Transcriptome Comparison Reveals Distinct Selection Patterns in Domesticated and Wild Agave Species, the Important CAM Plants

Table 2

Characterization of significant selection unigenes.

Classification	Significant selection unigenes
	Total	In A. sisalana	In A. tequilana	In both
Cell growth/division	78	30	37	11
Cell structure	37	12	22	3
Disease/defense	62	25	22	15
Energy	26	5	18	3
Intracellular traffic	6	2	3	1
Primary metabolism	94	27	55	12
Protein destination and storage	102	27	56	19
Protein synthesis	28	7	16	5
Secondary metabolism	56	16	33	7
Signal transduction	127	40	64	23
Transcription	82	26	40	16
Transcription factor	77	28	37	12
Transporter	56	17	31	8
Transposon	9	3	4	2
Unclassified	277	72	161	44
Total	1117	337	599	181