RNAi screen result	RNAPII IP (MG132)	CSB IP	CSB IP (MG132)	Chrom.	Chrom. (MG132)	Ubi /Phospo	Ubi /Phospho (MG132)
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Gene name	MGoogle Score	RNAi high	RNAi low	RNAPII-IP (MG132)	CSB-IP	CSB-IP (MG132)	Chrom.	Chrom. (MG132)
MEF2A	0	0.820	-0.530
MEF2A	0	0.820	-0.530
MEF2C	0	-0.980	1.550
MEF2C	0	-0.980	1.550
HOXA5	0	0.030	-0.190					-0.887
MSX1	0	0.420	-0.450
HAND2	0	0.000	0.600

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
HAND2	Ubiquitylation	K183	0.800	1.236	_K(gl)ELNEILK_
MEF2A	Ubiquitylation	K23		-0.140	_QVTFTK(gl)R_
MEF2A	Phosphorylation	S235	0.664	-0.092	_AS(ph)PNLIGATGANSLGK_
MEF2A	Phosphorylation	T253		-1.271	_VMPT(ph)KSPPPPGGGNLGMNSR_
MEF2A	Phosphorylation	S255		-1.235	_VMPTKS(ph)PPPPGGGNLGMNSR_
MEF2A	Phosphorylation	S408	-0.173	-0.049	_SEPIS(ph)PPRDR_
MEF2A	Phosphorylation	S494	-0.858	-1.232	_GDFHSPIVLGRPPNTEDRES(ph)PSVK_
MEF2C	Ubiquitylation	K23		-0.140	_QVTFTK(gl)R_
MEF2C	Phosphorylation	S240	0.008	0.302	_NS(ph)PGLLVSPGNLNK_
MEF2C	Phosphorylation	S406	0.272	0.338	_SEPVS(ph)PPRDR_
MSX1	Phosphorylation	S154		0.148	_RLS(ph)PPACTLR_