Systematic analysis of alternative first exons in plant genomes

BMC Plant Biology

Table 3 5' splice site analysis of AFEs

	Constitutive (± SD) *	AFE Type I			AFE Type II
		Total	Major**	Minor**	Total	Major**	Minor**
Rice	9.310 ± 3.72	7.87 ± 4.11	7.75 ± 4.23	7.75 ± 3.91	8.61 ± 4.01	7.75 ± 4.03	8.98 ± 3.20
Comparison with constitutive sites ***		1.3063e-011	5.7841e-007	1.3907e-006	3.1057e-010	1.0233e-029	0.9846
Arabidopsis	8.00 ± 2.89	7.39 ± 3.23	8.20 ± 3.03	5.89 ± 3.07	8.44 ± 2.93	8.42 ± 2.84	8.40 ± 3.02
Comparison with constitutive sites ***		0.0013	0.4077	3.2361e-012	9.4224e-005	0.0062	0.0151

* The 5' splice site scores were predicted by GeneSplicer. Higher score indicates stronger splicing signal.
** Major and minor types of alternative first exons within each gene cluster were determined as described in the Methods section.
*** P-values were determined using t-tests.

ISSN: 1471-2229