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:	S588
P-Site Sequence:	LSRHLYISSSNPDLI
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	S588	LSRHLYISSSNPDLI	100 / 9 AA	133
Phosphosite 1:	PTPN21	Q16825	S589	SRHLYISSSNPDLIT	100 / 8 AA	133
Phosphosite 2:	PTPN21	Q16825	Y586	PDLSRHLYISSSNPD	100 / 7 AA	133
Phosphosite 3:	PTPN21	Q16825	S590	RHLYISSSNPDLITR	100 / 7 AA	133
Phosphosite 4:	ADARB1	P78563	Y445	ENVQFHLYISTSPCG	85 / 7 AA	81
Phosphosite 5:	CNTN3	Q9P232	S184	ETGHLYISKVEPSDV	66 / 9 AA	113
Phosphosite 6:	ANKRD26	Q9UPS8	S1633	PRENLVISTSNPRAS	66 / 9 AA	196
Phosphosite 7:	Shb	Q15464	S164	GSPHLYRSSSERRPA	66 / 9 AA	55
Phosphosite 8:	ADAD2	Q8NCV1	Y338	PRVFLHLYISNTPKG	71 / 7 AA	62
Phosphosite 9:	PLA1A	Q53H76	Y267	HMRAVHLYISALENS	83 / 6 AA	50
Phosphosite 10:	EXOC4	Q96A65	Y201	DELHRHLYIKSTSRV	71 / 7 AA	110
Phosphosite 11:	EML6	Q6ZMW3	S1704	PSKDLFISASNDGTA	62 / 8 AA	217
Phosphosite 12:	CNTN3	Q9P232	Y182	SQETGHLYISKVEPS	100 / 5 AA	113
Phosphosite 13:	Shb	Q15464	Y162	SSGSPHLYRSSSERR	85 / 7 AA	55
Phosphosite 14:	ZNF644	Q9H582	S777	NSLHLFSSSSNSHNN	66 / 9 AA	150
Phosphosite 15:	PSG9	Q00887	S152	ETPKPYISSSNLNPR	100 / 6 AA	48
Phosphosite 16:	PSG9	Q00887	S154	PKPYISSSNLNPREA	100 / 6 AA	48
Phosphosite 17:	ZNF644	Q9H582	S776	LNSLHLFSSSSNSHN	75 / 8 AA	150
Phosphosite 18:	ACTN2	P35609	S594	QSYNIRISSSNPYST	66 / 9 AA	104
Phosphosite 19:	FAM161A	Q3B820	S173	SSSLYVSSSEEELPN	71 / 7 AA	77
Phosphosite 20:	CLIC1	O00299	S121	FSAYIKNSNPALNDN	71 / 7 AA	27