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)
PRPS2	0	-0.200	-0.080		-1.674	-0.947	0.360	0.296
PRPS2	0	-0.200	-0.080	-0.777
PRPS2	0	-0.200	-0.080
PRPSAP2	0	-0.140	0.350	0.742	-1.568	-1.133	-0.179
PRPSAP2	0	-0.140	0.350
PRPSAP2	0	-0.140	0.350
PRPS1	0	0.970	-0.530		-1.674	-0.947	0.360	0.296
PRPS1	0	0.970	-0.530
PRPSAP1	0	-0.670	0.660

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
PRPS1	Ubiquitylation	K18	-0.554		_IFSGSSHQDLSQK(gl)IADR_
PRPS1	Ubiquitylation	K176	-0.856	-1.398	_NCTIVSPDAGGAK(gl)R_
PRPS1	Ubiquitylation	K212	-0.466	-0.920	_M(ox)VLVGDVK(gl)DR_
PRPS1	Ubiquitylation	K282	-1.739		_INNACFEAVVVTNTIPQEDKMK(gl)_
PRPS2	Ubiquitylation	K212	-0.466	-0.920	_M(ox)VLVGDVK(gl)DR_
PRPSAP1	Ubiquitylation	K24	-0.285	-0.046	_VFSANSTAACTELAK(gl)R_
PRPSAP1	Ubiquitylation	K52	-0.423		_VEIK(gl)ESVR_
PRPSAP1	Ubiquitylation	K176	-0.467	-1.017	_NAVIVAK(gl)SPDAAKR_
PRPSAP1	Phosphorylation	S215	0.241	-0.086	_LGLAVIHGEAQCTELDM(ox)DDGRHS(ph)PPM(ox)VK_
PRPSAP1	Ubiquitylation	K238	-1.430	-1.796	_EK(gl)PPITVVGDVGGR_
PRPSAP2	Phosphorylation	T5	-0.038	-0.002	_(ac)M(ox)FCVT(ph)PPELETK_
PRPSAP2	Ubiquitylation	K188		-0.767	_NAVIVAK(gl)SPASAK_
PRPSAP2	Phosphorylation	S219	0.469	0.279	_LGIAVIHGEAQDAES(ph)DLVDGRHSPPMVR_
PRPSAP2	Phosphorylation	S227	-0.035	0.105	_LGIAVIHGEAQDAESDLVDGRHS(ph)PPMVR_
PRPSAP2	Ubiquitylation	K238	-1.430	-1.796	_EK(gl)PPITVVGDVGGR_