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:	S1099
P-Site Sequence:	NSTSDPQSPNPPLLV
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	S1099	NSTSDPQSPNPPLLV	100 / 9 AA	133
Phosphosite 1:	RB1CC1	Q8TDY2	S756	NPISDPQSPEMMVES	85 / 7 AA	183
Phosphosite 2:	KIF15	Q9NS87	S1141	SAAEDPQSPKTPPHF	75 / 8 AA	160
Phosphosite 3:	TMEM132A	Q24JP5	S913	SRQLDRQSPGPPKGE	75 / 8 AA	110
Phosphosite 4:	ZMYM3	Q14202	S186	LPQGQPQSPNAPPSP	66 / 9 AA	152
Phosphosite 5:	LAMA2	P24043	S3050	GNQVEAQSPNPASTS	62 / 8 AA	343
Phosphosite 6:	HAX1	O00165	S255	SPRGDPESPRPPALD	66 / 9 AA	32
Phosphosite 7:	UBR4	Q5T4S7	S724	LVTSDLQSPNLQNTL	85 / 7 AA	574
Phosphosite 8:	TNIK	Q9UKE5	S644	RQNSDPTSENPPLPT	77 / 9 AA	155
Phosphosite 9:	Putative zinc finger and BTB domain-containing protein 12-like protein	A6NH08	S130	GPQSQPRSPHPPPPL	66 / 9 AA	41
Phosphosite 10:	TAO1	Q7L7X3	S421	TRASDPQSPPQVSRH	100 / 6 AA	116
Phosphosite 11:	KIAA1522	Q9P206	S620	PPPSKPRSPNPAAPA	75 / 8 AA	107
Phosphosite 12:	PDE4B	Q07343	S659	YQSMIPQSPSPPLDE	85 / 7 AA	83
Phosphosite 13:	NEDD4L	Q96PU5	S479	DTLSNPQSPQPSPYN	75 / 8 AA	112
Phosphosite 14:	PDE4B	Q07343	S661	SMIPQSPSPPLDEQN	85 / 7 AA	83
Phosphosite 15:	CBX2	Q14781	S473	SSDSDPDSASPPSTG	66 / 9 AA	56
Phosphosite 16:	MAP1A	P78559	S2124	QPEKEAQSPSPPHPI	62 / 8 AA	306
Phosphosite 17:	B4GALNT4	Q76KP1	S461	PPRSGPQSPAPAAPA	75 / 8 AA	117
Phosphosite 18:	PITRM1	Q5JRX3	T194	ENPSDPQTPLVFKGV	83 / 6 AA	117
Phosphosite 19:	CREBBP	Q92793	T1902	QQPSTPQTPQPPAQP	66 / 9 AA	265
Phosphosite 20:	ZFHX4	Q86UP3	S2864	SSIADPSSPNPFGSS	75 / 8 AA	394