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:	S431
P-Site Sequence:	GSPGLPGSPGPPGPP
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	S431	GSPGLPGSPGPPGPP	100 / 9 AA	162
Phosphosite 1:	COL16A1	Q07092	S1199	GPSGLPGSPGPPGPP	100 / 9 AA	158
Phosphosite 2:	WNT6	Q9Y6F9	T151	RPSGLPGTPGPPGPA	88 / 9 AA	40
Phosphosite 3:	COL7A1	Q02388	T2083	GPPGLPGTPGPPGPP	88 / 9 AA	295
Phosphosite 4:	COL7A1	Q02388	S1431	GLPGLPGSPGPQGPV	100 / 8 AA	295
Phosphosite 5:	COL19A1	Q14993	S1107	SALGLPGSPGAPGPQ	88 / 9 AA	115
Phosphosite 6:	COL5A1	P20908	S1454	GEQGLPGSPGPDGPP	100 / 8 AA	184
Phosphosite 7:	COL4A3	Q01955	S1359	KIISLPGSPGPPGTP	100 / 8 AA	162
Phosphosite 8:	COL7A1	Q02388	S2378	PGVGVPGSPGPPGPP	88 / 9 AA	295
Phosphosite 9:	COL4A4	P53420	S1425	GVDGVPGSPGPPGRK	88 / 9 AA	164
Phosphosite 10:	PRKD2	Q9BZL6	S14	YPAGLPGSPGPGSPP	100 / 8 AA	97
Phosphosite 11:	COL4A1	P02462	T1140	GEAGLPGTPGPTGPA	87 / 8 AA	161
Phosphosite 12:	COL4A1	P02462	T183	GFPGIPGTPGPPGLP	77 / 9 AA	161
Phosphosite 13:	COL4A6	Q14031	T686	GSRGLPGTPGQPGSS	77 / 9 AA	164
Phosphosite 14:	COL4A5	P29400	T1126	GLPGFPGTPGPPGPK	77 / 9 AA	161
Phosphosite 15:	COL4A1	P02462	S1433	GPDGLPGSMGPPGTP	88 / 9 AA	161
Phosphosite 16:	COL19A1	Q14993	S1093	PGIGLPGSPGLPGTS	88 / 9 AA	115
Phosphosite 17:	COL16A1	Q07092	S1043	GPPGMRGSPGPPGPI	77 / 9 AA	158
Phosphosite 18:	COL4A1	P02462	S656	GAEGLPGSPGFPGPQ	88 / 9 AA	161
Phosphosite 19:	COL19A1	Q14993	T654	GLPGLPGTPGTPGND	77 / 9 AA	115
Phosphosite 20:	COL5A2	P05997	S1081	GPAGLPGSQGAPGTP	77 / 9 AA	145