Table 2.

Numbers of annotated unique sequences and 454 reads involved in saikosaponin skeleton biosynthesis

Enzyme code	Abbreviation	Enzyme name	Number of unique sequences	Number of 454 reads
2.3.1.9	ACAT	Acetyl-CoA acetyltransferase	4	10
2.3.3.10	HMGS	HMG-CoA synthase	2	6
1.1.1.34	HMGR	HMG-CoA reductase	1	2
2.7.1.36	MK	Mevalonate kinase	1	2
2.7.4.2	PMK	Phosphomevalonate kinase	1	1
4.1.1.33	MDD	Mevalonate-5-diphosphate decarboxylase	0	0
5.3.3.2	IPPI	Isopentenyl-PP isomerase	1	1
2.5.1.10	FPS	Farnesyl diphosphate synthase	2	27
2.5.1.21	SQS	Squalene synthase	6	30
1.14.99.7	SE	Squalene epoxidase	1	1
5.4.99.39	β-AS	β-Amyrin synthase	3	6