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)
ALDH1L2	2	2.820	-1.290		0.399	-0.529		1.975
MAT2B	1	3.010	-1.150
MTHFD2	1	2.190	-0.950		0.004	-0.468	-0.052
SHMT2	1	-0.540	1.300	0.878	1.600	-2.560	0.964	0.784
CA12	0	-0.870	1.360
MTHFD1	0	-0.470	0.110		0.477
MTHFD1	0	-0.470	0.110	0.256			0.731	0.774
AHCY	0	0.070	-0.370	0.448	0.752	-1.126	0.195	-0.279
MTHFD1L	0	0.490	0.280	0.113	-0.190	-0.816	-0.058	0.299
ALDH1L1	0	0.260	-0.340		-1.018	-1.401
AHCYL2	0	0.290	-0.240	-0.613	0.147	-1.090
AHCYL2	0	0.290	-0.240
AHCYL1	0	-0.080	0.400	-0.613	0.147	-1.090
MAT2A	0	0.240	-0.710		-2.433	1.061	0.253	-0.678
DHFRL1	0	0.230	-0.640	-0.938				-0.400
DHFR	0	-1.520	2.470	-0.938				-0.400

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
AHCY	Ubiquitylation	K43		0.164	_YSASK(gl)PLK_
AHCY	Ubiquitylation	K46	0.699	-0.332	_YSASKPLK(gl)GAR_
AHCY	Ubiquitylation	K186	0.195	-0.162	_VPAINVNDSVTK(gl)SK_
AHCY	Ubiquitylation	K188	0.784	0.743	_SK(gl)FDNLYGCR_
AHCY	Ubiquitylation	K204	0.055	-0.020	_ESLIDGIK(gl)R_
AHCY	Ubiquitylation	K226	0.829	0.442	_VAVVAGYGDVGK(gl)GCAQALR_
AHCY	Ubiquitylation	K405	0.352	0.515	_LNVK(gl)LTK_
AHCY	Ubiquitylation	K408	0.040	0.435	_LTK(gl)LTEK_
AHCYL1	Phosphorylation	S2	-1.071	0.510	_(ac)S(ph)M(ox)PDAM(ox)PLPGVGEELK_
AHCYL1	Ubiquitylation	K111	0.290	-1.029	_NIK(gl)QAEFGRR_
AHCYL1	Ubiquitylation	K267	0.573		_LYQLSK(gl)AGK_
AHCYL2	Phosphorylation	S2	-1.071	0.510	_(ac)S(ph)M(ox)PDAM(ox)PLPGVGEELK_
AHCYL2	Phosphorylation	S107	0.835	0.621	_DGGEALVS(ph)PDGTVTEAPR_
AHCYL2	Ubiquitylation	K111	0.290	-1.029	_NIK(gl)QAEFGRR_
AHCYL2	Ubiquitylation	K267	0.573		_LYQLSK(gl)AGK_
CA12	Ubiquitylation	K343	0.076		_GVIYK(gl)PATK_
CA12	Ubiquitylation	K347	0.260	0.210	_GVIYKPATK(gl)METEAHA_
DHFR	Ubiquitylation	K55		-0.547	_QNLVIMGK(gl)K_
DHFR	Ubiquitylation	K56		-0.219	_QNLVIMGK(gl)K_
DHFR	Ubiquitylation	K81		-1.954	_ELK(gl)EPPQGAHFLSR_
DHFR	Ubiquitylation	K99		-2.021	_SLDDALK(gl)LTEQPELANK_
DHFR	Ubiquitylation	K133	1.408		_EAM(ox)NHPGHLK(gl)LFVTR_
DHFR	Ubiquitylation	K158		-1.504	_YK(gl)LLPEYPGVLSDVQEEK_
DHFR	Ubiquitylation	K174		-2.693	_LLPEYPGVLSDVQEEK(gl)GIK_
DHFRL1	Ubiquitylation	K55		-0.547	_QNLVIMGK(gl)K_
DHFRL1	Ubiquitylation	K56		-0.219	_QNLVIMGK(gl)K_
DHFRL1	Ubiquitylation	K81		-1.954	_ELK(gl)EPPQGAHFLSR_
DHFRL1	Ubiquitylation	K99		-2.021	_SLDDALK(gl)LTEQPELANK_
DHFRL1	Ubiquitylation	K133	1.408		_EAM(ox)NHPGHLK(gl)LFVTR_
DHFRL1	Ubiquitylation	K158		-1.504	_YK(gl)LLPEYPGVLSDVQEEK_
DHFRL1	Ubiquitylation	K174		-2.693	_LLPEYPGVLSDVQEEK(gl)GIK_
MAT2A	Ubiquitylation	K81	0.110	0.137	_AAVDYQK(gl)VVR_
MAT2A	Ubiquitylation	K163		-0.321	_LNAK(gl)LAELRR_
MAT2A	Ubiquitylation	K228	-0.689	-0.376	_VIK(gl)AVVPAK_
MAT2A	Ubiquitylation	K234	-0.386		_AVVPAK(gl)YLDEDTIYHLQPSGR_
MAT2A	Ubiquitylation	K289		-0.395	_DYTK(gl)VDR_
MAT2A	Ubiquitylation	K303		-0.265	_WVAK(gl)SLVK_
MAT2A	Ubiquitylation	K307	-0.195	0.870	_SLVK(gl)GGLCR_
MAT2A	Ubiquitylation	K350	0.414	0.274	_ELLEIVK(gl)K_
MAT2A	Ubiquitylation	K351	-0.735		_K(gl)NFDLRPGVIVR_
MAT2A	Ubiquitylation	K367	-0.930	-1.508	_DLDLK(gl)KPIYQR_
MAT2A	Ubiquitylation	K368		-0.719	_DLDLK(gl)KPIYQR_
MAT2B	Ubiquitylation	K209	-0.298		_VQFSNK(gl)SANMDHWQQR_
MTHFD1	Ubiquitylation	K114	0.313		_LK(gl)AAEEIGIK_
MTHFD1	Ubiquitylation	K644	0.727	0.588	_LGK(gl)MVVASSK_
MTHFD1	Ubiquitylation	K740		0.576	_FFNIK(gl)CR_
MTHFD1	Ubiquitylation	K795		-0.151	_GFSNLK(gl)K_
MTHFD1	Ubiquitylation	K910	-0.200		_AEVYTK(gl)QGFGNLPICMAK_
MTHFD1L	Phosphorylation	S358	-0.683	-0.630	_LQPLS(ph)PVPSDIEISR_
MTHFD2	Ubiquitylation	K194		-1.229	_TGIPTLGK(gl)NVVVAGR_
SHMT2	Ubiquitylation	K103	-2.726	-0.554	_YSEGYPGK(gl)R_
SHMT2	Ubiquitylation	K280		-0.564	_HADIVTTTTHK(gl)TLR_
SHMT2	Ubiquitylation	K356		1.096	_EYSLQVLK(gl)NAR_
SHMT2	Ubiquitylation	K409		0.692	_VLELVSITANK(gl)NTCPGDR_
SHMT2	Ubiquitylation	K469		-0.436	_LQDFK(gl)SFLLK_
SHMT2	Ubiquitylation	K474	-1.113	-0.594	_SFLLK(gl)DSETSQR_