV-HQ-2020	8		+	+			+	3
JXA1	8	+		+	+	+	+	5
TJ	8	+		+	+	+	+	5
QYYZ	3			+		+	+	3
QY2010	3			+		+	+	3
	3							0
VR2332	5	+	+			+	+	4
BJ-4	5	+	+			+	+	4
NADC30	1			+		+	+	3
JL580	1			+		+	+	3

The NGSs of JM are at positions N52, N69, N130, N144, and N168 and none of which are at positions 30–51.