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:	PTPN22
Human P-Site:	Y66
P-Site Sequence:	RYKDILPYDYSRVEL
UniProt:	Q9Y2R2
Intern. Prot. ID:	IPI00298016

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PTPN22	Q9Y2R2	Y66	RYKDILPYDYSRVEL	100 / 9 AA	92
Phosphosite 1:	CD45	P08575	Y687	RYVDILPYDYNRVEL	88 / 9 AA	150
Phosphosite 2:	PTPRO	Q16827	Y974	RYTNILPYDFSRVRL	77 / 9 AA	138
Phosphosite 3:	PTPRA	P18433	Y277	RYVNILPYDHSRVHL	77 / 9 AA	91
Phosphosite 4:	PTPRH	Q9HD43	Y856	RYRNVLPYDWSRVPL	66 / 9 AA	122
Phosphosite 5:	PTPN20A	Q4JDL3	Y195	RYRDILPYDSTRVPL	77 / 9 AA	48
Phosphosite 6:	PTPN22	Q9Y2R2	Y68	KDILPYDYSRVELSL	100 / 7 AA	92
Phosphosite 7:	PTPRG	P23470	Y886	RYINILAYDHSRVKL	66 / 9 AA	162
Phosphosite 8:	PTPRJ	Q12913	Y1077	RYNNVLPYDISRVKL	66 / 9 AA	146
Phosphosite 9:	PTPRN	Q16849	Y746	RHPDFLPYDHARIKL	66 / 9 AA	106
Phosphosite 10:	PTPN13	Q12923	Y2249	RYKNILPYDATRVPL	66 / 9 AA	277
Phosphosite 11:	PTPRB	P23467	Y1739	RYNNILPYDATRVKL	66 / 9 AA	224
Phosphosite 12:	CD45	P08575	Y978	RNSNVIPYDYNRVPL	55 / 9 AA	150
Phosphosite 13:	CD45	P08575	Y689	VDILPYDYNRVELSE	85 / 7 AA	150
Phosphosite 14:	FEM1A	Q9BSK4	Y350	QLVLAYDYSREVNTT	85 / 7 AA	74
Phosphosite 15:	PTPN2	P17706	Y54	RYRDVSPYDHSRVKL	66 / 9 AA	49
Phosphosite 16:	ALKBH3	Q96Q83	Y143	YGELPYTYSRITMEP	85 / 7 AA	33
Phosphosite 17:	MIST	Q7Z7G1	Y286	PHENILPYKYTSWRP	62 / 8 AA	50
Phosphosite 18:	PTPRK	Q15262	Y922	RYGNIIAYDHSRVIL	55 / 9 AA	162
Phosphosite 19:	PTPRM	P28827	Y935	RYGNIIAYDHSRVRL	55 / 9 AA	164
Phosphosite 20:	HLCS	P50747	Y135	IPDLPYDYSSSLESV	85 / 7 AA	81