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)
PPEF2	0
CDK12	0	1.020	-0.690				-0.510	0.013
TRIB1	0	-0.220	-0.430

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
CDK12	Phosphorylation	S236		0.095	_QDDS(ph)PSGASYGQDYDLS(ph)PSR_
CDK12	Phosphorylation	S249		0.095	_QDDS(ph)PSGASYGQDYDLS(ph)PSR_
CDK12	Phosphorylation	S385		0.649	_HSSIS(ph)PVRLPLNSSLGAELSR_
CDK12	Phosphorylation	S420	0.004	-0.202	_ES(ph)KGSPVFLPR_
CDK12	Phosphorylation	S423	-0.155	-0.297	_GS(ph)PVFLPR_
CDK12	Phosphorylation	T514	0.364	0.570	_DSKPIALKEEIVT(ph)PK_
CDK12	Phosphorylation	S681	-2.532	-2.051	_HLLTDLPLPPELPGGDLS(ph)PPDS(ph)PEPK_
CDK12	Phosphorylation	S685		-2.729	_HLLTDLPLPPELPGGDLS(ph)PPDS(ph)PEPK_
CDK12	Phosphorylation	T692	-0.765	-1.849	_AIT(ph)PPQQPYK_
CDK12	Phosphorylation	S1082	-1.661	-0.980	_KETTSGTSTEPVKNS(ph)SPAPPQPAPGK_
CDK12	Phosphorylation	S1083	-1.093	-1.330	_NSS(ph)PAPPQPAPGK_
CDK12	Phosphorylation	T1244		-0.956	_RT(ph)PTMPQEEAAACPPHILPPEK_
PPEF2	Phosphorylation	Y466	1.425		_GGGCY(ph)FGPDVTQQLLQKYNMQFLIRS(ph)HECK_
PPEF2	Phosphorylation	S487	1.425		_GGGCY(ph)FGPDVTQQLLQKYNMQFLIRS(ph)HECK_
TRIB1	Ubiquitylation	K46	-2.031	-0.877	_LLDADDAAAVAAK(gl)CPR_