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:	Y69
P-Site Sequence:	TYFSLWYYNKQNQRR
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	Y69	TYFSLWYYNKQNQRR	100 / 9 AA	133
Phosphosite 1:	PTPN21	Q16825	Y68	VTYFSLWYYNKQNQR	100 / 8 AA	133
Phosphosite 2:	COL28A1	Q2UY09	Y1089	GEYVVRWYYDKQVNS	83 / 6 AA	117
Phosphosite 3:	ChaK2	Q9BX84	Y783	DFQFMWYYSDQNASS	62 / 8 AA	232
Phosphosite 4:	Kv5.1	Q9H3M0	Y413	INNFVRYYNKQRVLE	71 / 7 AA	56
Phosphosite 5:	ASTN1	O14525	Y880	EESCSIWYPNKQVQR	75 / 8 AA	145
Phosphosite 6:	TOP1	P11387	Y538	GKDSIRYYNKVPVEK	71 / 7 AA	91
Phosphosite 7:	TOP1	P11387	Y537	LGKDSIRYYNKVPVE	71 / 7 AA	91
Phosphosite 8:	CELSR3	Q9NYQ7	Y1608	HTVHLRYYNKPRTDA	71 / 7 AA	358
Phosphosite 9:	MEIG1	Q5JSS6	Y68	RRDNTFYYYNKQREC	62 / 8 AA	11
Phosphosite 10:	ESYT1	Q9BSJ8	Y982	VKLTLWYYSEERKLV	50 / 8 AA	123
Phosphosite 11:	MEIG1	Q5JSS6	Y69	RDNTFYYYNKQRECD	62 / 8 AA	11
Phosphosite 12:	ESYT1	Q9BSJ8	Y981	QVKLTLWYYSEERKL	50 / 8 AA	123
Phosphosite 13:	RHOBTB3	O94955	Y406	ARKPLWFYNTSLKFF	57 / 7 AA	69
Phosphosite 14:	USP32	Q8NFA0	Y671	EDMRLWLYNSENYLT	62 / 8 AA	182
Phosphosite 15:	ESYT1	Q9BSJ8	S983	KLTLWYYSEERKLVS	57 / 7 AA	123
Phosphosite 16:	NOL11	Q9H8H0	Y313	GTSGQLWYYGEHLFM	57 / 7 AA	81
Phosphosite 17:	NOL11	Q9H8H0	Y314	TSGQLWYYGEHLFML	57 / 7 AA	81
Phosphosite 18:	ESYT1	Q9BSJ8	T978	PLGQVKLTLWYYSEE	80 / 5 AA	123
Phosphosite 19:	APC2	O95996	S157	KEKLWYYSQLQGLSK	66 / 6 AA	244
Phosphosite 20:	TBC1D26	Q86UD7	S224	ERHSLWYSTAQILPG	62 / 8 AA	29