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:	S727
P-Site Sequence:	NTIDLPMSPRTLDSL
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	S727	NTIDLPMSPRTLDSL	100 / 9 AA	88
Phosphosite 1:	CASKIN1	Q8WXD9	S819	PPTERPMSPRSLPQS	66 / 9 AA	150
Phosphosite 2:	FAM63A	Q8N5J2	S103	MPQELPQSPRTRQPE	75 / 8 AA	52
Phosphosite 3:	SPATA7	Q9P0W8	T241	SNKQLPFTPRTLKTE	66 / 9 AA	68
Phosphosite 4:	GAS2L3	Q86XJ1	S16	FGEDLPLSPRSPLTP	75 / 8 AA	75
Phosphosite 5:	ZNF330	Q9Y3S2	S229	ETKDLSMSTRSLKFG	66 / 9 AA	36
Phosphosite 6:	MAST1	Q9Y2H9	S938	SPLASPMSPRSLSSN	85 / 7 AA	171
Phosphosite 7:	DAB2IP	Q5VWQ8	S842	MAAGLPLSPRGLGDS	66 / 9 AA	132
Phosphosite 8:	GRIP2	Q9C0E4	S417	PRGSQPMSPRTTMGR	100 / 6 AA	113
Phosphosite 9:	STAT3	P40763	T730	DLPMSPRTLDSLMQF	100 / 6 AA	88
Phosphosite 10:	FAM186B	Q8IYM0	S597	RRPHLPMSPSTQQPA	75 / 8 AA	104
Phosphosite 11:	GSX1	Q9H4S2	S249	DDDELPMSPSSSGKD	62 / 8 AA	28
Phosphosite 12:	TCP11	Q8WWU5	S258	AAGDLTMSPPTCPDT	75 / 8 AA	56
Phosphosite 13:	ZFP36	P26651	S228	PPGDLPLSPSAFSAA	55 / 9 AA	34
Phosphosite 14:	TNFRSF21	O75509	S514	DKLALPMSPSPLSPS	66 / 9 AA	72
Phosphosite 15:	MAST4	O15021	S1114	SPLGSPMSPHSLSSD	71 / 7 AA	284
Phosphosite 16:	factor V	P12259	S1044	HTHHAPLSPRTFHPL	71 / 7 AA	252
Phosphosite 17:	HLAA	P01892	T8	MAVMAPRTLVLLLSG	83 / 6 AA	41
Phosphosite 18:	SDAD1	Q9NVU7	S431	KDKNVMMSARTLIHL	55 / 9 AA	80
Phosphosite 19:	MAST1	Q9Y2H9	S941	ASPMSPRSLSSNPSS	83 / 6 AA	171
Phosphosite 20:	liprin alpha 4	O75335	S220	CETSPPSSPRTLRLE	85 / 7 AA	78