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:	S1255
P-Site Sequence:	SRQISEDSERTGGSP
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	S1255	SRQISEDSERTGGSP	100 / 9 AA	402
Phosphosite 1:	SP3	Q02447	S309	AMDSSDNSERTGERV	75 / 8 AA	82
Phosphosite 2:	USP53	Q70EK8	S836	EWLNIENSERTGLPF	85 / 7 AA	121
Phosphosite 3:	MSH3	P20585	S888	NTDLSEDSERVMIIT	75 / 8 AA	127
Phosphosite 4:	MYO9A	B2RTY4	S2394	EYAISEKSERSLALS	75 / 8 AA	293
Phosphosite 5:	ZFP3	Q96NJ6	S18	KEEISEESEPHGSLL	66 / 9 AA	58
Phosphosite 6:	FLG	P20930	S310	SEGHSEDSERHSGSA	100 / 6 AA	435
Phosphosite 7:	USP53	Q70EK8	T839	NIENSERTGLPFHVD	83 / 6 AA	121
Phosphosite 8:	FLG	P20930	S959	SEGHSEDSERWSGSA	100 / 6 AA	435
Phosphosite 9:	FLG	P20930	S634	SQGHSEDSERWSGSA	100 / 6 AA	435
Phosphosite 10:	ARHGAP13	Q7Z6B7	S136	FMQISEDSTRMFKKS	85 / 7 AA	124
Phosphosite 11:	PPP1R13B	Q96KQ4	S875	TNLKKPNSERTGHGL	83 / 6 AA	120
Phosphosite 12:	SPEN	Q96T58	S1252	YRSSRQISEDSERTG	100 / 6 AA	402
Phosphosite 13:	FLG	P20930	S2256	SEGHSEDSERRSGSA	100 / 6 AA	435
Phosphosite 14:	FLG	P20930	S1607	SEGHSEDSERRSESA	100 / 6 AA	435
Phosphosite 15:	LY6K	Q17RY6	S31	RQRDPEDSQRTDEGD	62 / 8 AA	19
Phosphosite 16:	N-Myc	P04198	S380	RNSDSEDSERRRNHN	100 / 6 AA	50
Phosphosite 17:	HHEX	Q03014	S254	ESEISEDSDQEVDIE	71 / 7 AA	30
Phosphosite 18:	MIER3	Q7Z3K6	S475	MNMCSEESERPAKRL	55 / 9 AA	62
Phosphosite 19:	NFX1	Q12986	S970	AFHISEDSDPFNIRS	71 / 7 AA	124
Phosphosite 20:	MOCOS	Q96EN8	S666	EVPLEENSERTQIRQ	62 / 8 AA	98