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)
VCAN	1	0.760	-0.630
VCAN	1	0.760	-0.630
SDC2	1	-1.780	3.110
NAGLU	0	-0.400	0.020
SDC4	0	1.110	-0.650
B3GAT3	0	1.090	-0.530				1.147
GXYLT1	0	0.190	-0.450				1.012	-0.711
EXT2	0	-1.290	1.340
GLB1	0	-1.310	1.460				0.469	0.688
B3GALT6	0	-0.010	-0.080				0.364	-0.404
AGRN	0	-0.130	0.060				-0.939

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
EXT2	Ubiquitylation	K126		0.339	_VYIYALKK(gl)_
EXT2	Ubiquitylation	K181		0.503	_IK(gl)ETAQAMAQLSR_
EXT2	Ubiquitylation	K523		-0.044	_VPLK(gl)VVR_
EXT2	Ubiquitylation	K531		0.165	_TAENK(gl)LSNR_
GLB1	Ubiquitylation	K91		0.224	_DSFLK(gl)DGQPFR_
NAGLU	Ubiquitylation	K59		-0.842	_ALAAK(gl)PGLDTYSLGGGGAAR_
SDC2	Ubiquitylation	K193	-0.696	-0.929	_KPSSAAYQK(gl)APTK_
SDC2	Ubiquitylation	K197	-0.160	0.647	_APTK(gl)EFYA_
SDC4	Ubiquitylation	K190	-0.979		_K(gl)APTNEFYA_
VCAN	Ubiquitylation	K98		2.161	_IGQDYK(gl)GR_
VCAN	Ubiquitylation	K347		3.178	_FDAYCFK(gl)R_
VCAN	Phosphorylation	S2130	0.600	0.798	_QEIESETTS(ph)EEQIQEEK_