Table 1. Family-based numbers of the cytochrome P450 genes and corresponding transposable elements (TEs) identified from the P. xylostella genome.

P450 clan	Family	Subfamily	No. of genes	Total No. of TEs	Average No. of TEs per gene
CYP4	CYP340	AF, S, T, U, V, W, X, Y, Z	16	1282	80.1
	CYP4	AU, DK, G, M, S	8	350	43.8
	CYP367	A, B	8	401	50.1
	CYP366	C	2	97	48.5
	CYP341	A, G	2	79	39.5
CYP3	CYP6	AB, AE, AN, BD, BF, BG, CN, CT, CV, FM	14	655	46.8
	CYP9	G	5	271	54.2
	CYP365	A	3	128	42.7
	CYP354	A	1	28	28.0
	CYP321	E	1	43	43.0
	CYP429	A	1	30	30.0
	CYP338	C	1	39	39.0
CYP2	CYP304	F	4	244	61.0
	CYP18	A, B	2	28	14.0
	CYP15	C	1	25	25.0
	CYP303	A	1	59	59.0
	CYP307	A	1	58	58.0
	CYP305	B	1	49	49.0
Mitochondrial	CYP333	A, B	3	59	19.7
	CYP301	A, B	2	124	62.0
	CYP428	A	2	128	64.0
	CYP302	A	2	74	37.0
	CYP314	A	1	52	52.0
	CYP49	A	1	25	25.0
	CYP339	A	1	36	36.0
	CYP315	A	1	38	38.0
Total	26	52	85	4402	52.0