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)
NFKB1	0	0.720	-0.810
STAT1	0	-0.550	0.170
PIK3CA	0
PIK3R1	0	1.910	-1.220				-0.441	0.147
STAT3	0	0.200	-1.270					0.334
RELA	0	-1.130	1.600	0.793

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
NFKB1	Phosphorylation	S907	-0.025	0.113	_TTSQAHSLPLS(ph)PASTR_
PIK3CA	Ubiquitylation	K864	0.390	0.588	_NSHTIM(ox)QIQCK(gl)GGLK_
PIK3CA	Ubiquitylation	K868	0.204	0.651	_NSHTIM(ox)QIQCKGGLK(gl)_
PIK3CA	Ubiquitylation	K974	-0.273		_GAQECTK(gl)TREFER_
STAT1	Phosphorylation	S727	1.377	0.974	_LQTTDNLLPMS(ph)PEEFDEVSR_
STAT3	Ubiquitylation	K177	0.957		_VVENLQDDFDFNYK(gl)TLK_
STAT3	Ubiquitylation	K180	1.179		_TLK(gl)SQGDMQDLNGNNQSVTR_
STAT3	Ubiquitylation	K244	0.262		_TLTDEELADWK(gl)R_
STAT3	Phosphorylation	T714		-0.338	_FICVT(ph)PTTCSNTIDLPMS(ph)PR_
STAT3	Phosphorylation	S727	-0.079	0.156	_FICVTPTTCSNTIDLPMS(ph)PR_