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:	SP1
Human P-Site:	S45
P-Site Sequence:	ARSSSTGSSSSTGGG
UniProt:	P08047
Intern. Prot. ID:	IPI00465152

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SP1	P08047	S45	ARSSSTGSSSSTGGG	100 / 9 AA	81
Phosphosite 1:	SP1	P08047	S46	RSSSTGSSSSTGGGG	100 / 8 AA	81
Phosphosite 2:	ARHGAP21	Q5T5U3	S1897	SLHCNTGSSSSTLAS	77 / 9 AA	217
Phosphosite 3:	ARHGAP21	Q5T5U3	S1898	LHCNTGSSSSTLAST	87 / 8 AA	217
Phosphosite 4:	ARHGAP21	Q5T5U3	S1899	HCNTGSSSSTLASTN	100 / 7 AA	217
Phosphosite 5:	PDGFRA	P16234	S1054	ESAIETGSSSSTFIK	100 / 7 AA	123
Phosphosite 6:	AKAP13	Q12802	S1473	CDITGSSSSTDDTAS	100 / 7 AA	308
Phosphosite 7:	PDGFRA	P16234	S1055	SAIETGSSSSTFIKR	100 / 7 AA	123