Table 2.

Mutant analysis of 12 Arabidopsis HAT family members with 20 lines.

Sub family	Gene	Mutant	Mutant type / T-DNA insertion site	Gene expression test	Root epidermal phenotype
GNAT	HAG1; GCN5	SALK_106557	T-DNA / exon	Not expressed	✓
		CS24025	RNAi	Down regulated	✓
	HAG2	SALK_051832	T-DNA / intron	Not expressed	×
	HAG3; HAC8	SALK_104121	T-DNA / 3′-UTR	Normally expressed	–
		CS3981	RNAi	Downregulated	×
		CS3983	RNAi	Down regulated	×
MYST	HAG4; HAC6	SALK_027726C	T-DNA / exon	Not expressed	×
	HAG5	SALK_106046C	T-DNA / intron	Not expressed	×
CBP	HAC1	SALK_122894	T-DNA / exon	Not expressed	×
		SALK_082118	T-DNA / exon	Not expressed	×
	HAC2	SALK_049434	T-DNA / 5′-UTR	Downregulated	×
	HAC4	SALK_006923	T-DNA / exon	Not expressed	×
	HAC5	SALK_152684	T-DNA / exon	Not expressed	×
		SALK_054116	T-DNA / exon	Not expressed	×
		SALK_075639C	T-DNA / exon	Not expressed	×
	HAC12	SALK_052490	T-DNA / intron	Not expressed	×
		SALK_071102	T-DNA / 3′-UTR	Not expressed	×
TAFII250	HAF1	SALK_110848C	T-DNA / exon	Not expressed	×
	HAF2	SALK_088103C	T-DNA / intron	Not expressed	✓
		SALK_038282C	T-DNA / intron	Not expressed	✓

Bold font indicates genes with mutants showing disturbed root epidermal patterning. x indicates mutant showing normally root epidermal patterning as wild type; ✓ indicates mutant showing disturbed root epidermal patterning phenotype; – indicates phenotype not yet observed.