Diversification of the ant odorant receptor gene family and positive selection on candidate cuticular hydrocarbon receptors

Table 1 Site tests for positive selection on lineage-specific expansion Or clades

Clade	n^a	d ^b_S	2Δl^c			M1a vs M2a P value (with Bonferroni correction)
Clade	n^a	d ^b_S	M7 versus M8 (df = 2)	M8a versus M8 (df = 1)	M1a versus M2a (df = 2)	M1a vs M2a P value (with Bonferroni correction)
9-exon subfamily
9-exon Amor1	8	0.40	0.14	0.03	0	1.0
9-exon Amor2	8	0.54	7.74*	0.08	0	1.0
9-exon Amor3	13	0.10	7.21*	5.34*	0	1.0
9-exon Cbir1	13	0.13	20.72**	5.01*	4.27	1.0
9-exon Cbir2	19	0.12	75.00**	54.45**	62.29**	9.22E-13**
9-exon Cbir3	9	0.16	16.82**	7.85*	7.79*	0.6290
9-exon Cbir4	13	0.07	51.78**	47.63**	47.05**	1.88E-09**
9-exon Cbir5	16	0.07	98.64**	83.20**	84.04**	0**
9-exon Cbir6	25	0.07	105.71**	98.16**	106.90**	0**
9-exon Cfor1	6	0.19	29.77**	17.19**	14.61**	0.0021*
9-exon Cfor2	7	0.14	43.76**	38.44**	37.27**	2.50E-07**
9-exon Cfor3	7	0.20	8.19*	4.95*	0	1.0
9-exon Hsal1	7	0.27	2.67	0	0	1.0
9-exon Hsal2	7	0.14	15.09**	9.93*	12.33*	0.0652
9-exon Pbar1	9	0.10	8.62*	8.62*	0	1.0
Other subfamilies
H-Amor1	11	0.39	12.55*	2.32	0	1.0
J-Amor1	19	0.35	17.60**	0.42	0	1.0
L-Amor1	14	0.23	8.79*	7.82*	0	1.0
L-Amor2	7	0.23	3.04	2.08	0	1.0
L-Amor3	8	0.31	1.60	0.48	0	1.0
L-Amor4	20	0.20	3.33	0.41	0	1.0
U-Cbir1	7	0.11	2.10	0.00	0	1.0
U-Cbir2	6	0.11	6.66*	5.98*	5.19	1.0
P-Cflo1	31	0.11	30.31**	9.63*	0	1.0
V-Cflo1	11	0.11	1.02	0.78	0	1.0
V-Cflo2	7	0.12	14.23**	2.17	2.03	1.0
E-Hsal1	8	0.18	0.00	0.00	0	1.0
U-Hsal1	33	0.11	8.72*	0.13	0	1.0
V-Hsal1	10	0.06	1.09	0.70	0	1.0
P-Lhum1	7	0.20	6.69*	2.94	0	1.0
F-Pbar1	6	0.12	1.55	1.30	0.46	1.0

ISSN: 1756-0500