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:	PRRX2
Human P-Site:	Y208
P-Site Sequence:	SWTASSPYSTVPPYS
UniProt:	Q99811
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PRRX2	Q99811	Y208	SWTASSPYSTVPPYS	100 / 9 AA	27
Phosphosite 1:	PRRX2	Q99811	S209	WTASSPYSTVPPYSP	100 / 8 AA	27
Phosphosite 2:	PRRX2	Q99811	T210	TASSPYSTVPPYSPG	100 / 7 AA	27
Phosphosite 3:	EBF3	Q9H4W6	Y519	GSSANSPYGIVPSSP	66 / 9 AA	65
Phosphosite 4:	EBF1	Q9UH73	Y515	GSAANSPYAIVPSSP	66 / 9 AA	64
Phosphosite 5:	NRL	P54845	Y44	ASLGSTPYSSVPPSP	66 / 9 AA	26
Phosphosite 6:	PRRX2	Q99811	S206	YLSWTASSPYSTVPP	100 / 7 AA	27
Phosphosite 7:	PHOX2B	Q99453	Y78	RDHQSSPYAAVPYKL	75 / 8 AA	32
Phosphosite 8:	NCOA2	Q15596	S912	IRNSSPYSVIPQPGM	75 / 8 AA	159
Phosphosite 9:	NCOA2	Q15596	Y911	PIRNSSPYSVIPQPG	75 / 8 AA	159
Phosphosite 10:	ACTN2	P35609	S600	ISSSNPYSTVTMDEL	85 / 7 AA	104
Phosphosite 11:	SPIRE1	Q08AE8	S634	RLPSKPYSTLPIFSL	75 / 8 AA	86
Phosphosite 12:	ACTN2	P35609	Y599	RISSSNPYSTVTMDE	75 / 8 AA	104
Phosphosite 13:	HGS	O14964	S198	GKCSSKYSTIPKFGI	75 / 8 AA	86
Phosphosite 14:	NRL	P54845	S45	SLGSTPYSSVPPSPT	75 / 8 AA	26
Phosphosite 15:	NCOR2	Q9Y618	T1607	IAKSPHSTVPEHHPH	85 / 7 AA	275
Phosphosite 16:	NCOR2	Q9Y618	S1606	EIAKSPHSTVPEHHP	85 / 7 AA	275
Phosphosite 17:	HGS	O14964	Y197	CGKCSSKYSTIPKFG	75 / 8 AA	86
Phosphosite 18:	ZNF219	Q9P2Y4	Y687	QADASPPYARVPSGE	66 / 9 AA	77
Phosphosite 19:	EFCAB3	Q8N7B9	S238	SGSDSPYSKIPIFPL	71 / 7 AA	50
Phosphosite 20:	EFCAB3	Q8N7B9	Y237	NSGSDSPYSKIPIFP	71 / 7 AA	50