Insight into the sialome of the castor bean tick, Ixodes ricinus

BMC Genomics

Table 3 Distribution of the most abundant secreted genes (≥ 5 EST) among the four libraries

			IRUF			IR24H			IR4D			IR7D
				p	p	p	p
Name of group	Contigs	EST	obs	exp	IRUF/IR24H	obs	exp	IR24H/IR4D	obs	exp	IR4D/IR7D	obs	exp	ALL
CLSP	71	209	2	53.67	0.000	104	54.67	0.000	62	52.67	0.102	41	48.00	0.000
BTSP	46	95	6	24.39	0.000	48	24.85	0.000	17	23.94	0.135	24	21.82	0.000
Kunitz domain	30	61	0	15.66	0.000	33	15.96	0.000	19	15.37	0.104	9	14.01	0.000
18.7 kDa	11	20	2	5.14	0.001	12	5.23	0.003	6	5.04	0.029	0	4.59	0.001
Metalloproteases	13	18	3	4.62	0.276	3	4.71	0.409	4	4.54	0.055	8	4.13	0.185
WC proteins	15	18	0	4.62	0.031	5	4.71	0.244	7	4.54	0.140	6	4.13	0.075
Ixodegrins	8	15	0	3.85	0.000	10	3.92	0.002	4	3.78	0.186	1	3.44	0.002
19 kDa	4	14	0	3.59	0.000	13	3.66	0.000	1	3.53	0.025	0	3.22	0.000
HBP	10	10	0	2.57	0.059	1	2.62	0.172	4	2.52	0.044	5	2.30	0.054
ISAC-like	7	7	0	1.80	0.178	2	1.83	0.348	3	1.76	0.327	2	1.61	0.431
Prokineticin domain	7	7	0	1.80	0.111	3	1.83	0.378	2	1.76	0.721	2	1.61	0.455
Salp15-like	7	7	0	1.80	0.037	4	1.83	0.089	1	1.76	0.514	2	1.61	0.194
6.78 kDa	4	6	0	1.54	0.198	2	1.57	0.208	3	1.51	0.210	1	1.38	0.360
4.9 kDa	1	5	0	1.28	0.107	0	1.31	0.109	0	1.26	0.000	5	1.15	0.001

P values shows significance of expression difference between two libraries; P – ALL shows which contig has random and non-random distribution. Significant values are (P ≤ 0.05) are marked in bold. Obs – observed, Exp – expected.

ISSN: 1471-2164