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:	Y503
P-Site Sequence:	ELNYSLPYDSKHQIR
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	Y503	ELNYSLPYDSKHQIR	100 / 9 AA	92
Phosphosite 1:	ApoL2	Q9BQE5	Y293	LDVVSLAYESKHLLE	75 / 8 AA	37
Phosphosite 2:	PTPN22	Q9Y2R2	S500	SSAELNYSLPYDSKH	100 / 6 AA	92
Phosphosite 3:	LPO	P22079	S348	LPYLPYDSKKPSPCE	100 / 6 AA	80
Phosphosite 4:	LPO	P22079	Y346	HGLPYLPYDSKKPSP	100 / 6 AA	80
Phosphosite 5:	PDGFRA	P16234	Y582	VDPMQLPYDSRWEFP	71 / 7 AA	123
Phosphosite 6:	PDGFRA	P16234	S584	PMQLPYDSRWEFPRD	71 / 7 AA	123
Phosphosite 7:	BAHCC1	Q9P281	Y2284	QAEFPLPYDSDCHSS	71 / 7 AA	277
Phosphosite 8:	RIPK2	O43353	Y257	INEESLPYDIPHRAR	75 / 8 AA	61
Phosphosite 9:	CLCN1	P35523	Y686	RKLSELPYDGKARLA	83 / 6 AA	109
Phosphosite 10:	PTPN20A	Q4JDL3	S197	RDILPYDSTRVPLGK	71 / 7 AA	48
Phosphosite 11:	PTPN20A	Q4JDL3	Y195	RYRDILPYDSTRVPL	71 / 7 AA	48
Phosphosite 12:	PHF19	Q5T6S3	Y464	SASTSLSYDSRWTVG	62 / 8 AA	66
Phosphosite 13:	FOLH1B	Q9HBA9	S320	EMKTYSLSFDSLFSA	71 / 7 AA	50
Phosphosite 14:	KIAA0562	O60308	Y379	INAESLPYDERPLPA	71 / 7 AA	104
Phosphosite 15:	VWF	P04275	Y113	DQRVSMPYASKGLYL	71 / 7 AA	309
Phosphosite 16:	ZNF556	Q9HAH1	Y259	MHAGGRPYECKHCGK	66 / 6 AA	52
Phosphosite 17:	PDGFRB	P09619	Y589	VDPMQLPYDSTWELP	71 / 7 AA	124
Phosphosite 18:	ZNF442	Q9H7R0	Y265	THTGEKPYECKHCSK	66 / 6 AA	73
Phosphosite 19:	ZNF700	Q9H0M5	Y676	KHRGEKPYECKHCGN	66 / 6 AA	86
Phosphosite 20:	PDGFRB	P09619	S591	PMQLPYDSTWELPRD	71 / 7 AA	124