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)
PIK3CA	0
PIK3R1	0	1.910	-1.220				-0.441	0.147
GRB2	0	-0.240	0.300		-1.021	0.057	0.906
PTPN11	0	-0.210	-0.400	0.644			1.053	0.451
LCK	0	-0.490	1.390				0.295	0.576

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
GRB2	Ubiquitylation	K10	0.146		_YDFK(gl)ATADDELSFK_
GRB2	Ubiquitylation	K20	-0.078		_ATADDELSFK(gl)R_
GRB2	Ubiquitylation	K69	-0.362	0.641	_AK(gl)AEEMLSK_
GRB2	Ubiquitylation	K76	0.754		_AEEMLSK(gl)QR_
GRB2	Ubiquitylation	K109	0.381	-0.002	_FGNDVQHFK(gl)VLR_
LCK	Phosphorylation	T37		-0.435	_YRPENTPEPVSTSVSHYGAEPT(ph)TVSPCPSSSAK_
LCK	Ubiquitylation	K191	-0.112	0.264	_ESETTK(gl)GAYSLSIR_
LCK	Ubiquitylation	K235	0.323		_AQFDTLQK(gl)LVK_
LCK	Ubiquitylation	K259		-1.613	_LTTVCPTVK(gl)PQTQGLAK_
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_
PTPN11	Ubiquitylation	K124	0.562		_EAEK(gl)LLTEK_