Table 2.

Overview of the signalling component genes up-regulated by drought, heat and combined stress and belonging to cluster 1, 4, 8, 10, 17, 18, 23, 40 and 47

Signaling component class	Gene name	AGI code	Probe set ID	Cluster
Ca2+ binding protein	RD20	At2g33380	Ta.9830.2.S1_at	4
Phosphatidic acid	PLD	At3g15730	Ta.11144.1.A1_at	1
		At3g15730	Ta.3908.1.S1_at	1
	DAG kinase	At5g07920	Ta.3010.1.A1_at	4
		At2g20900	Ta.3876.1.A1_at	8
Phosphatidylinositol	PI3K	At1g60490	Ta.22091.1.A1_at	1
			Ta.28795.1.S1_at	1
	PI(3,4)K	At1g13640	TaAffx.110494.1.S1_x_at	1
	PI4p5K	At4g33240	Ta.5574.1.S1_a_at	23
			TaAffx.86994.1.S1_at	1
		At3g14270	Ta.5574.3.S1_at	1
	AtVPS15	At4g29380	Ta.8384.1.S1_at	8
Chromatin condensation	Histone 4	At5g59970	Ta.10329.23.S1_at	1
			Ta.10329.8.S1_x_at	1
	Histone 1.2	At2g30620	Ta.23485.1.S1_at	1
	Histone 2A	At4g27230	Ta.644.1.S1_at	1
		At1g54690	Ta.6538.2.S1_at	4
	Histone 2B	At2g37470	Ta.7378.28.S1_x_at	4
	Histone 3	At5g10400	Ta.27101.7_S1_at	40
		At5g10400	Ta.27101.7_S1__xat	40
	HDAC	At3g44680	TaAffx.93321.1.S1_at	1
		At5g61060	Ta.1597.1.S1_at	1
	HAT	At5g64610	Ta.5414.1.S1_at	1
			Ta.5414.2.S1_a_at	8
	RCC1	At3g02300	Ta.15822.1.S1_at	1
		At5g48330	TaAffx.53414.1.S1_at	8
	SMC2-like condensin	At5g62410	Ta.20443.1.A1_at	17
	AtMSI1	At5g58230	Ta.13849.1.S1_at	1
Stomatal closure	OST1	At4g33950	Ta.991.1.S1_a_at	1
			Ta.991.1.S1_at	1
			Ta.991.1.S1_x_at	1
			Ta.2551.1.S1_at	4
			Ta.6040.1.S1_a_at	18
Temperature signaling	CHY	At5g65940	Ta.6750.2.S1_a_at	1
			Ta.6750.3.S1_a_at	1
			Ta.6750.3.S1_x_at	1
			TaAffx.108337.1.S1_s_at	1
	BCKDH	At3g06850	Ta.12252.1.S1_s_at	4
			Ta.8293.1.A1_at	4
	HSF	At3g22830	Ta.28772.1.S1_at	1
		At2g26150	TaAffx.105519.1.S1_at	4
	HSPs	45 different probe sets ID