Patterns of Variant Polyadenylation Signal Usage in Human Genes

Table 4.

Average Number of Poly(A) Sites with Each Type of Polyadenylation Signal, per mRNA Molecule

Number of poly(A) sites per mRNA	1	2	3	4+
		0.66	1.00	1.30	1.59
		0.14	0.31	0.58	0.69
		0.02	0.08	0.13	0.15
		0.02	0.08	0.16	0.20
		0.01	0.02	0.05	0.07
		0.01	0.03	0.04	0.10
		0.01	0.05	0.05	0.20
		0.01	0.03	0.04	0.05
		0.00	0.02	0.04	0.10
		0.01	0.01	0.02	0.08
		0.01	0.03	0.01	0.07
		0.01	0.02	0.04	0.07
		0.08	0.31	0.52	1.16
		4.7	3.2	2.2	2.3