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:	PTPN21
Human P-Site:	T453
P-Site Sequence:	RPTPDYETVMKQLNR
UniProt:	Q16825
Intern. Prot. ID:	IPI00004388

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PTPN21	Q16825	T453	RPTPDYETVMKQLNR	100 / 9 AA	133
Phosphosite 1:	PTPN14	Q15678	T447	RPTPDYETVMRQMKR	88 / 9 AA	135
Phosphosite 2:	PTPN21	Q16825	Y451	SYRPTPDYETVMKQL	100 / 7 AA	133
Phosphosite 3:	PTPN14	Q15678	Y445	SYRPTPDYETVMRQM	100 / 7 AA	135
Phosphosite 4:	ATAD2	Q6PL18	T1023	DEVPDYVTVIKQPMD	77 / 9 AA	159
Phosphosite 5:	CSTF3	Q12996	T225	RVAKEYETVMKGLDR	85 / 7 AA	83
Phosphosite 6:	PPP5C	P53041	T121	AALRDYETVVKVKPH	75 / 8 AA	57
Phosphosite 7:	CYFIP2	Q96F07	T772	PPSNRYETLLKQRHV	71 / 7 AA	148
Phosphosite 8:	CYFIP1	Q7L576	T748	PPSNRYETLLKQRHV	71 / 7 AA	145
Phosphosite 9:	CSTF3	Q12996	Y223	ARRVAKEYETVMKGL	83 / 6 AA	83
Phosphosite 10:	DNAJC3	Q13217	S293	DATSKYESVMKTEPS	62 / 8 AA	58
Phosphosite 11:	ERCC6L	Q2NKX8	T1202	EATNDYETLVKRGKE	62 / 8 AA	141
Phosphosite 12:	DOCK10	Q96BY6	T55	LEPLDYETVIEELEK	62 / 8 AA	249
Phosphosite 13:	ADSL	P30566	S474	PLLKPYESVMKVKAE	83 / 6 AA	55
Phosphosite 14:	SYNE2	Q8WXH0	T2099	EGDARIETIMKQAES	83 / 6 AA	796
Phosphosite 15:	KIF26B	Q2KJY2	S1900	GGSSGYESVMRDSEA	44 / 9 AA	224
Phosphosite 16:	DDX25	Q9UHL0	T427	GEEPDYETYLHRIGR	55 / 9 AA	55
Phosphosite 17:	CDKL3	Q8IVW4	T17	VGEGSYGTVMKCKHK	83 / 6 AA	68
Phosphosite 18:	CANP	Q6SJ93	T29	RPEVSKDTVMKQTHA	83 / 6 AA	85
Phosphosite 19:	PPP5C	P53041	Y119	FRAALRDYETVVKVK	71 / 7 AA	57
Phosphosite 20:	DOCK10	Q96BY6	Y53	RLLEPLDYETVIEEL	83 / 6 AA	249