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)
PTDSS1	1	-0.730	0.720				0.172	0.354
PTDSS2	0	-0.180	1.280				-0.060	-0.605

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
PTDSS1	Ubiquitylation	K12	0.016	1.022	_TLSK(gl)DDVNYK_
PTDSS1	Ubiquitylation	K259		0.961	_DIHTTTGK(gl)IKR_
PTDSS1	Ubiquitylation	K281	-0.300	0.696	_WFDPK(gl)SSFQR_
PTDSS1	Ubiquitylation	K348		1.727	_QYYAYLTDTQCK(gl)R_
PTDSS1	Phosphorylation	S439	-1.539	-0.129	_GS(ph)EDSPPKHAGNNESHSSR_
PTDSS1	Phosphorylation	S442	0.002	-0.209	_GSEDS(ph)PPKHAGNNESHSSR_
PTDSS2	Phosphorylation	S16	-0.591	-0.575	_RDAGGPRPES(ph)PVPAGR_
PTDSS2	Phosphorylation	S24	-0.404	0.117	_AS(ph)LEEPPDGPSAGQATGPGEGR_