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:	S218
P-Site Sequence:	VPPYSPGSSGPATPG
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	S218	VPPYSPGSSGPATPG	100 / 9 AA	27
Phosphosite 1:	PRRX2	Q99811	S219	PPYSPGSSGPATPGV	100 / 8 AA	27
Phosphosite 2:	LOC130074	A1KXE4	S9	NPVYSPGSSGVPYAN	100 / 7 AA	20
Phosphosite 3:	SLC26A9	Q7LBE3	S631	YITFSPDSSSPAQSE	66 / 9 AA	87
Phosphosite 4:	COL7A1	Q02388	S1690	RNGSPGSSGPKGDRG	100 / 7 AA	295
Phosphosite 5:	COL7A1	Q02388	S1689	GRNGSPGSSGPKGDR	100 / 7 AA	295
Phosphosite 6:	BSN	Q9UPA5	S3067	APQYSAGSGGPTQNG	66 / 9 AA	416
Phosphosite 7:	ZNF444	Q8N0Y2	S235	THPGSPGSPGPALRP	87 / 8 AA	35
Phosphosite 8:	COL4A3	Q01955	S606	GDPGSPGSPGPAGPA	87 / 8 AA	162
Phosphosite 9:	VCAN	P13611	S442	DMDDYSPSASGPLGK	75 / 8 AA	373
Phosphosite 10:	FGA	P02671	S325	TATWKPGSSGPGSTG	66 / 9 AA	95
Phosphosite 11:	KLF4	O43474	S139	SSSSPSSSGPASAPS	87 / 8 AA	50
Phosphosite 12:	KLF4	O43474	S138	SSSSSPSSSGPASAP	87 / 8 AA	50
Phosphosite 13:	LOC130074	A1KXE4	S6	__MNPVYSPGSSGVP	100 / 6 AA	20
Phosphosite 14:	CUL7	Q14999	S1664	TESLNPGSSGPNPPL	75 / 8 AA	191
Phosphosite 15:	DYN1	Q05193	S795	VPPARPGSRGPAPGP	75 / 8 AA	97
Phosphosite 16:	PRRX2	Q99811	S215	YSTVPPYSPGSSGPA	100 / 6 AA	27
Phosphosite 17:	COL4A6	Q14031	S817	GQPGTPGSSGPYGIK	85 / 7 AA	164
Phosphosite 18:	FRMPD1	Q5SYB0	S976	PHCSNPGSSGPDTAQ	85 / 7 AA	173
Phosphosite 19:	COL2A1	P02458	S400	GEPGTPGSPGPAGAS	75 / 8 AA	142
Phosphosite 20:	USP31	Q70CQ4	S44	GAGGPGASGPAAPSS	85 / 7 AA	147