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:	STAT1
Human P-Site:	S508
P-Site Sequence:	VLSWQFSSVTKRGLN
UniProt:	P42224
Intern. Prot. ID:	IPI00030781

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	STAT1	P42224	S508	VLSWQFSSVTKRGLN	100 / 9 AA	87
Phosphosite 1:	STAT3	P40763	S514	VLSWQFSSTTKRGLS	88 / 9 AA	88
Phosphosite 2:	STAT1	P42224	S507	EVLSWQFSSVTKRGL	100 / 8 AA	87
Phosphosite 3:	STAT3	P40763	S513	EVLSWQFSSTTKRGL	87 / 8 AA	88
Phosphosite 4:	STAT3	P40763	T515	LSWQFSSTTKRGLSI	87 / 8 AA	88
Phosphosite 5:	STK31	Q9BXU1	S138	PLELQFSSVAKKYKL	66 / 9 AA	116
Phosphosite 6:	STAT1	P42224	T510	SWQFSSVTKRGLNVD	100 / 7 AA	87
Phosphosite 7:	STK31	Q9BXU1	S137	IPLELQFSSVAKKYK	75 / 8 AA	116
Phosphosite 8:	STAT2	P52630	S506	ALSWQFSSYVGRGLN	66 / 9 AA	98
Phosphosite 9:	MYCBPAP	Q8TBZ2	S365	VGKGWPFSAVTVEDY	71 / 7 AA	108
Phosphosite 10:	C3orf21	Q8NBI6	S50	SGRETFSSATKRLKE	85 / 7 AA	44
Phosphosite 11:	USH2A	O75445	S5189	NAIKDFSSVTKERTT	85 / 7 AA	576
Phosphosite 12:	ZBTB38	Q8NAP3	S725	VHSSQFSSVIMHSNA	55 / 9 AA	134
Phosphosite 13:	STAT3	P40763	T516	SWQFSSTTKRGLSIE	85 / 7 AA	88
Phosphosite 14:	FBXO40	Q9UH90	S644	REIWQFSSLFSKIKS	83 / 6 AA	80
Phosphosite 15:	FBXO40	Q9UH90	S643	HREIWQFSSLFSKIK	83 / 6 AA	80
Phosphosite 16:	ZNF678	Q5SXM1	S475	KAFNQFSSLTRHKRI	62 / 8 AA	61
Phosphosite 17:	SEC14L3	Q9UDX4	S309	VLRWQFSSDGADIGF	100 / 5 AA	46
Phosphosite 18:	SEC14L3	Q9UDX4	S308	CVLRWQFSSDGADIG	100 / 5 AA	46
Phosphosite 19:	STAT4	Q14765	S503	EVMSWQFSSYVGRGL	100 / 5 AA	86
Phosphosite 20:	STAT2	P52630	S505	PALSWQFSSYVGRGL	100 / 5 AA	98