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:	S651
P-Site Sequence:	PRGELSVSTPVPGPP
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	S651	PRGELSVSTPVPGPP	100 / 9 AA	162
Phosphosite 1:	COL4A3	Q01955	T652	RGELSVSTPVPGPPG	100 / 8 AA	162
Phosphosite 2:	COL4A3	Q01955	S649	AGPRGELSVSTPVPG	100 / 7 AA	162
Phosphosite 3:	SPEN	Q96T58	S2920	EPIHLSVSTPVTQGG	100 / 7 AA	402
Phosphosite 4:	LARP4	Q71RC2	S523	DNEELTISCPVPADE	66 / 9 AA	81
Phosphosite 5:	COL28A1	Q2UY09	S1011	SGEELSESTPEPQKE	77 / 9 AA	117
Phosphosite 6:	WNK1	Q9H4A3	S795	AGKQLPVSQPVPTIQ	66 / 9 AA	251
Phosphosite 7:	C1orf170	Q5SV97	T163	GPGLGLSTPVPVTEQ	75 / 8 AA	72
Phosphosite 8:	PLEKHG2	Q9H7P9	T1036	DFTVSVTTPVPKQEG	75 / 8 AA	148
Phosphosite 9:	TRPM3	Q9HCF6	S1457	GLGEPSFSTPVPSTA	77 / 9 AA	198
Phosphosite 10:	GAA	P10253	S45	VPRELSGSSPVLEET	75 / 8 AA	105
Phosphosite 11:	PKD1L1	Q8TDX9	S30	LSFGGELSVSTDKSW	100 / 6 AA	315
Phosphosite 12:	DNM2	P50570	S745	DISTSTVSTPVPPPV	85 / 7 AA	98
Phosphosite 13:	C1orf170	Q5SV97	T353	ESSGLVSTPVPRADA	100 / 6 AA	72
Phosphosite 14:	ASCC3	Q8N3C0	S2057	VEGHNELSVSTLTAD	100 / 6 AA	251
Phosphosite 15:	AHNAK	Q09666	S5886	PEVELSVSTKKE___	100 / 6 AA	629
Phosphosite 16:	TSRC1	Q6UY14	S220	ELPPTELSVHTPSPQ	85 / 7 AA	117
Phosphosite 17:	C1orf170	Q5SV97	S352	TESSGLVSTPVPRAD	100 / 6 AA	72
Phosphosite 18:	PKD1L1	Q8TDX9	S32	FGGELSVSTDKSWGL	100 / 6 AA	315
Phosphosite 19:	ASCC3	Q8N3C0	S2059	GHNELSVSTLTADKR	100 / 6 AA	251
Phosphosite 20:	USP8	P40818	T379	MGPLNISTPVEPVAA	71 / 7 AA	128