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:	COL4A1
Human P-Site:	S578
P-Site Sequence:	GPKGSPGSVGLKGER
UniProt:	P02462
Intern. Prot. ID:	IPI00743696

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	COL4A1	P02462	S578	GPKGSPGSVGLKGER	100 / 9 AA	161
Phosphosite 1:	VAV2	P52735	S54	LHNLSPGSIDLKDIN	75 / 8 AA	101
Phosphosite 2:	CELSR3	Q9NYQ7	S2291	APGGSPGSAGLVRHL	87 / 8 AA	358
Phosphosite 3:	COL9A1	P20849	S336	GPDGSPGSIGSKGQK	77 / 9 AA	92
Phosphosite 4:	COL4A1	P02462	S1104	GLKGSPGSVGYPGSP	87 / 8 AA	161
Phosphosite 5:	COL9A3	Q14050	S224	GPAGLPGSVGLQGPR	77 / 9 AA	64
Phosphosite 6:	COL5A1	P20908	S578	GPVGPPGSGGLKGEP	77 / 9 AA	184
Phosphosite 7:	COL4A4	P53420	S1034	GPPGPPGSTGLRGFI	66 / 9 AA	164
Phosphosite 8:	ZNF703	Q9H7S9	S531	AAPGSPGSLSLRNPH	66 / 9 AA	58
Phosphosite 9:	SKAP55	Q86WV1	S255	RPTILPGSVGIKEPT	85 / 7 AA	41
Phosphosite 10:	KIAA1377	Q9P2H0	S976	QKRQNPGSVGQKYSE	75 / 8 AA	126
Phosphosite 11:	COL11A2	P13942	S506	GPLGQPGSPGLKGES	77 / 9 AA	172
Phosphosite 12:	COL4A1	P02462	S1095	GIPGMPGSPGLKGSP	77 / 9 AA	161
Phosphosite 13:	COL28A1	Q2UY09	S508	GPKGEPGSIGLPGQP	75 / 8 AA	117
Phosphosite 14:	COL4A3	Q01955	S1108	GAPGSPGSPGLPGKP	87 / 8 AA	162
Phosphosite 15:	COL19A1	Q14993	S472	GLPGFPGSVGPKGQK	77 / 9 AA	115
Phosphosite 16:	COL22A1	Q8NFW1	S1064	GDKGSPGSRGLPGFP	87 / 8 AA	161
Phosphosite 17:	COL1A2	P08123	S404	GLRGSPGSRGLPGAD	87 / 8 AA	129
Phosphosite 18:	COL7A1	Q02388	S2729	GPPGPPGSVGPRGPE	66 / 9 AA	295
Phosphosite 19:	PCMTD1	Q96MG8	S232	NDNGKPDSVGLPPCA	75 / 8 AA	41
Phosphosite 20:	COL5A3	P25940	S1470	GSKGSPGSMGPRGDT	66 / 9 AA	172