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:	Y526
P-Site Sequence:	DSSALGVYSYIPLVE
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	Y526	DSSALGVYSYIPLVE	100 / 9 AA	92
Phosphosite 1:	PTPN22	Q9Y2R2	Y528	SALGVYSYIPLVENP	100 / 7 AA	92
Phosphosite 2:	MASP1	P48740	Y681	KKDRYGVYSYIHHNK	85 / 7 AA	79
Phosphosite 3:	SLITRK2	Q9H156	Y685	DKTDGHVYNYIPPPV	83 / 6 AA	95
Phosphosite 4:	DEPDC2	Q70Z35	Y1380	SRQALKVYFYIDSYH	75 / 8 AA	183
Phosphosite 5:	PTPN4	P29074	S175	SGYLSDYSFIPNQPQ	62 / 8 AA	106
Phosphosite 6:	SLITRK2	Q9H156	Y687	TDGHVYNYIPPPVGQ	83 / 6 AA	95
Phosphosite 7:	HEAT repeat-containing protein 7B1	A6NES4	Y331	DDLREQVYDYIPLLL	83 / 6 AA	193
Phosphosite 8:	HTF9C	Q8IZ69	Y62	PQPGLYSYIRDDLFT	71 / 7 AA	69
Phosphosite 9:	SORBS1	Q9BX66	Y1240	LFSYQALYSYIPQND	71 / 7 AA	142
Phosphosite 10:	MSH5	O43196	S153	RLLSGNYSFIPDAMT	71 / 7 AA	93
Phosphosite 11:	HTF9C	Q8IZ69	Y60	PGPQPGLYSYIRDDL	71 / 7 AA	69
Phosphosite 12:	SLITRK5	O94991	Y749	KTPAGHVYEYIPHPL	83 / 6 AA	107
Phosphosite 13:	PTPN4	P29074	Y174	LSGYLSDYSFIPNQP	62 / 8 AA	106
Phosphosite 14:	MSH5	O43196	Y152	QRLLSGNYSFIPDAM	71 / 7 AA	93
Phosphosite 15:	ST6GAL2	Q96JF0	Y454	MCREVHVYEYIPSVR	83 / 6 AA	60
Phosphosite 16:	HTF9C	Q8IZ69	S61	GPQPGLYSYIRDDLF	71 / 7 AA	69
Phosphosite 17:	SLITRK3	O94933	Y740	APPVGHVYEYIPHPV	83 / 6 AA	109
Phosphosite 18:	SLITRK5	O94991	Y751	PAGHVYEYIPHPLGH	83 / 6 AA	107
Phosphosite 19:	SLITRK3	O94933	Y742	PVGHVYEYIPHPVTQ	83 / 6 AA	109
Phosphosite 20:	IFLTD1	Q8N9Z9	Y17	KEDKLGVYSLVHFSP	62 / 8 AA	43