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)
DDX20	2	-1.700	3.260		-0.911		-0.594	-0.404
DDX20	2	-1.700	3.260	-1.460
GEMIN8	1	-0.860	1.150
SNRPD2	1	-1.740	2.880	0.068	-0.598	0.211	0.010	0.140
SART1	1	-1.750	3.220	0.251	-0.597	0.017	-0.223	0.146
GEMIN4	1	0.410	0.040		-0.361	0.231
GEMIN4	1	0.410	0.040				-0.166	-0.019
CLNS1A	0	-1.140	1.450		-0.181	-0.106
GEMIN5	0	-0.600	0.630	0.117	-0.284		0.165	0.034
GEMIN2	0	0.620	-0.610
SNRPD3	0			-0.044	-0.427	0.192
PRMT5	0	0.330	-0.190				-0.234	0.169
PRMT5	0	0.330	-0.190	0.437	-0.333	-0.138
NCBP2	0	-0.700	0.840	0.520	0.032	1.096	-0.957
WDR77	0	-0.190	1.540	0.322	-0.304	0.069	0.907	-1.325
SNRPC	0	-0.200	0.800		-0.392	0.470	0.128	-0.891
SNRPB	0	-0.690	0.900	0.279	-0.218	0.342	0.246	0.550
NCBP1	0	-0.510	0.770	1.020	-0.130	0.769	-0.383	0.710
TGS1	0	0.840	-0.360
SNRPF	0			-0.086	-0.877	-0.179	-0.438	0.348
GEMIN7	0	-0.480	0.570
SNRPG	0			-0.190	-0.311	0.245	0.156	0.568
SNRPG	0
PHAX	0	1.210	-0.880
SNRPD1	0	-0.780	0.750	0.034	-0.359	0.355	-1.109	-0.252
SNUPN	0	-0.890	1.620
SMN1	0	-1.430	1.720		0.023	0.246		-1.731
SMN1	0	-0.560	0.640		0.023	0.246		-1.731
SMN2	0				0.023	0.246		-1.731
SNRPE	0	-1.140	2.270	-0.259	-0.638	-0.181	0.064	-0.174

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
CLNS1A	Phosphorylation	S102	-0.365	-0.345	_FEEESKEPVADEEEEDS(ph)DDDVEPITEFR_
DDX20	Phosphorylation	S268		1.509	_LNS(ph)SDPSLIGLK_
DDX20	Ubiquitylation	K356	0.817	-0.217	_LDAMAKLK(gl)_
DDX20	Phosphorylation	T531	0.063	0.240	_AT(ph)SPKELGCDR_
DDX20	Phosphorylation	S532	-1.143	-0.447	_ATS(ph)PKELGCDR_
DDX20	Phosphorylation	S714	-0.225	0.002	_YQES(ph)PGIQM(ox)K_
DDX20	Ubiquitylation	K720		-1.179	_YQESPGIQMK(gl)TR_
GEMIN2	Phosphorylation	S81		-0.444	_KQS(ph)VNISLSGCQPAPEGYSPTLQWQQQQVAQFSTVR_
GEMIN4	Phosphorylation	S205		1.824	_LRS(ph)DPDACPTMPLLAMLLR_
GEMIN5	Ubiquitylation	K247	0.401	0.315	_GCYLATGSK(gl)DQTIR_
GEMIN5	Phosphorylation	S757	0.709	0.622	_LES(ph)IDGNEEESM(ox)K_
GEMIN5	Ubiquitylation	K817	-0.858		_EPVICTPVSSGFEKSK(gl)_
GEMIN5	Ubiquitylation	K1187		-1.376	_LQNIK(gl)YPSATNNTPAK_
GEMIN5	Ubiquitylation	K1363	0.002		_ELFSEK(gl)HASLQNSQR_
GEMIN7	Phosphorylation	T3	-0.301	0.164	_(ac)M(ox)QT(ph)PVNIPVPVLR_
GEMIN8	Ubiquitylation	K5	-0.024	0.779	_(ac)AAVK(gl)ASTSK_
GEMIN8	Phosphorylation	S185		4.272	_S(ph)VEAPTERPGER_
NCBP1	Phosphorylation	T21	0.500	1.259	_KT(ph)SDANETEDHLESLICK_
NCBP1	Phosphorylation	S22	1.091	1.381	_KTS(ph)DANETEDHLESLICK_
NCBP1	Ubiquitylation	K204	0.269		_IFANTESYLK(gl)R_
NCBP2	Ubiquitylation	K7		-1.025	_(ac)SGGLLK(gl)ALR_
PHAX	Phosphorylation	S368	1.123	0.729	_ETFASDTNEALASLDES(ph)QEGHAEAK_
PRMT5	Ubiquitylation	K60	-1.551	-1.863	_EFIQEPAK(gl)NRPGPQTR_
PRMT5	Ubiquitylation	K95	0.070	-1.206	_LSPWIRPDSK(gl)VEK_
PRMT5	Ubiquitylation	K200	0.125	0.439	_TLCDYSK(gl)R_
PRMT5	Ubiquitylation	K240	-1.218		_AAILPTSIFLTNK(gl)K_
PRMT5	Ubiquitylation	K241	-1.002		_AAILPTSIFLTNKK(gl)_
PRMT5	Ubiquitylation	K387		0.290	_IK(gl)LYAVEK_
SART1	Phosphorylation	S448	1.013	-0.132	_RVS(ph)EVEEEKEPVPQPLPSDDTR_
