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)
RAF1	1	2.020	-1.230
MAP2K1	1	-1.590	2.780
MAPK3	0
SOS1	0	0.500	-0.620	-0.570
STAT5B	0	0.670	-0.960
HRAS	0	1.470	-0.520
GRB2	0	-0.240	0.300		-1.021	0.057	0.906

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_
HRAS	Ubiquitylation	K170	-1.005		_K(gl)LNPPDESGPGCMSCK_
MAP2K1	Ubiquitylation	K192	-0.205	-0.241	_DVK(gl)PSNILVNSR_
MAP2K1	Phosphorylation	S385		0.066	_RSDAEEVDFAGWLCSTIGLNQPS(ph)TPTHAAGV_
MAP2K1	Phosphorylation	T386		0.377	_RSDAEEVDFAGWLCSTIGLNQPST(ph)PTHAAGV_
MAPK3	Phosphorylation	Y204	-0.807	-2.487	_IADPEHDHTGFLTEY(ph)VATR_
MAPK3	Ubiquitylation	K289		-0.608	_NYLQSLPSKTK(gl)_
RAF1	Phosphorylation	S29	0.028	-0.571	_DAVFDGSSCIS(ph)PTIVQQFGYQR_
RAF1	Phosphorylation	T31	0.028	-0.669	_DAVFDGSSCIS(ph)PTIVQQFGYQR_
RAF1	Phosphorylation	S244		0.053	_YSTPHAFTFNTSS(ph)PSSEGSLSQR_
RAF1	Phosphorylation	S259	-0.069	0.054	_STS(ph)TPNVHM(ox)VSTTLPVDSR_
RAF1	Phosphorylation	S301		-0.651	_SHSESASPSALSSSPNNLS(ph)PTGWSQPK_
RAF1	Phosphorylation	T303		-0.664	_SHSESASPSALSSSPNNLSPT(ph)GWSQPK_
RAF1	Phosphorylation	S497		-0.449	_SRWS(ph)GSQQVEQPTGSVLWMAPEVIR_
RAF1	Phosphorylation	S621	0.212	0.271	_SAS(ph)EPSLHR_
RAF1	Phosphorylation	S642	-0.197	0.463	_AAHTEDINACTLTTS(ph)PR_
SOS1	Phosphorylation	S1082	0.278		_IPESETESTASAPNS(ph)PR_
SOS1	Phosphorylation	S1166	0.097	-0.094	_RPESAPAES(ph)SPSK_
STAT5B	Phosphorylation	S194		0.270	_IQAQFGPLAQLS(ph)PQER_