Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	SPEN
Human P-Site:	S1575
P-Site Sequence:	GANSTTDSIQEPVVL
UniProt:	Q96T58
Intern. Prot. ID:	IPI00045914

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SPEN	Q96T58	S1575	GANSTTDSIQEPVVL	100 / 9 AA	402
Phosphosite 1:	PTPN23	Q9H3S7	S886	PATTTVDSIQAPIPS	66 / 9 AA	179
Phosphosite 2:	ZNF729	A6NN14	S103	PDQSTKDSFQEVILR	75 / 8 AA	136
Phosphosite 3:	IKIP	Q70UQ0	S195	DVISLTDSVQELENK	75 / 8 AA	39
Phosphosite 4:	DMXL2	Q8TDJ6	T129	DNRLLTTTDSIQLWA	85 / 7 AA	340
Phosphosite 5:	DMXL2	Q8TDJ6	S131	RLLTTTDSIQLWAPP	85 / 7 AA	340
Phosphosite 6:	GIDRP88	Q7Z5L2	S619	GNTKSRESIQEPRSD	83 / 6 AA	88
Phosphosite 7:	FAT	Q14517	S4324	NSPSDSDSIQKPSWD	66 / 9 AA	506
Phosphosite 8:	VSIG1	Q86XK7	T314	IHETGPDTIQEPDYE	83 / 6 AA	42
Phosphosite 9:	NF1	P21359	S833	IDLSDTDSLQEWINM	75 / 8 AA	319
Phosphosite 10:	BAALC	Q8WXS3	S164	VTINVTDSIQQMDRS	62 / 8 AA	19
Phosphosite 11:	AGXT2L1	Q8TBG4	S474	LRDSTTDSKENPSRK	66 / 9 AA	56
Phosphosite 12:	CASP8AP2	Q9UKL3	S762	TVSETTESILQPSIE	62 / 8 AA	223
Phosphosite 13:	ADCY8	P40145	S1073	FSLALTESIQEINKH	83 / 6 AA	140
Phosphosite 14:	RHOBTB3	O94955	T159	RGSCVSTTEGIQLAK	71 / 7 AA	69
Phosphosite 15:	WDR72	Q3MJ13	S195	DLSSSINSIQEKQDV	62 / 8 AA	123
Phosphosite 16:	NARS	O43776	T430	PERLMTDTINEPILL	71 / 7 AA	63
Phosphosite 17:	ZNF148	Q9UQR1	S516	IDESTTASILESQAL	66 / 9 AA	89
Phosphosite 18:	Dicer1	Q9UPY3	T1267	VMPGTTDTIQVLKGR	71 / 7 AA	219
Phosphosite 19:	PLCL4	O75038	S95	KAKISIDSIQEVSEG	71 / 7 AA	68
Phosphosite 20:	ROBO4	Q8WZ75	S224	ESRAARVSIQEPQDY	100 / 5 AA	107