SMN1	Phosphorylation	S4	0.158	0.444	_(ac)AMS(ph)SGGSGGGVPEQEDSVLFR_
SMN1	Phosphorylation	S5	0.453	0.382	_(ac)AMSS(ph)GGSGGGVPEQEDSVLFR_
SMN1	Phosphorylation	S8	0.239	0.738	_(ac)AMSSGGS(ph)GGGVPEQEDSVLFR_
SMN1	Phosphorylation	T25	1.306	0.581	_GT(ph)GQSDDSDIWDDTALIK_
SMN1	Phosphorylation	S28	0.885	0.944	_GTGQS(ph)DDSDIWDDTALIK_
SMN1	Phosphorylation	S31		0.980	_RGTGQSDDS(ph)DIWDDTALIK_
SMN1	Ubiquitylation	K45	0.101	1.114	_AYDK(gl)AVASFK_
SMN1	Ubiquitylation	K51	-0.448		_AVASFK(gl)HALK_
SMN1	Ubiquitylation	K65	-0.724		_NGDICETSGK(gl)PK_
SMN1	Ubiquitylation	K83	-0.049	-0.330	_K(gl)NTAASLQQWK_
SMN1	Ubiquitylation	K93		0.896	_NTAASLQQWK(gl)VGDK_
SMN1	Ubiquitylation	K179	-1.678		_SPGNK(gl)SDNIKPK_
SMN1	Ubiquitylation	K209	-0.581	-0.285	_LGPGK(gl)PGLK_
SMN2	Phosphorylation	S4	0.158	0.444	_(ac)AMS(ph)SGGSGGGVPEQEDSVLFR_
SMN2	Phosphorylation	S5	0.453	0.382	_(ac)AMSS(ph)GGSGGGVPEQEDSVLFR_
SMN2	Phosphorylation	S8	0.239	0.738	_(ac)AMSSGGS(ph)GGGVPEQEDSVLFR_
SMN2	Phosphorylation	T25	1.306	0.581	_GT(ph)GQSDDSDIWDDTALIK_
SMN2	Phosphorylation	S28	0.885	0.944	_GTGQS(ph)DDSDIWDDTALIK_
SMN2	Phosphorylation	S31		0.980	_RGTGQSDDS(ph)DIWDDTALIK_
SMN2	Ubiquitylation	K45	0.101	1.114	_AYDK(gl)AVASFK_
SMN2	Ubiquitylation	K51	-0.448		_AVASFK(gl)HALK_
SMN2	Ubiquitylation	K65	-0.724		_NGDICETSGK(gl)PK_
SMN2	Ubiquitylation	K83	-0.049	-0.330	_K(gl)NTAASLQQWK_
SMN2	Ubiquitylation	K93		0.896	_NTAASLQQWK(gl)VGDK_
SMN2	Ubiquitylation	K179	-1.678		_SPGNK(gl)SDNIKPK_
SMN2	Ubiquitylation	K209	-0.581	-0.285	_LGPGK(gl)PGLK_
SNRPB	Ubiquitylation	K8	0.805		_SSK(gl)MLQHIDYR_
SNRPB	Ubiquitylation	K32		0.987	_IFIGTFK(gl)_
SNRPB	Ubiquitylation	K88	-0.870		_GENLVSMTVEGPPPK(gl)DTGIAR_
SNRPC	Ubiquitylation	K3	-0.162		_PK(gl)FYCDYCDTYLTHDSPSVR_
SNRPC	Phosphorylation	S17	-0.713	0.002	_FYCDYCDTYLTHDS(ph)PSVR_
SNRPC	Phosphorylation	S19		0.125	_FYCDYCDTYLTHDSPS(ph)VRK_
SNRPC	Ubiquitylation	K35	0.999		_ENVK(gl)DYYQK_
SNRPD1	Ubiquitylation	K44	0.032		_AVK(gl)MTLK_
SNRPD2	Phosphorylation	S2	-0.117	0.507	_(ac)S(ph)LLNKPK_
SNRPD2	Ubiquitylation	K6	-0.352		_(ac)SLLNK(gl)PK_
SNRPD2	Ubiquitylation	K8	-0.201	-0.603	_(ac)SLLNKPK(gl)SEMTPEELQK_
SNRPD2	Phosphorylation	T12		0.766	_SEMT(ph)PEELQKR_
SNRPD2	Ubiquitylation	K98	0.883	0.887	_YISK(gl)MFLR_
SNRPD2	Ubiquitylation	K118	-0.918	-0.587	_NPLIAGK(gl)_
SNRPD3	Ubiquitylation	K78		0.797	_FLILPDMLK(gl)NAPMLK_
SNRPD3	Ubiquitylation	K84	-0.440	0.082	_NAPMLK(gl)SMK_
SNRPF	Ubiquitylation	K8	-1.763		_(ac)SLPLNPK(gl)PFLNGLTGKPVMVK_
SNRPF	Ubiquitylation	K17	-1.612		_(ac)SLPLNPKPFLNGLTGK(gl)PVMVK_
SNRPF	Ubiquitylation	K24	0.208	0.915	_LK(gl)WGMEYK_
SNRPG	Ubiquitylation	K3	0.152		_(ac)SK(gl)AHPPELKK(gl)_
SNRPG	Ubiquitylation	K11	-0.955		_AHPPELKK(gl)_
SNRPG	Ubiquitylation	K20	-0.065		_LSLK(gl)LNGGR_
SNUPN	Ubiquitylation	K96		-0.423	_LLELQKSK(gl)_
SNUPN	Ubiquitylation	K186		-0.840	_GSTSAYTK(gl)SGYCVNR_
SNUPN	Ubiquitylation	K265		-1.033	_TK(gl)LNPFK_
SNUPN	Phosphorylation	S392		0.472	_GSSHS(ph)PDHPGCLMEN_
TGS1	Phosphorylation	S89		0.022	_GIGLDESELDS(ph)EAELMR_
WDR77	Phosphorylation	T5	-1.388	-1.435	_MRKET(ph)PPPLVPPAAR_