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:	S643
P-Site Sequence:	PNVPKSLSSAVKVKI
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	S643	PNVPKSLSSAVKVKI	100 / 9 AA	92
Phosphosite 1:	PTPN22	Q9Y2R2	S641	FSPNVPKSLSSAVKV	100 / 7 AA	92
Phosphosite 2:	SMS2	Q8NHU3	S46	NGKPKSLSSGLRKGT	66 / 9 AA	42
Phosphosite 3:	TBC1D18	Q5R372	S532	GARPKGLSTLVKSGV	66 / 9 AA	92
Phosphosite 4:	ETAA1	Q9NY74	S344	NKTPRSLSSQVDTPI	75 / 8 AA	103
Phosphosite 5:	ZDHHC5	Q9C0B5	S679	KSNGQPKSLGSASPG	85 / 7 AA	78
Phosphosite 6:	MLL	Q03164	S3502	LEQNKALSSAVQASP	75 / 8 AA	432
Phosphosite 7:	TSSK2	Q96PF2	S121	RKMFRQLSSAVKYCH	75 / 8 AA	41
Phosphosite 8:	TCF9	P16383	S129	SLGEKELSSTVKIPD	75 / 8 AA	89
Phosphosite 9:	SMS2	Q8NHU3	S44	NGNGKPKSLSSGLRK	85 / 7 AA	42
Phosphosite 10:	TCF9	P16383	S130	LGEKELSSTVKIPDA	75 / 8 AA	89
Phosphosite 11:	SLC26A10	Q8NG04	S14	SLMSAPKSLGSAFKS	85 / 7 AA	60
Phosphosite 12:	SYN1	P17600	S81	GGFFSSLSNAVKQTT	85 / 7 AA	74
Phosphosite 13:	TH	P07101	S128	ATKPSALSRAVKVFE	66 / 9 AA	59
Phosphosite 14:	ASPSCR1	Q9BZE9	S274	AKLPKSLSSPGGPSK	85 / 7 AA	60
Phosphosite 15:	GDF9	O60383	S170	NNSVSFSSAVKCVCN	85 / 7 AA	51
Phosphosite 16:	CLSPN	Q9HAW4	S718	GFLSVPKSLSSDSTL	100 / 6 AA	151
Phosphosite 17:	CLSPN	Q9HAW4	S720	LSVPKSLSSDSTLLL	100 / 6 AA	151
Phosphosite 18:	CIDEC	Q96AQ7	S17	LLYPKSLSRHVSVRT	75 / 8 AA	27
Phosphosite 19:	ANK3	Q12955	S1702	TMASSLSSPVKQMPG	85 / 7 AA	480
Phosphosite 20:	THNSL2	Q86YJ6	S303	QQGDFSLSEAVKSTL	85 / 7 AA	54