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)
UBE4B	2	0.250	-0.730	-0.349
PPIL2	1	-1.310	2.810				-0.614	-0.728
UBR5	1	0.470	-0.820			-0.310
UBR5	1	0.470	-0.820	-1.380
UBR5	1	0.470	-0.820	0.046		0.305	0.536	-0.482
UBE2K	0	-0.480	0.600
STUB1	0	-1.420	2.320	-0.284			0.442	-0.104
PRPF19	0	-0.460	0.190	-0.179	-0.151	-0.246

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
PRPF19	Ubiquitylation	K122	0.200		_LTK(gl)EVTAAR_
PRPF19	Ubiquitylation	K261	-1.023	0.257	_SSEQILATLK(gl)GHTK_
STUB1	Phosphorylation	S19	0.041	0.082	_LGAGGGS(ph)PEKS(ph)PSAQELK_
STUB1	Ubiquitylation	K22	0.017	-0.536	_LGAGGGSPEK(gl)SPSAQELK_
STUB1	Phosphorylation	S23	0.078	0.165	_LGAGGGS(ph)PEKS(ph)PSAQELK_
STUB1	Ubiquitylation	K30	-0.704	-0.765	_SPSAQELK(gl)EQGNR_
STUB1	Ubiquitylation	K41	-0.158		_K(gl)YPEAAACYGR_
STUB1	Ubiquitylation	K125	0.325	-0.191	_AYSLAK(gl)EQR_
STUB1	Phosphorylation	S273	-0.431	-0.250	_S(ph)PLTQEQLIPNLAMK_
UBE2K	Ubiquitylation	K14	0.555		_EFK(gl)EVLKSEETSK_
UBE2K	Ubiquitylation	K72	-0.864		_IPETYPFNPPK(gl)VR_
UBE2K	Ubiquitylation	K142	-0.490	0.206	_QNPEMFK(gl)QTAR_
UBE2K	Phosphorylation	S158		-0.740	_LWAHVYAGAPVS(ph)SPEYTK_
UBE2K	Ubiquitylation	K164	-0.343		_LWAHVYAGAPVSSPEYTK(gl)K_
UBE2K	Ubiquitylation	K165	0.840	0.850	_K(gl)IENLCAMGFDR_
UBE4B	Phosphorylation	T22		1.345	_LAGGQT(ph)SQPTTPLTS(ph)PQR_
UBE4B	Phosphorylation	S23		1.432	_LAGGQTS(ph)QPTTPLTS(ph)PQR_
UBE4B	Phosphorylation	T30		1.919	_LAGGQTSQPTTPLT(ph)SPQR_
UBE4B	Phosphorylation	S31	2.242	2.282	_LAGGQTSQPTTPLTS(ph)PQR_
UBE4B	Phosphorylation	S103	0.724		_S(ph)QSM(ox)DIDGVSCEK_
UBE4B	Phosphorylation	S105	0.708	0.724	_SQS(ph)MDIDGVSCEK_
UBE4B	Ubiquitylation	K493		-0.336	_VGIEEK(gl)K_
UBE4B	Ubiquitylation	K494		-0.336	_VGIEEKK(gl)_
UBE4B	Ubiquitylation	K626	-2.065	-0.337	_LWLPK(gl)SLSPGCGR_
UBE4B	Ubiquitylation	K845	-0.856	0.291	_TVEDLK(gl)NNESQWK_
UBE4B	Ubiquitylation	K852	-1.893	-0.279	_TVEDLKNNESQWK(gl)DSPLATR_
UBE4B	Ubiquitylation	K1254	0.749	0.806	_STIAIEK(gl)FK_
UBR5	Phosphorylation	S327	0.474	0.437	_WLDGAS(ph)FDNER_
UBR5	Ubiquitylation	K337	-0.172	0.548	_GSTSK(gl)EGEPNLDKK_
UBR5	Ubiquitylation	K346	-0.580		_EGEPNLDKK(gl)_
UBR5	Ubiquitylation	K423	-1.074		_ATFLGLTNEK(gl)_
UBR5	Ubiquitylation	K583		-0.122	_SPESLK(gl)NMEK_
UBR5	Ubiquitylation	K587		-0.122	_SPESLK(gl)NMEK_
UBR5	Ubiquitylation	K672	-0.561	-0.090	_VLK(gl)VDGAYVAVK_
UBR5	Ubiquitylation	K1109	0.878	0.766	_ELLSAK(gl)DAR_
UBR5	Ubiquitylation	K1248		0.892	_TLIAGQK(gl)SAR_
UBR5	Ubiquitylation	K1351	0.012	0.779	_SMIMFGSQENK(gl)DPLSASSR_
UBR5	Phosphorylation	S1549	1.569	0.771	_RIS(ph)QSQPVR_
UBR5	Phosphorylation	S2026	-1.786	-1.571	_RS(ph)DSM(ox)TFLGCIPPNPFEVPLAEAIPLADQPHLLQPNAR_