Table 2. Genes previously identified to interact with hdac4 that also interact genetically with HDAC4 in Drosophila.

Gene name	Annotation symbol	VDRC/BDSC no.	Method	Molecular function
Gcn5 (PCAF)	CG4107	VDRC 21786	RNAi	H4 histone acetyltransferase activity; chromatin binding; H3 histone acetyltransferase activity; histone acetyltransferase activity.
Cyclic-AMP response element binding protein B	CG6103	VDRC 101512 BDSC 29332	RNAi RNAi	DNA binding; sequence-specific DNA binding transcription factor activity; protein dimerization activity; sequence-specific DNA binding.
Myocyte enhancer factor 2	CG1429	VDRC 15550 In house	RNAi Dom neg	Metalloendopeptidase activity; DNA binding; RNA polymerase II distal enhancer or core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription; sequence-specific DNA binding transcription factor activity; protein dimerization activity; enhancer sequence-specific DNA binding.
14-3-3ζ (leo)	CG17870	VDRC 104496	RNAi	Protein binding; protein domain specific binding; protein kinase C inhibitor activity; protein homodimerization activity; protein heterodimerization activity; tryptophan hydroxylase activator activity.
Smrter	CG4013	VDRC 106701	RNAi	DNA binding; chromatin binding; transcription corepressor activity; protein binding.
Lesswright (Ubc9)	CG3018	VDRC 33685 BDSC 9318	RNAi Dom neg	SUMO transferase activity; SUMO ligase activity; transcription factor binding; heat shock protein binding; ubiquitin activating enzyme binding.
Nup358 (RanBP2)	CG11856	VDRC 38583	RNAi	Zinc ion binding; Ran GTPase binding.
Sin3A	CG8815	VDRC 105852	RNAi	Sequence-specific DNA binding transcription factor activity; transcription cofactor activity; protein heterodimerization activity; chromatin binding.

CG, computed gene name; VDRC/BDSC no., catalogue number from the Vienna Drosophila Resource Center or the Bloomington Drosophila Stock Center; dom neg, dominant negative.