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:	COL4A4
Human P-Site:	S440
P-Site Sequence:	GKPGKPGSPGLPGAP
UniProt:	P53420
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	COL4A4	P53420	S440	GKPGKPGSPGLPGAP	100 / 9 AA	164
Phosphosite 1:	COL4A2	P08572	S1475	GAPGRPGSPGLPGMP	88 / 9 AA	168
Phosphosite 2:	COL4A5	P29400	S1055	GVPGQPGSPGLPGQK	88 / 9 AA	161
Phosphosite 3:	COL4A3	Q01955	S1108	GAPGSPGSPGLPGKP	88 / 9 AA	162
Phosphosite 4:	COL4A1	P02462	S1110	GSVGYPGSPGLPGEK	88 / 9 AA	161
Phosphosite 5:	COL16A1	Q07092	S1492	GRPGAPGSPGLPGQI	88 / 9 AA	158
Phosphosite 6:	COL19A1	Q14993	S1093	PGIGLPGSPGLPGTS	88 / 9 AA	115
Phosphosite 7:	COL7A1	Q02388	S2279	GSPGVPGSPGLPGPV	88 / 9 AA	295
Phosphosite 8:	COL4A5	P29400	S879	GPIGPPGSPGLPGKA	88 / 9 AA	161
Phosphosite 9:	COL4A1	P02462	S628	GFPGGPGSPGLPGPK	88 / 9 AA	161
Phosphosite 10:	COL4A1	P02462	S1095	GIPGMPGSPGLKGSP	87 / 8 AA	161
Phosphosite 11:	PCMTD1	Q96MG8	S232	NDNGKPDSVGLPPCA	77 / 9 AA	41
Phosphosite 12:	COL11A2	P13942	S506	GPLGQPGSPGLKGES	87 / 8 AA	172
Phosphosite 13:	SFTPA1	Q8IWL2	S38	GIPGTPGSHGLPGRD	77 / 9 AA	26
Phosphosite 14:	SFTPA2	Q8IWL1	S38	GIPGTPGSHGLPGRD	77 / 9 AA	26
Phosphosite 15:	COL4A6	Q14031	S701	GSKGEPGSPGLVHLP	87 / 8 AA	164
Phosphosite 16:	LRCH4	O75427	S25	ATTSVPGSPGLPGRR	100 / 7 AA	73
Phosphosite 17:	COL14A1	Q05707	S1664	GEPGRPGSPGAPGEQ	77 / 9 AA	194
Phosphosite 18:	COL4A3	Q01955	T1299	GRLGAPGTPGLPGPR	77 / 9 AA	162
Phosphosite 19:	COL12A1	Q99715	T2825	GLPGRTGTPGLPGPP	66 / 9 AA	333
Phosphosite 20:	COL10A1	Q03692	S354	GPKGIPGSHGLPGPK	77 / 9 AA	66