Table 1.

The 23 datasets from mouse piRBase included for generation of the piRNA-IPdb

piRBase ID	Sequences	Total reads	Purification method	Tissue	PubMed ID	Accession	Series
5	3,482	No data	MILI IP	Testis	16,751,777	N/A	N/A
11	568,759	9,881,322	Miwi IP	Testes, C57BL/6 Adult Miwi +/+	22,121,019	GSM822760	GSE32184
12	720,903	8,723,133	Miwi IP	Testes, C57BL/6 P14 Miwi +/+	22,121,019	GSM822758	GSE32184
13	575,786	8,660,950	Miwi IP	Testes, C57BL/6 P20 Miwi +/+	22,121,019	GSM822759	GSE32184
31	1,068,849	7,028,316	Miwi CLIP	C57BL/6 adult testis	22,842,725	GSM684624	GSE27622
32	464,287	2,599,913	Miwi CLIP	C57BL/6 adult testis	22,842,725	GSM684625	GSE27622
33	118,015	625,561	Miwi CLIP	C57BL/6 adult testis	22,842,725	GSM684626	GSE27622
34	129,214	841,641	Miwi CLIP	C57BL/6 adult testis	22,842,725	GSM684627	GSE27622
35	249,590	4,978,836	Mili CLIP	C57BL/6 adult testis	22,842,725	GSM684620	GSE27622
36	187,442	5,177,881	Mili CLIP	C57BL/6 adult testis	22,842,725	GSM684621	GSE27622
37	167,997	3,670,855	Mili CLIP	C57BL/6 adult testis	22,842,725	GSM684622	GSE27622
38	194,293	3,487,124	Mili CLIP	C57BL/6 adult testis	22,842,725	GSM684623	GSE27622
60	334,652	471,657	Mili IP	16.5 dpc testis	18,922,463	GSM319956	GSE12757
61	1,086,617	1,940,312	Miwi2 IP	16.5 dpc testis	18,922,463	GSM319957	GSE12757
72	136,417	180,769	Mili IP	10 dpp testis	17,446,352	GSM179088	GSE7414
81	2,880,834	5,974,682	Mili IP	wild_type_1 E16.5 fetal testis	22,020,280	N/A	E-MTAB-730
82	3,229,065	7,409,965	Mili IP	wild_type_2 E16.5 fetal testis	22,020,280	N/A	E-MTAB-730
87	1,883,101	5,442,465	Miwi2 IP	wild_type_1 E16.5 fetal testis	22,020,280	N/A	E-MTAB-730
88	1,795,983	4,526,095	Miwi2 IP	wild_type_2 E16.5 fetal testis	22,020,280	N/A	E-MTAB-730
132	1,815,424	6,909,670	Miwi IP	adult testis	20,022,248	GSM475279	GSE19172
133	2,625,847	9,616,083	Mili IP	adult testis	20,022,248	GSM475280	GSE19172
134	879	No data	Miwi CLIP	elongating spermatids	24,787,618	N/A	N/A
217	3,517,319	17,503,453	MIWI CLIP	round spermatids	25,582,079	GSM1653802	GSE67683