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:	S78
P-Site Sequence:	REPSGGSSGSEAAPQ
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	S78	REPSGGSSGSEAAPQ	100 / 9 AA	27
Phosphosite 1:	PRRX2	Q99811	S80	PSGGSSGSEAAPQDG	100 / 7 AA	27
Phosphosite 2:	CAPRIN1	Q14444	S26	PPSGSSGSEAAAGAG	100 / 7 AA	78
Phosphosite 3:	Cezanne	Q6GQQ9	S543	GTGLGGSSGTETLEK	75 / 8 AA	93
Phosphosite 4:	SH3BP5L	Q7L8J4	S43	PGGGGSSSSEAKLSP	87 / 8 AA	43
Phosphosite 5:	HDGFRP2	Q7Z4V5	S370	ERGSGGSSGDELRED	87 / 8 AA	74
Phosphosite 6:	ASTN2	O75129	S401	FGRAKGTSGSEADDE	85 / 7 AA	148
Phosphosite 7:	SH3BP5L	Q7L8J4	S42	EPGGGGSSSSEAKLS	87 / 8 AA	43
Phosphosite 8:	HDGFRP2	Q7Z4V5	S369	AERGSGGSSGDELRE	87 / 8 AA	74
Phosphosite 9:	ASTN2	O75129	S403	RAKGTSGSEADDETQ	85 / 7 AA	148
Phosphosite 10:	TMEM39B	Q9GZU3	S27	PGSSGGSSGSHTSSA	77 / 9 AA	56
Phosphosite 11:	KIF26A	Q9ULI4	S1658	FHHSGGSSGYESLRR	87 / 8 AA	190
Phosphosite 12:	ZFP106	Q9H2Y7	S1302	EEPTKGNSGSEACTS	85 / 7 AA	209
Phosphosite 13:	KIF26B	Q2KJY2	S1896	FYHSGGSSGYESVMR	87 / 8 AA	224
Phosphosite 14:	FLG	P20930	S743	DSGHRGSSGSQATDS	85 / 7 AA	435
Phosphosite 15:	FLG	P20930	S418	DRGHRGSSGSQASDS	85 / 7 AA	435
Phosphosite 16:	FLG	P20930	S2364	DSGHRGSSGSQASDS	85 / 7 AA	435
Phosphosite 17:	FLG	P20930	S1715	DSGNRGSSGSQASDS	85 / 7 AA	435
Phosphosite 18:	ZFP106	Q9H2Y7	S1304	PTKGNSGSEACTSSF	85 / 7 AA	209
Phosphosite 19:	FLG	P20930	S3336	DSRHWGSSGSQASDS	85 / 7 AA	435
Phosphosite 20:	FLG	P20930	S1067	DSGHWGSSGSQASDS	85 / 7 AA	435