Table 3.

Percentage of indels in the alignment (± SD) in the three groups of proteins.

	TOTAL	UNIQUE	REPETITIVE	T-test§
Hox	25.77 ± 4.31	16.21 ± 8.40	44.82 ± 2.38
Hox-derived	37.53 ± 9.63	34.88 ± 12.40	75.64 ± 34.45	**
Non-Hox	8.73 ± 10.24	8.46 ± 10.28	23.79 ± 25.66
ANOVA	***	**	n.s.

n.s. (P > 0.05), * (P < 0.05), ** (P < 0.01), *** (P < 0.001).

^§ T-test for paired samples (unique vs. repetitive) on proteins having both types of regions [ABD-A, LAB, PB, BCD, ZEN, Ccp84Ac, CG13617, CG14290 and LAP (product of CG2520)].