Table 1. Distribution of sRNAs in PRV-infected and uninfected samples.

Category	PRV-infected				Uninfected
	Unique	(%)	Total	(%)	Unique	(%)	Total	(%)
Total	1,035,394	100	112,037,904	100	971,825	100	109,595,539	100
Exon antisense	683	0.07	1,117	0	789	0.08	1,209	0
Exon sense	8,734	0.84	16,589	0.01	13,138	1.35	22,309	0.02
Intron antisense	23,353	2.26	210,710	0.19	30,741	3.16	193,569	0.18
intron sense	174,548	16.86	1,334,446	1.19	220,826	22.72	1,197,915	1.09
miRNA	4,581	0.44	87,409,488	78.02	4,489	0.46	88,667,800	80.9
rRNA	36,478	3.52	1,196,939	1.07	32,388	3.33	963,096	0.88
repeat	37,020	3.58	432,889	0.39	43,406	4.47	642,224	0.59
scRNA	502	0.05	1,059,031	0.95	486	0.05	489,317	0.45
snRNA	6,010	0.58	186,756	0.17	5,809	0.6	126,485	0.12
snoRNA	4,323	0.42	96,049	0.09	3,770	0.39	57,162	0.05
srpRNA	252	0.02	1,171	0	254	0.03	1,119	0
tRNA	61,638	5.95	783,085	0.7	64,533	6.64	717,737	0.65
Unannotated RNA	677,272	65.41	19,309,634	17.23	551,196	56.72	16,515,597	15.07