Table 2.

Distribution of Sites in Different Non-Coding Sequence Classes

Location	Number of Sites*	Coverage (bp)	Size of input region (bp)	Fraction of input region
2kb 5′ Intergenic	34,278	258,322	21,532,733	1.20%
5′UTR	2,596	15,411	461,624	3.34%
1st Intron	15,514	73,904	7,918,585	0.93%
Other Intron	27,787	122,333	23,691,626	0.52%
3′UTR	4,436	27,111	1,934,557	1.40%

^*Note: Some of these sites overlap different regulatory regions of multiple genes.