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:	S1687
P-Site Sequence:	SEEAKPASEPAPAPV
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	S1687	SEEAKPASEPAPAPV	100 / 9 AA	402
Phosphosite 1:	CLMN	Q96JQ2	S811	GVGTTPASEPAPLAP	77 / 9 AA	112
Phosphosite 2:	DGKK	Q5KSL6	S91	EPATEPASEPAPEPA	100 / 7 AA	142
Phosphosite 3:	FCRL5	Q96RD9	S883	KAGRKPASDPARSPS	85 / 7 AA	106
Phosphosite 4:	C9orf156	Q9BU70	S424	VLRIKPASEPVHMTG	85 / 7 AA	49
Phosphosite 5:	SHANK3	Q9BYB0	S1344	PASGKPSSEPPPAPE	66 / 9 AA	186
Phosphosite 6:	TPD52L2	O43399	S201	GSGDKPLSDPAPF__	75 / 8 AA	22
Phosphosite 7:	MAST4	O15021	S1063	DNSSKPSSEPASHMA	75 / 8 AA	284
Phosphosite 8:	MAST4	O15021	S1062	TDNSSKPSSEPASHM	75 / 8 AA	284
Phosphosite 9:	ZNF395	Q9H8N7	S351	PVPGTPTSEPAPTPS	66 / 9 AA	55
Phosphosite 10:	Putative uncharacterized protein FLJ32790	Q96M66	S49	ALRGKQASEPALRKR	75 / 8 AA	21
Phosphosite 11:	SLITRK2	Q9H156	S828	LLQAKPQSEPDYLEV	85 / 7 AA	95
Phosphosite 12:	KIAA1602	Q9HCH0	S1085	KPPGKPSSEPGRREE	62 / 8 AA	139
Phosphosite 13:	SYNJ2	O15056	S1308	PSHRKPASDEAPPGA	75 / 8 AA	166
Phosphosite 14:	TBC1D16	Q8TBP0	S177	VDGAQPASQPACSPS	75 / 8 AA	86
Phosphosite 15:	NAGS	Q8N159	S530	DSFHKPASDPGS___	71 / 7 AA	58
Phosphosite 16:	PIK4CB	Q9UBF8	S15	PAPLKPTSEPTSGPP	71 / 7 AA	91
Phosphosite 17:	KIAA1602	Q9HCH0	S1084	GKPPGKPSSEPGRRE	62 / 8 AA	139
Phosphosite 18:	PIK4CB	Q9UBF8	T14	EPAPLKPTSEPTSGP	71 / 7 AA	91
Phosphosite 19:	PHRF1	Q9P1Y6	S1529	PAALTPASEPASQAT	85 / 7 AA	179
Phosphosite 20:	P2X2	Q9UBL9	S454	QMVDTPASEPAQAST	85 / 7 AA	52