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:	Y68
P-Site Sequence:	VTYFSLWYYNKQNQR
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	Y68	VTYFSLWYYNKQNQR	100 / 9 AA	133
Phosphosite 1:	PTPN21	Q16825	Y69	TYFSLWYYNKQNQRR	100 / 8 AA	133
Phosphosite 2:	COL28A1	Q2UY09	Y1089	GEYVVRWYYDKQVNS	83 / 6 AA	117
Phosphosite 3:	Kv5.1	Q9H3M0	Y413	INNFVRYYNKQRVLE	71 / 7 AA	56
Phosphosite 4:	MT-ND5	P03915	Y107	IMEFSLWYMNSDPNI	66 / 9 AA	67
Phosphosite 5:	ASTN1	O14525	Y880	EESCSIWYPNKQVQR	75 / 8 AA	145
Phosphosite 6:	ESYT1	Q9BSJ8	Y981	QVKLTLWYYSEERKL	44 / 9 AA	123
Phosphosite 7:	TOP1	P11387	Y538	GKDSIRYYNKVPVEK	71 / 7 AA	91
Phosphosite 8:	TOP1	P11387	Y537	LGKDSIRYYNKVPVE	71 / 7 AA	91
Phosphosite 9:	CELSR3	Q9NYQ7	Y1608	HTVHLRYYNKPRTDA	71 / 7 AA	358
Phosphosite 10:	C10orf81	Q5SXH7	Y55	EKSFSLSYYKDHHHR	55 / 9 AA	52
Phosphosite 11:	ESYT1	Q9BSJ8	Y982	VKLTLWYYSEERKLV	50 / 8 AA	123
Phosphosite 12:	MTTP	P55157	S768	ISGAMEFSLWYRESK	100 / 5 AA	99
Phosphosite 13:	MEIG1	Q5JSS6	Y69	RDNTFYYYNKQRECD	62 / 8 AA	11
Phosphosite 14:	MEIG1	Q5JSS6	Y68	RRDNTFYYYNKQREC	62 / 8 AA	11
Phosphosite 15:	C10orf81	Q5SXH7	S54	GEKSFSLSYYKDHHH	71 / 7 AA	52
Phosphosite 16:	ESYT1	Q9BSJ8	S983	KLTLWYYSEERKLVS	57 / 7 AA	123
Phosphosite 17:	RHOBTB3	O94955	Y406	ARKPLWFYNTSLKFF	57 / 7 AA	69
Phosphosite 18:	NOL11	Q9H8H0	Y313	GTSGQLWYYGEHLFM	57 / 7 AA	81
Phosphosite 19:	ESYT1	Q9BSJ8	T978	PLGQVKLTLWYYSEE	66 / 6 AA	123
Phosphosite 20:	DNAH3	Q8TD57	Y2639	VKKLSLDYYNKLRRH	75 / 8 AA	471