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)
TCOF1	3	-1.970	3.410				-0.231	-0.248
TCOF1	3	-1.970	3.410		0.562	0.635	0.077	0.240
POLR1D	1	-1.180	1.710	3.224
POLR1D	1	-0.480	1.030	3.224
POLR1C	0	-1.340	1.750	-0.547	0.025	-0.150	0.246	0.218

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
POLR1C	Ubiquitylation	K167		-0.721	_DSSDPNELYVNHK(gl)VYTR_
POLR1C	Ubiquitylation	K332		-0.542	_VLMGK(gl)CR_
POLR1D	Ubiquitylation	K15	-0.683		_ISGLK(gl)TSMAEGER_
TCOF1	Phosphorylation	S153	0.017	0.008	_TVANLLS(ph)GKSPRK_
TCOF1	Phosphorylation	S156	-0.143	-0.271	_TVANLLSGKS(ph)PR_
TCOF1	Phosphorylation	T168	-0.150	-0.291	_SAEPSANTT(ph)LVSETEEEGSVPAFGAAAK_
TCOF1	Phosphorylation	S171	-0.009	-0.319	_SAEPSANTTLVS(ph)ETEEEGSVPAFGAAAK_
TCOF1	Phosphorylation	T173	-0.095	-0.774	_KSAEPSANTTLVSET(ph)EEEGSVPAFGAAAK_
TCOF1	Phosphorylation	S178	-0.673		_KSAEPSANTTLVSETEEEGS(ph)VPAFGAAAK_
TCOF1	Phosphorylation	S229	0.299	0.206	_ASSVS(ph)TKESPARK_
TCOF1	Phosphorylation	T230	0.667		_ASSVST(ph)KESPARK_
TCOF1	Phosphorylation	S233	0.678	0.440	_ASSVSTKES(ph)PARK_
TCOF1	Phosphorylation	T249	-0.318	-0.148	_VGDVT(ph)PQVK_
TCOF1	Phosphorylation	S375	0.402	0.388	_TSQVGAAS(ph)APAKESPR_
TCOF1	Phosphorylation	S381	0.138	-0.097	_AASAPAKES(ph)PRK_
TCOF1	Phosphorylation	S503	-0.705	-0.696	_S(ph)PQVKPASTMGMGPLGK_
TCOF1	Phosphorylation	T533	-0.351	-0.618	_VGPAT(ph)PSAQVGK_
TCOF1	Phosphorylation	T581	-0.867	-1.151	_SLGNILQAKPT(ph)SSPAKGPPQK_
TCOF1	Phosphorylation	S582	-0.697	-1.210	_SLGNILQAKPTS(ph)SPAKGPPQK_
TCOF1	Phosphorylation	S583	-0.585	-0.527	_PTSS(ph)PAKGPPQK_
TCOF1	Phosphorylation	S906	-0.124	-0.506	_AALAPAKES(ph)PRK_
TCOF1	Phosphorylation	T914	-0.746	-0.672	_KGAAPT(ph)PPGK_
TCOF1	Phosphorylation	S1004	-0.550	-0.134	_S(ph)PAGPAATPAQAQAASTPR_
TCOF1	Phosphorylation	S1019	-1.826	-2.344	_SPAGPAATPAQAQAAS(ph)TPR_
TCOF1	Phosphorylation	T1020	-1.928	-2.528	_SPAGPAATPAQAQAAST(ph)PR_
TCOF1	Phosphorylation	S1110	-0.328	-0.294	_KQEGPATQVDSAVGTLPATS(ph)PQSTSVQAK_
TCOF1	Phosphorylation	S1148	-0.197	-0.145	_TQPSSGVDSAVGTLPATS(ph)PQSTSVQAK_
TCOF1	Phosphorylation	S1264	0.678	0.451	_LDS(ph)SPSVSSTLAAK_
TCOF1	Phosphorylation	S1265	0.630	0.536	_LDSS(ph)PSVSSTLAAK_
TCOF1	Phosphorylation	S1294	-0.196	0.220	_QEAKPQQAAGMLS(ph)PK_
TCOF1	Phosphorylation	S1387	0.202	0.572	_RKLS(ph)GDQPAAR_
TCOF1	Phosphorylation	S1413	0.285		_LGAGEGGEAS(ph)VSPEKTSTTSK_
TCOF1	Phosphorylation	S1415	0.408	0.363	_KLGAGEGGEASVS(ph)PEK_
TCOF1	Phosphorylation	S1444	2.608	-0.001	_GKGS(ph)LGSQGAKDEPEEELQK_
TCOF1	Phosphorylation	S1447	2.418	2.296	_GSLGS(ph)QGAKDEPEEELQK_