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)
PIK3R2	1	2.740	-1.180				0.269	0.348
PIK3C2A	0	0.620	-0.690				-0.145	0.459
PIK3CB	0	-1.390	2.350
PIK3CB	0	-0.710	1.450
PIK3C3	0	-0.260	0.520
PIK3R3	0	-0.140	-0.480
PIK3R3	0	-0.140	-0.480				-0.441	0.147
PIK3CA	0
PIK3C2B	0	1.410	-1.100
PIK3R1	0	1.910	-1.220				-0.441	0.147
MTOR	0	-0.680	0.150	0.757			0.074	0.101

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
MTOR	Ubiquitylation	K309	-0.762	0.065	_DLMGFGTK(gl)PR_
MTOR	Ubiquitylation	K1257	-1.167	-0.901	_SGQGDALASGPVETGPMKK(gl)_
MTOR	Ubiquitylation	K1395		-1.255	_AYAK(gl)ALHYK_
MTOR	Ubiquitylation	K2066		-1.004	_GPQTLK(gl)ETSFNQAYGR_
MTOR	Ubiquitylation	K2166		-1.304	_IQSIAPSLQVITSK(gl)QRPR_
MTOR	Phosphorylation	T2471		0.329	_KT(ph)GTTVPESIHSFIGDGLVKPEALNK_
PIK3C2A	Ubiquitylation	K11	-1.238	-0.061	_(ac)AQISSNSGFK(gl)ECPSSHPEPTR_
PIK3C2A	Ubiquitylation	K112		-0.649	_LLLDDSFETK(gl)K_
PIK3C2A	Ubiquitylation	K113		-0.649	_LLLDDSFETK(gl)K_
PIK3C2A	Phosphorylation	S259	1.013	0.488	_VSNLQVS(ph)PK_
PIK3C2A	Phosphorylation	S338	0.437	0.685	_SQS(ph)LNIR_
PIK3C2A	Ubiquitylation	K674		-0.351	_SPTDCAQSSK(gl)SVK_
PIK3C2A	Phosphorylation	S1553	0.393	0.261	_SADAGSFS(ph)PTPGQIGGAVK_
PIK3C2B	Ubiquitylation	K90	0.041	0.583	_TDLK(gl)LLR_
PIK3C2B	Ubiquitylation	K252		-0.155	_LNLK(gl)STYDAEMLR_
PIK3C2B	Ubiquitylation	K476		0.231	_LQLMEQK(gl)VVR_
PIK3C3	Ubiquitylation	K29		0.271	_IGSLEGK(gl)R_
PIK3C3	Ubiquitylation	K158	-1.333		_VWPNVEADGSEPTK(gl)TPGR_
PIK3C3	Ubiquitylation	K209	-1.012		_EIEMINESEK(gl)R_
PIK3C3	Ubiquitylation	K287		-1.261	_SGPSDHDLK(gl)PNAATR_
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_
PIK3CB	Ubiquitylation	K1044		0.990	_SEEEALKQFKQK(gl)_
PIK3R2	Phosphorylation	S262		-2.237	_APPPPS(ph)SPPPGGAPDGSEPSPDFPALLVEK_
PIK3R2	Phosphorylation	S263		-2.237	_APPPPS(ph)SPPPGGAPDGSEPSPDFPALLVEK_
PIK3R2	Ubiquitylation	K500	-0.189		_IFEEQGQTQEK(gl)CSK_
PIK3R2	Ubiquitylation	K541	-0.609		_TK(gl)LEQQLR_
PIK3R2	Ubiquitylation	K564	-0.431	-1.022	_MNSLK(gl)PDLMQLR_
PIK3R3	Ubiquitylation	K226		-0.376	_YQQDQLVKEDNIDAVGKK(gl)_
PIK3R3	Ubiquitylation	K320		0.385	_LGEIHDSK(gl)MR_