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:	S78
P-Site Sequence:	VELSLITSDEDSSYI
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	S78	VELSLITSDEDSSYI	100 / 9 AA	92
Phosphosite 1:	CACNB4	O00305	T457	IERRSLMTSDENYHN	75 / 8 AA	58
Phosphosite 2:	CACNB4	O00305	S458	ERRSLMTSDENYHNE	75 / 8 AA	58
Phosphosite 3:	ZNF148	Q9UQR1	S297	IKGGLLTSEEDSGFS	66 / 9 AA	89
Phosphosite 4:	TP53BP1	Q12888	S1673	GKRKLITSEEERSPA	62 / 8 AA	214
Phosphosite 5:	TP53BP1	Q12888	T1672	SGKRKLITSEEERSP	71 / 7 AA	214
Phosphosite 6:	KLHL20	Q9Y2M5	S279	GSDPLIKSDEECRDL	55 / 9 AA	68
Phosphosite 7:	SPEG	Q15772	S826	PFSSPITSDEEYLSP	75 / 8 AA	354
Phosphosite 8:	SPEG	Q15772	T825	SPFSSPITSDEEYLS	75 / 8 AA	354
Phosphosite 9:	KIAA0408	Q6ZU52	S153	AWPDLRTSEEDSKSC	75 / 8 AA	79
Phosphosite 10:	APC	P25054	T648	NVSSLIATNEDHRQI	62 / 8 AA	312
Phosphosite 11:	DDX50	Q9BQ39	T582	FEPRSLITSDKGFVT	75 / 8 AA	83
Phosphosite 12:	DDX50	Q9BQ39	S583	EPRSLITSDKGFVTM	75 / 8 AA	83
Phosphosite 13:	CDH18	Q13634	S647	KKEPLIISEEDVREN	62 / 8 AA	88
Phosphosite 14:	SCN4A	P35499	S813	SADSLAASDEDGEMN	66 / 9 AA	208
Phosphosite 15:	VSX1	Q9NZR4	S141	RSDSVSTSDEDSQSE	77 / 9 AA	38
Phosphosite 16:	UBXD3	Q96LJ8	S159	ETGTMKTSEEDSRAR	55 / 9 AA	31
Phosphosite 17:	CNGB1	Q14028	S593	LIDPDVTSDEESPKP	71 / 7 AA	102
Phosphosite 18:	WDR35	Q9P2L0	S89	QYQKLTTSDENGLII	62 / 8 AA	134
Phosphosite 19:	RSK2	P51812	S392	FSFVAITSDDESQAT	71 / 7 AA	84
Phosphosite 20:	SORCS1	Q8WY21	S259	ESSLLISSDEGATYQ	62 / 8 AA	130