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:	STAT3
Human P-Site:	S292
P-Site Sequence:	EELQQKVSYKGDPIV
UniProt:	P40763
Intern. Prot. ID:	IPI00784414

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	STAT3	P40763	S292	EELQQKVSYKGDPIV	100 / 9 AA	88
Phosphosite 1:	TNFRSF10C	O14798	S47	APQQQRHSFKGEECP	55 / 9 AA	27
Phosphosite 2:	ARRDC1	Q8N5I2	S209	ASLLQKVSYKAKRWI	85 / 7 AA	46
Phosphosite 3:	ARRDC1	Q8N5I2	Y210	SLLQKVSYKAKRWIH	85 / 7 AA	46
Phosphosite 4:	UBFD1	O14562	Y353	PAMQKVMYKGLVPED	85 / 7 AA	57
Phosphosite 5:	EPPK1	P58107	S2039	PNTQEKVSYRELQER	71 / 7 AA	553
Phosphosite 6:	SMARCA4	P51532	S833	APSVVKVSYKGSPAA	100 / 6 AA	185
Phosphosite 7:	LOC56964	Q6P2C0	S270	LEMDANVSFKGDIKL	55 / 9 AA	77
Phosphosite 8:	SIAT1 (Glycosyltransferase)	P15907	Y126	MNKYKVSYKGPGPGI	100 / 6 AA	47
Phosphosite 9:	SIAT1 (Glycosyltransferase)	P15907	S125	SMNKYKVSYKGPGPG	100 / 6 AA	47
Phosphosite 10:	HSPA1A	P08107	Y107	KPKVQVSYKGETKAF	83 / 6 AA	70
Phosphosite 11:	ITPR3	Q14573	Y323	AAEENPSYKGDASDP	62 / 8 AA	304
Phosphosite 12:	HSPA1L	P34931	Y109	KPKVLVSYKGENKAF	83 / 6 AA	70
Phosphosite 13:	HSPA1L	P34931	S108	GKPKVLVSYKGENKA	83 / 6 AA	70
Phosphosite 14:	HSPA1A	P08107	S106	DKPKVQVSYKGETKA	83 / 6 AA	70
Phosphosite 15:	CCDC125	Q86Z20	S425	LAHQRKVSYMLARAL	71 / 7 AA	59
Phosphosite 16:	SAMD1	Q6SPF0	Y87	RAVLRVSYKGSISYR	71 / 7 AA	56
Phosphosite 17:	CPSF3	Q9UKF6	T87	LPWFLQKTSFKGRTF	71 / 7 AA	77
Phosphosite 18:	SAMD1	Q6SPF0	S86	QRAVLRVSYKGSISY	71 / 7 AA	56
Phosphosite 19:	MED6	O75586	S234	KNVQQTVSAKGPPEK	75 / 8 AA	28
Phosphosite 20:	TNRC6A	Q8NDV7	S438	VSGTQKVSFSGQPQN	71 / 7 AA	210