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)
CBX5	0	0.350	-0.490	0.332	-0.485	0.744	0.961	0.512
MBD1	0	0.490	-0.120				-0.298

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
CBX5	Phosphorylation	S14	-0.620	0.260	_RTADSSSS(ph)EDEEEYVVEK_
CBX5	Ubiquitylation	K32	1.081		_VVK(gl)GQVEYLLK_
CBX5	Ubiquitylation	K68	1.329		_NLDCPELISEFMK(gl)K_
CBX5	Ubiquitylation	K69	0.893		_NLDCPELISEFMKK(gl)_
CBX5	Ubiquitylation	K91	1.360		_K(gl)SNFSNSADDIK_
CBX5	Phosphorylation	S92	0.064	-0.325	_RKS(ph)NFSNSADDIK_
CBX5	Ubiquitylation	K102	1.233	1.344	_KSNFSNSADDIK(gl)SK_
CBX5	Ubiquitylation	K154	0.568	0.740	_WKDTDEADLVLAK(gl)EANVK_
MBD1	Ubiquitylation	K110	0.094		_AHPVAVASK(gl)K_
MBD1	Ubiquitylation	K111	0.094		_AHPVAVASK(gl)K_
MBD1	Phosphorylation	S362	-0.412	-0.135	_ALAPS(ph)PPAEFIYYCVDEDELQPYTNRR_
MBD1	Ubiquitylation	K434	0.418		_QCLQFAMK(gl)R_
MBD1	Phosphorylation	T621		-0.248	_LAPEEEAGGAGT(ph)PVITEIFSLGGTR_