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:	S700
P-Site Sequence:	LRYGHKKSLSDATML
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	S700	LRYGHKKSLSDATML	100 / 9 AA	133
Phosphosite 1:	DDEF1	Q9ULH1	T837	PPPGHKRTLSDPPSP	66 / 9 AA	106
Phosphosite 2:	NckAP1	Q9Y2A7	S202	EFVPHSKSLSDALIS	87 / 8 AA	129
Phosphosite 3:	PTPN14	Q15678	T697	PQYHHKKTFSDATML	75 / 8 AA	135
Phosphosite 4:	PTPN21	Q16825	S702	YGHKKSLSDATMLIH	100 / 7 AA	133
Phosphosite 5:	EPPK1	P58107	S275	LPEGHKKSFFQAATE	66 / 9 AA	553
Phosphosite 6:	MLN	P12872	S50	RNKGQKKSLSVWQRS	85 / 7 AA	12
Phosphosite 7:	KCNIP2	Q9NS61	S9	RGQGRKESLSDSRDL	66 / 9 AA	31
Phosphosite 8:	piccolo	Q9Y6V0	S4125	KQSKHKKSLIDPKMS	75 / 8 AA	567
Phosphosite 9:	Uncharacterized protein DKFZp781G0119	Q68DL7	S398	SVQGRKKSLSIRAPQ	85 / 7 AA	77
Phosphosite 10:	ARHGEF17	Q96PE2	S829	APKKKSLSDPSRRGE	85 / 7 AA	222
Phosphosite 11:	ARHGEF17	Q96PE2	S827	GKAPKKKSLSDPSRR	85 / 7 AA	222
Phosphosite 12:	TRIM15	Q9C019	S324	RYTRQKKSLPDSPLR	62 / 8 AA	52
Phosphosite 13:	GRLF1	Q9NRY4	S589	SDRNQKNSLSDPNID	62 / 8 AA	172
Phosphosite 14:	DLGAP5	Q15398	S28	TKIAHRKSLSQKENR	62 / 8 AA	95
Phosphosite 15:	VSX2	P58304	S259	LLGMHKKSLEAAAES	75 / 8 AA	39
Phosphosite 16:	NckAP1	Q9Y2A7	S204	VPHSKSLSDALISLQ	100 / 6 AA	129
Phosphosite 17:	NOTCH2	Q04721	S2134	KGSRRKKSLSEKVQL	71 / 7 AA	265
Phosphosite 18:	DCBLD1	Q8N8Z6	S633	PQPGHKHSLSSGGFS	85 / 7 AA	78
Phosphosite 19:	KLF10	Q13118	S121	PSTVHFKSLSDTAKP	75 / 8 AA	53
Phosphosite 20:	SLC25A28	Q96A46	S160	EKLKKTLSDVIHPGG	71 / 7 AA	39