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)
IMPDH1	2	-0.140	-0.120		0.626	0.542
UCKL1	1	-2.060	3.500
TYMP	0	0.510	-0.670					-4.772
UMPS	0	1.150	-0.870	0.030			-0.319	-0.237
ITPA	0	0.970	-0.680	-0.090
UCK1	0	0.630	-0.530
UCK2	0	0.130	-0.610	-0.525
GMPS	0	-0.740	0.600	-0.533	-0.030	0.022	-0.466	-0.160
HPRT1	0	-0.840	0.070				-0.388	0.526
HPRT1	0	-0.840	0.070	1.039
TK1	0	0.610	-0.460
IMPDH2	0	-1.000	1.830	0.860	0.260	0.421	1.006	0.467

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
GMPS	Ubiquitylation	K120	0.343		_VFGGTVHK(gl)K_
GMPS	Ubiquitylation	K121	0.457		_VFGGTVHKK(gl)_
GMPS	Ubiquitylation	K165	1.104		_VADGFK(gl)VVAR_
GMPS	Ubiquitylation	K182	0.575	0.078	_SGNIVAGIANESK(gl)K_
GMPS	Ubiquitylation	K183	0.652	0.078	_SGNIVAGIANESKK(gl)_
GMPS	Ubiquitylation	K288	0.285		_ESQSVEEALK(gl)K_
GMPS	Ubiquitylation	K289	-0.344	0.223	_K(gl)LGIQVK_
GMPS	Phosphorylation	T330	-0.017		_TLNM(ox)T(ph)TSPEEK_
GMPS	Phosphorylation	T331	0.917		_TLNMTT(ph)SPEEK_
GMPS	Phosphorylation	S332	0.573	0.448	_TLNMTTS(ph)PEEK_
GMPS	Ubiquitylation	K457	-0.834		_VICAEEPYICK(gl)DFPETNNILK_
HPRT1	Phosphorylation	S5	-0.474		_S(ph)PGVVISDDEPGYDLDLFCIPNHYAEDLER_
HPRT1	Ubiquitylation	K103	0.354	-0.199	_LK(gl)SYCNDQSTGDIK_
HPRT1	Ubiquitylation	K159	0.923	0.525	_MVK(gl)VASLLVK_
HPRT1	Ubiquitylation	K166	-0.029	-0.428	_VASLLVK(gl)R_
HPRT1	Ubiquitylation	K175	-1.570		_SVGYK(gl)PDFVGFEIPDK_
HPRT1	Ubiquitylation	K215	0.354	-0.516	_DLNHVCVISETGKAK(gl)_
IMPDH1	Phosphorylation	T6	-0.746	-1.087	_(ac)M(ox)EGPLT(ph)PPPLQGGGAAAVPEPGAR_
IMPDH1	Ubiquitylation	K293	0.154	0.299	_GK(gl)LPIVNDCDELVAIIAR_
IMPDH1	Ubiquitylation	K327	2.285	1.616	_DSQK(gl)QLLCGAAVGTR_
IMPDH1	Ubiquitylation	K507		0.433	_GMGSLDAMEK(gl)SSSSQKR_
IMPDH1	Ubiquitylation	K523	0.629		_YFSEGDKVK(gl)_
IMPDH1	Ubiquitylation	K535	0.179	-0.096	_IAQGVSGSIQDK(gl)GSIQK_
IMPDH2	Ubiquitylation	K124	0.058		_YEQGFITDPVVLSPK(gl)DR_
IMPDH2	Ubiquitylation	K134	0.709	0.285	_VRDVFEAK(gl)AR_
IMPDH2	Phosphorylation	S160	0.758	0.744	_LVGIISS(ph)R_
IMPDH2	Ubiquitylation	K208	-0.482	-0.007	_GK(gl)LPIVNEDDELVAIIAR_
IMPDH2	Ubiquitylation	K293	0.119		_DK(gl)YPNLQVIGGNVVTAAQAK_
IMPDH2	Phosphorylation	S416	0.362	0.652	_GMGS(ph)LDAMDK_
IMPDH2	Ubiquitylation	K422	1.114	0.582	_GMGSLDAMDK(gl)HLSSQNR_
IMPDH2	Ubiquitylation	K450	0.313	0.467	_VAQGVSGAVQDK(gl)GSIHK_
ITPA	Ubiquitylation	K18	0.644		_IVFVTGNAK(gl)K_
ITPA	Ubiquitylation	K19	0.644		_IVFVTGNAK(gl)K_
TK1	Phosphorylation	S13	-1.350	-1.354	_(ac)SCINLPTVLPGS(ph)PSK_
TK1	Phosphorylation	S15	-1.567	-1.084	_SCINLPTVLPGSPS(ph)K_
TK1	Ubiquitylation	K16	-1.664		_(ac)SCINLPTVLPGSPSK(gl)TR_
UCK1	Phosphorylation	T256	1.212	0.752	_RT(ph)FSEPGDHPGM(ox)LTSGK_
UCK1	Phosphorylation	S258	0.987	0.574	_TFS(ph)EPGDHPGMLTSGK_
UCK2	Ubiquitylation	K75		0.162	_VLTSEQKAK(gl)_
UCK2	Ubiquitylation	K99	-0.004	-0.101	_TLK(gl)EITEGK_
UCK2	Ubiquitylation	K202	-1.119		_K(gl)YADVIIPR_
UCKL1	Phosphorylation	T53	-0.848	-0.530	_LLPPVGT(ph)GRSPR_
UCKL1	Phosphorylation	S56		-0.803	_LLPPVGTGRS(ph)PR_
UCKL1	Ubiquitylation	K328		-1.339	_TLSVLK(gl)STPQVR_
UCKL1	Ubiquitylation	K392		-0.829	_CYAGK(gl)QITGVSILR_
UCKL1	Ubiquitylation	K510	-0.370	-0.079	_IITTAVDK(gl)R_