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:	SP4
Human P-Site:	S127
P-Site Sequence:	PASSSSSSSSSNNGS
UniProt:	Q02446
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SP4	Q02446	S127	PASSSSSSSSSNNGS	100 / 9 AA	82
Phosphosite 1:	MusTRD1	Q9UHL9	S920	SSSSSSSSSSSNPDS	100 / 9 AA	106
Phosphosite 2:	KBTBD7	Q8WVZ9	S321	VPNSSSSSSSSNSLV	100 / 9 AA	77
Phosphosite 3:	KBTBD6	Q86V97	S321	VPNSSSSSSSSNSLV	100 / 9 AA	76
Phosphosite 4:	E2F4	Q16254	S316	SSSSSSSSSSSNSNS	100 / 9 AA	44
Phosphosite 5:	IL9R	Q01113	S435	GSRSSSSSSSSNNNN	100 / 9 AA	57
Phosphosite 6:	UBE2E1	P51965	S15	ASTSSSSSSSSNQQT	100 / 9 AA	21
Phosphosite 7:	JMJD3	O15054	S400	TTTSSSSSSSSNTGL	100 / 9 AA	180
Phosphosite 8:	UBE2E1	P51965	S16	STSSSSSSSSNQQTE	100 / 8 AA	21
Phosphosite 9:	UBE2E1	P51965	S16	STSSSSSSSSNQQTE	100 / 7 AA	21
Phosphosite 10:	MTMR14	Q8NCE2	S516	EARSSSSSSSNHSDN	100 / 8 AA	72
Phosphosite 11:	MTMR14	Q8NCE2	S516	EARSSSSSSSNHSDN	77 / 9 AA	72
Phosphosite 12:	MED13	Q9UHV7	S1541	TTASTSSSSSSNLNS	88 / 9 AA	239
Phosphosite 13:	IRS1	P35568	S684	GGPSSSSSSSNAVPS	100 / 8 AA	132
Phosphosite 14:	IRS1	P35568	S684	GGPSSSSSSSNAVPS	100 / 7 AA	132
Phosphosite 15:	B4GALT2	O60909	S62	HPAASSSSSSSNCSR	100 / 8 AA	42
Phosphosite 16:	B4GALT2	O60909	S62	HPAASSSSSSSNCSR	100 / 7 AA	42
Phosphosite 17:	MusTRD1	Q9UHL9	S921	SSSSSSSSSSNPDSV	100 / 8 AA	106
Phosphosite 18:	MusTRD1	Q9UHL9	S921	SSSSSSSSSSNPDSV	100 / 7 AA	106
Phosphosite 19:	MTMR14	Q8NCE2	S515	AEARSSSSSSSNHSD	100 / 8 AA	72
Phosphosite 20:	MTMR14	Q8NCE2	S515	AEARSSSSSSSNHSD	100 / 7 AA	72