RNAi screen result	RNAPII IP (MG132)	CSB IP	CSB IP (MG132)	Chrom.	Chrom. (MG132)	Ubi /Phospo	Ubi /Phospho (MG132)
W

Gene name	MGoogle Score	RNAi high	RNAi low	RNAPII-IP (MG132)	CSB-IP	CSB-IP (MG132)	Chrom.	Chrom. (MG132)
SMAD4	0	0.420	-0.390		0.020	0.556		-0.485
SMAD3	0	-1.560	1.800
SMAD3	0	0.270	-0.340
SP1	0			0.404			0.333	0.650

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
SMAD3	Ubiquitylation	K13	-0.704		_(ac)SSILPFTPPIVK(gl)R_
SP1	Phosphorylation	S2	0.834	1.114	_(ac)S(ph)DQDHSMDEMTAVVK_
SP1	Phosphorylation	S7	0.586	0.217	_(ac)SDQDHS(ph)MDEMTAVVK_
SP1	Phosphorylation	S56	-0.154		_SSSTGSSSSTGGGGQES(ph)QPSPLALLAATCSR_
SP1	Phosphorylation	S59	-0.217	-0.135	_SSSTGSSSSTGGGGQESQPS(ph)PLALLAATCSR_