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)
LACTB	1	0.050	0.080				1.830	0.762
MRPL11	1	-1.750	2.510	0.584	-0.400	-0.422	0.788	0.743
MRPL53	1	3.330	-1.110		0.100	0.062	0.019
MRPL46	1				2.784	0.115	0.301	0.271
MRPL43	0	1.510	-1.130		0.685	0.325	0.382	0.578
MRPL22	0	1.860	-0.940		0.235	0.133	-0.003	0.587
MRPL28	0	-0.390	0.340		0.057	0.186	-0.858	-1.171
MRPL4	0	0.160	0.480		0.300	0.279	-0.216	0.227
MRPL18	0	0.760	-0.810		0.802	0.800	0.268	1.267
MRPL2	0	0.980	-0.450	-0.781		0.076	0.025
MRPL3	0	0.860	-0.570	-0.326	0.403	0.086	-0.641	-0.026
MRPL19	0	0.430	0.170	0.945	0.478	0.026	0.005	-0.555
MRPL37	0	-0.400	0.210		0.046	0.035	-0.721	0.035
MRPL44	0	1.590	-0.840	0.754	0.390	0.362	0.084	-0.468
MRPL47	0	0.910	-0.010		0.371	0.137	-0.215	-0.406
MRPL50	0	-0.350	0.370		0.119	0.613	-0.725
MRPL15	0	0.780	-0.320		0.688	0.182	0.390	0.248
MRPL24	0	-0.360	0.060	-0.444	-0.102	0.277	-1.438	-0.424
MRPL9	0	-1.190	1.580		-0.104	-0.145	0.401	-0.557
MRPL49	0	-0.920	1.870	0.069	0.221	0.092	-0.024	0.010
MRPL39	0	0.170	0.010	0.859	-0.030	0.080	-0.600	0.282
MRPL17	0	-0.760	2.140		-0.280	-0.223	-0.565
MRPL10	0	-0.410	0.690	1.152	-0.111	-0.180	0.225	0.076
MRPL55	0	-0.930	1.180		0.274	0.189
MRPL16	0	1.390	-0.930		-0.937	-0.513	-0.279	0.321
MRPL1	0	0.650	-0.180	1.209	0.548	0.328	0.056
MRPL13	0	1.540	-1.260		0.268	0.183	-0.205	0.030
MRPL48	0	0.810	-0.030		0.696	0.166	0.517	0.198
MRPL14	0	-0.140	0.510		1.197	0.142
MRPL41	0	-0.880	0.820		-0.250	0.068	-1.076	1.380
MRPL40	0	-0.130	0.440				-1.114	-0.964
MRPL21	0	-0.310	0.860		0.436	0.301	0.091	0.565
MRPL38	0	0.630	-0.560	0.663	0.217	0.097	-0.047	0.322
MRPL23	0	-0.410	0.470		-0.198	-0.144	-0.433	-0.399
MRPL20	0	1.630	-1.040		-0.249	0.304	-0.003	-0.143
MRPL12	0				-0.452	-0.345	0.324	0.222

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
MRPL2	Ubiquitylation	K118		-2.189	_FRPEETK(gl)SGPFEEK_
MRPL20	Ubiquitylation	K114	-1.531	-0.669	_TFK(gl)SLAALASR_
MRPL28	Ubiquitylation	K162		-0.524	_FGMDLK(gl)R_
MRPL3	Ubiquitylation	K177		-1.018	_MATLSVGGK(gl)TVSR_
MRPL3	Ubiquitylation	K247		-0.471	_GFQGVMK(gl)R_
MRPL3	Ubiquitylation	K335		-0.997	_LPAYK(gl)DLGK_
MRPL37	Ubiquitylation	K125		0.210	_QALWLTK(gl)TK_
MRPL53	Ubiquitylation	K41	-1.499		_TFLQTVSSEK(gl)VR_