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:	Y409
P-Site Sequence:	SLNNPQPYLQPSPMS
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	Y409	SLNNPQPYLQPSPMS	100 / 9 AA	133
Phosphosite 1:	KIAA1688	Q9C0H5	Y648	NLASPEPYLHPSQSE	66 / 9 AA	121
Phosphosite 2:	UBQLNL	Q8IYU4	Y257	YPLNPQPYLGLETMP	100 / 6 AA	53
Phosphosite 3:	EAP1	Q9H1B7	Y499	ADMLPQPYLDASCPM	75 / 8 AA	83
Phosphosite 4:	MAML1	Q92585	Y481	SPRPGGPYLQPSHVN	100 / 6 AA	108
Phosphosite 5:	FER1L4	A9Z1Z3	Y1001	VDLPEQPYLQPPLSI	100 / 6 AA	201
Phosphosite 6:	DDX17	Q92841	Y159	VHINHQPYLERGDGP	55 / 9 AA	72
Phosphosite 7:	TAF4	O00268	Y652	LNSSPQPYLVPFLKR	75 / 8 AA	110
Phosphosite 8:	HECW2	Q9P2P5	Y208	MFFNPDPYLKMSIQP	66 / 9 AA	176
Phosphosite 9:	HECW1	Q76N89	Y228	MFFNPDPYLKISIQP	66 / 9 AA	180
Phosphosite 10:	TADA1	Q96BN2	Y217	SNVTPQPYLKNSVVA	66 / 9 AA	37
Phosphosite 11:	PARC	Q8IWT3	Y480	DGLYPLPYLQPEPQK	75 / 8 AA	281
Phosphosite 12:	ARHGEF10	O15013	Y906	AAYNPEPYLNNESQP	83 / 6 AA	152
Phosphosite 13:	DAZ3	Q9NR90	Y151	RNPNTETYLQPQITP	62 / 8 AA	55
Phosphosite 14:	DAZ1	Q9NQZ3	Y151	RNPNTETYLQPQITP	62 / 8 AA	83
Phosphosite 15:	RAVER2	Q9HCJ3	Y528	NFSGSQPYLQSFPNL	62 / 8 AA	74
Phosphosite 16:	CYP51A1	Q16850	Y426	LDFNPDRYLQDNPAS	71 / 7 AA	57
Phosphosite 17:	LBP	P18428	Y212	VSSDLQPYLQTLPVT	71 / 7 AA	53
Phosphosite 18:	PHC2	Q8IXK0	Y627	DSEMEEPYLQESKEE	71 / 7 AA	91
Phosphosite 19:	UFSP2	Q9NUQ7	T266	GYIRNPHTYLNPPNM	62 / 8 AA	53
Phosphosite 20:	PTPN21	Q16825	Y337	SLPKPQPYVMPPPPQ	62 / 8 AA	133