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)
PCNA	2	-0.730	0.380	0.679	1.154	0.572	0.718	0.782
MLH1	0	-0.460	0.110	-0.360	1.227	1.219

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
PCNA	Ubiquitylation	K13	0.209	2.207	_LVQGSILK(gl)K_
PCNA	Ubiquitylation	K14	0.233	2.833	_LVQGSILKK(gl)_
PCNA	Ubiquitylation	K80	0.570	1.579	_ILK(gl)CAGNEDIITLR_
PCNA	Ubiquitylation	K164	2.309	2.671	_DLSHIGDAVVISCAK(gl)DGVK_
PCNA	Ubiquitylation	K168	2.484	2.645	_DLSHIGDAVVISCAKDGVK(gl)_
PCNA	Ubiquitylation	K248	0.226	0.515	_IADMGHLK(gl)YYLAPK_