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)
ATRIP	2	-1.370	1.920	-0.656			0.735	0.448
REXO1	1	0.720	-0.790	-1.646			-0.969	0.791
AEN	1	2.220	-1.070
ERI1	0	-0.350	0.290
ERI3	0	-0.330	0.790
PAN2	0	-0.210	0.670

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
AEN	Ubiquitylation	K109		-1.520	_ASGPLPSK(gl)CVAIDCEMVGTGPR_
ATRIP	Phosphorylation	S224	-0.208	-0.178	_LAAPSVSHVS(ph)PR_
ATRIP	Phosphorylation	S239		0.401	_KNPSVVIKPEACS(ph)PQFGK_
ATRIP	Phosphorylation	S518	1.549	1.561	_SLVHRLS(ph)DGDM(ox)TSALR_
ERI1	Ubiquitylation	K92		0.194	_LSEFK(gl)LETR_
ERI3	Ubiquitylation	K276		-0.200	_QWINLK(gl)K_
ERI3	Ubiquitylation	K331		-0.515	_GFIFK(gl)QTSKPF_
PAN2	Phosphorylation	S671	0.047	0.183	_CGS(ph)ETVRAS(ph)STLLFT(ph)LS(ph)YPDGS(ph)K_
PAN2	Phosphorylation	S677	0.047	0.183	_CGS(ph)ETVRAS(ph)STLLFT(ph)LS(ph)YPDGS(ph)K_
PAN2	Phosphorylation	T683	0.047	0.183	_CGS(ph)ETVRAS(ph)STLLFT(ph)LS(ph)YPDGS(ph)K_
PAN2	Phosphorylation	S685	0.047	0.183	_CGS(ph)ETVRAS(ph)STLLFT(ph)LS(ph)YPDGS(ph)K_
PAN2	Phosphorylation	S690	0.047	0.183	_CGS(ph)ETVRAS(ph)STLLFT(ph)LS(ph)YPDGS(ph)K_
PAN2	Ubiquitylation	K706		0.506	_NYDFAQVLK(gl)R_
PAN2	Phosphorylation	S791	0.606	0.694	_ELGS(ph)PEGVLVCPSIEELK_
PAN2	Ubiquitylation	K997		-2.499	_SDGTK(gl)STIKPSQMSVAR_
REXO1	Phosphorylation	S499	1.567	0.361	_S(ph)LDEGASQDAPK_