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:	S19
P-Site Sequence:	TRRYTVSSKSCLVAR
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	S19	TRRYTVSSKSCLVAR	100 / 9 AA	133
Phosphosite 1:	PTPN21	Q16825	S18	RTRRYTVSSKSCLVA	100 / 8 AA	133
Phosphosite 2:	SNX32	Q86XE0	T46	KVKFTVQTKSCLPHF	66 / 9 AA	46
Phosphosite 3:	PTPN21	Q16825	S21	RYTVSSKSCLVARIQ	100 / 7 AA	133
Phosphosite 4:	GPR21	Q99679	S340	NDPYTVRSKGPLNGC	66 / 9 AA	40
Phosphosite 5:	A530057A03Rik	Q6NUI2	S390	SLQEYIVSARSCWGG	62 / 8 AA	88
Phosphosite 6:	JAK3	P52333	Y190	ELLKTVSYKACLPPS	75 / 8 AA	125
Phosphosite 7:	PTPN21	Q16825	T16	LKRTRRYTVSSKSCL	100 / 6 AA	133
Phosphosite 8:	ARHGEF17	Q96PE2	S1478	RKLASSKSCLDPEFL	85 / 7 AA	222
Phosphosite 9:	MUC3A	Q02505	S949	TSVYTVSSMSARPTS	85 / 7 AA	266
Phosphosite 10:	LMX1A	Q8TE12	S217	FKASFEVSSKPCRKV	62 / 8 AA	43
Phosphosite 11:	LMX1B	O60663	S218	FKASFEVSSKPCRKV	62 / 8 AA	42
Phosphosite 12:	ARHGEF17	Q96PE2	S1476	AKRKLASSKSCLDPE	85 / 7 AA	222
Phosphosite 13:	KIAA1602	Q9HCH0	S766	LEPVSPRSCLTKVEL	71 / 7 AA	139
Phosphosite 14:	LATS1	O95835	S27	ASNYTVSSRQMLQEI	66 / 9 AA	127
Phosphosite 15:	GPR160	Q9UJ42	S236	HSSYTVRSKKIFLSK	55 / 9 AA	40
Phosphosite 16:	HIPK1	Q86Z02	S854	KQSAPVSSKSSLDVL	85 / 7 AA	131
Phosphosite 17:	SORBS1	Q9BX66	S1149	GPKISKKSCLKPSDV	71 / 7 AA	142
Phosphosite 18:	LATS1	O95835	S26	PASNYTVSSRQMLQE	83 / 6 AA	127
Phosphosite 19:	PALLD	Q8WX93	T1307	KEDAGWYTVSAKNEA	83 / 6 AA	151
Phosphosite 20:	LATS1	O95835	T24	TFPASNYTVSSRQML	83 / 6 AA	127