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:	S374
P-Site Sequence:	ARGPQGPSGPPGVPG
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	S374	ARGPQGPSGPPGVPG	100 / 9 AA	162
Phosphosite 1:	EMID1	Q96A84	T293	NHWPQGPTGPPGPPG	88 / 9 AA	45
Phosphosite 2:	COL24A1	Q17RW2	S764	DPGLQGPSGPPGPEG	100 / 8 AA	175
Phosphosite 3:	COL2A1	P02458	S869	APGPQGPSGAPGPQG	88 / 9 AA	142
Phosphosite 4:	COL9A2	Q14055	S148	DPGPDGPSGPPGPPG	88 / 9 AA	65
Phosphosite 5:	COL22A1	Q8NFW1	S1233	PPGPQGPSGLPGIPG	88 / 9 AA	161
Phosphosite 6:	COL11A1	P12107	T462	PPGLQGPTGPPGDPG	87 / 8 AA	181
Phosphosite 7:	COL11A2	P13942	S1008	LKGNEGPSGPPGPAG	87 / 8 AA	172
Phosphosite 8:	COL10A1	Q03692	S214	PQGPTGPSGPPGVGK	88 / 9 AA	66
Phosphosite 9:	CO3A1	P02461	S1145	PRGPVGPSGPPGKDG	88 / 9 AA	139
Phosphosite 10:	COL22A1	Q8NFW1	S1053	VAGPPGPSGPPGDKG	88 / 9 AA	161
Phosphosite 11:	TRPM5	Q9NZQ8	S765	RPPPQGPSGPEVTLY	100 / 7 AA	131
Phosphosite 12:	COL11A2	P13942	T528	PRGPQGLTGPPGKAG	77 / 9 AA	172
Phosphosite 13:	COL1A2	P08123	S612	PIGSRGPSGPPGPDG	87 / 8 AA	129
Phosphosite 14:	TROAP	Q12815	S630	QPSTQGQSGPPGPCP	87 / 8 AA	84
Phosphosite 15:	COL5A1	P20908	S1260	PPGPRGPSGAPGADG	77 / 9 AA	184
Phosphosite 16:	COL11A2	P13942	S708	TKGNQGPSGPQGPLG	87 / 8 AA	172
Phosphosite 17:	WDR33	Q9C0J8	S699	PPGPQGSSGPQGHMG	77 / 9 AA	146
Phosphosite 18:	COL5A1	P20908	T957	PNGPQGPTGFPGPKG	77 / 9 AA	184
Phosphosite 19:	COL4A1	P02462	S237	DKGDQGVSGPPGVPG	87 / 8 AA	161
Phosphosite 20:	COL19A1	Q14993	S922	FPGPEGPSGKPGING	77 / 9 AA	115