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)
RPS19	2	-0.740	0.700	0.293	-0.521	0.362	-0.002	0.056
ACTA1	0	-0.170	0.010		-0.189	0.025	-0.002	-0.165
ACTA1	0	-0.170	0.010	0.157

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
RPS19	Ubiquitylation	K19	0.002	1.071	_PGVTVK(gl)DVNQQEFVR_
RPS19	Ubiquitylation	K36	0.743	1.223	_ALAAFLKK(gl)_
RPS19	Ubiquitylation	K89		1.992	_GGAGVGSMTK(gl)IYGGR_
RPS19	Ubiquitylation	K155	4.833	2.193	_IAGQVAAANK(gl)KH_
RPS19	Ubiquitylation	K156	4.100		_IAGQVAAANK(gl)KH_