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:	COL4A3
Human P-Site:	S678
P-Site Sequence:	GPPGIPGSLGKCGDP
UniProt:	Q01955
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	COL4A3	Q01955	S678	GPPGIPGSLGKCGDP	100 / 9 AA	162
Phosphosite 1:	COL4A3	Q01955	S1016	GLRGIPGSMGNMGMP	75 / 8 AA	162
Phosphosite 2:	COL4A6	Q14031	S928	GLKGIPGSTGKMGPS	87 / 8 AA	164
Phosphosite 3:	GPRIN1	Q7Z2K8	S341	SGTGAPGSLGRLDPT	75 / 8 AA	102
Phosphosite 4:	SHROOM2	Q13796	S377	WRSAHPGSLGKGSGG	100 / 6 AA	176
Phosphosite 5:	SALL1	Q9NSC2	S1266	GIPPIPGSLGSGNSS	100 / 6 AA	140
Phosphosite 6:	Rap1GAP2	Q684P5	S526	HSGGIPGSLSGGISH	100 / 6 AA	80
Phosphosite 7:	CAMTA1	Q9Y6Y1	S1142	RAISIPDSLGRLPLG	62 / 8 AA	184
Phosphosite 8:	GLDC	P23378	S511	ECRGIPGSVFKRTSP	75 / 8 AA	113
Phosphosite 9:	ZNF469	Q96JG9	S1709	GPQLDAGSLAKCSPD	71 / 7 AA	259
Phosphosite 10:	Hn1	Q9UK76	S115	VDTDLPGSLGQSEEK	55 / 9 AA	16
Phosphosite 11:	KIFAP3	Q92845	S758	GQHSFPGSLGMDGFG	71 / 7 AA	91
Phosphosite 12:	C11orf86	A6NJI1	S68	AQERVPGSLGDTEQL	83 / 6 AA	13
Phosphosite 13:	GRM4	Q14833	S30	YGPWMPSSLGKPKGH	71 / 7 AA	102
Phosphosite 14:	GRM4	Q14833	S29	LYGPWMPSSLGKPKG	71 / 7 AA	102
Phosphosite 15:	UMOD	P07911	S343	GANDMKVSLGKCQLK	55 / 9 AA	70
Phosphosite 16:	COL10A1	Q03692	S354	GPKGIPGSHGLPGPK	85 / 7 AA	66
Phosphosite 17:	COL4A1	P02462	S1161	GSDGIPGSAGEKGEP	85 / 7 AA	161
Phosphosite 18:	FBN2	P35556	S429	PMGGIPGSAGSRPGG	85 / 7 AA	315
Phosphosite 19:	USP24	Q9UPU5	S149	IPYKREESLGKCLLA	83 / 6 AA	294
Phosphosite 20:	TPTE	P56180	S447	KVVFSTISLGKCSVL	100 / 5 AA	64