Table 4.

The distribution of KEGG pathway.

KEGG categories represented	No. of unigenes	Percent of unigenes (%)	Percent of categories (%)
Metabolism (3,405, 38.5%)
Amino acid metabolism	541	6.1%	15.9%
Biosynthesis of other secondary metabolites	143	1.6%	4.2%
Carbohydrate metabolism	726	8.2%	21.3%
Energy metabolism	749	8.5%	22%
Enzyme families	258	2.9%	7.6%
Glycan biosynthesis and metabolism	111	1.3%	3.3%
Lipid metabolism	256	2.9%	7.5%
Metabolism of other amino acids	152	1.7%	4.5%
Metabolism of terpenoids and polyketides	95	1.1%	2.8%
Nucleotide metabolism	103	1.2%	3%
Other metabolism	120	1.4%	3.5%
Xenobiotics biodegradation and metabolism	151	1.7%	4.4%
Genetic information processing (GIP, 2,224, 25.2%)
Folding, sorting, and degradation	698	7.9%	31.4%
Replication and repair	221	2.5%	9.9%
Transcription	337	3.8%	15.2%
Translation	968	11%	43.5%
Environmental information processing (EIP, 482, 5.5%)
Membrane transport	36	0.4%	7.5%
Signal transduction	317	3.6%	65.8%
Signaling molecules and interaction	129	1.5%	26.7%
Cellular processes (CP, 565, 6.4%)
Cell communication	83	0.9%	14.7%
Cell growth and death	139	1.6%	24.6%
Cell motility	66	0.7%	11.7%
Transport and catabolism	277	3.1%	49%
Organismal systems (OS, 729, 8.3%)
Circulatory system	48	0.5%	6.6%
Development	32	0.4%	4.4%
Digestive system	41	0.5%	5.6%
Endocrine system	154	1.7%	21.1%
Environmental adaptation	117	1.3%	16%
Excretory system	67	0.8%	9.2%
Immune system	169	1.9%	23.2%
Nervous system	83	0.9%	11.4%
Sensory system	18	0.2%	2.5%
Human diseases (HD, 1,058, 12%)
Cancers	177	2%	16.7%
Cardiovascular diseases	17	0.2%	1.6%
Immune system diseases	83	0.9%	7.8%
Infectious diseases	320	3.6%	30.3%
Metabolic diseases	21	0.2%	2%
Neurodegenerative diseases	440	5%	41.6%