Inferring transcriptional gene regulation network of starch metabolism in Arabidopsis thaliana leaves using graphical Gaussian model

Table 1 Twenty-one differentially expressed starch genes (Q < 0.01) under the diurnal condition

AGI	Name	Description	Cluster	Group
At1g32900	GBSS	Granule-bound starch synthase	19	A
At1g76130	a-AMY2	α-amylase, putative	8	A
At3g01180	SS2	Starch synthase 2	8	A
At5g18670	b-AMY9	β-amylase, putative (BMY3)	19	A
At1g03310	ISA2/DBE1	Isoamylase, putative	2	B
At1g10760	GWD1	Glucan water dikinase	10	B
At1g69830	a-AMY3	α-amylase, putative	6	B
At2g36390	SBE2-1/BE3	1,4-α-glucan branching enzyme	22	B
At2g40840	DPE2	Glycoside hydrolase family 77 protein	23	B
At3g29320	StP, Plast	Glucan phosphorylase, putative	6	B
At3g46970	Stp, Cyt	Starch phosphorylase, putative	6	B
At4g09020	ISO3	Isoamylase, putative	6	B
At4g18240	SS4	Starch synthase 4	22	B
At5g11720	AGLU like-4	α-glucosidase1(AGLU1)	20	B
At5g24300	SS1	Starch synthase 1	2	B
At5g26570	GWD/ PWD	Glycoside hydrolase starch-binding domain-containing protein	10	B
At5g51820	PGM	Phosphoglucomutase	22	B
At5g64860	DPE1	disproportionating enzyme, putative	10	B
At2g32290	b-AMY6	β-amylase, putative	13	C
At2g39930	ISA1	Isoamylase, putative	16	C
At4g17090	b-AMY3	β-amylase (CT-BMY)	24	C

Cluster indicates the cluster number analyzed by k-means clustering (k = 30). All clusters were subjectively divided into 4 groups—A, B, C, and D—according to the expression pattern in each cluster (Figure 1).

ISSN: 1752-0509