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:	S1238
P-Site Sequence:	PPGPPGSSGPPGPAG
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	S1238	PPGPPGSSGPPGPAG	100 / 9 AA	164
Phosphosite 1:	COL4A4	P53420	S1126	RPGPPGSSGPPGCPG	100 / 9 AA	164
Phosphosite 2:	COL7A1	Q02388	S1609	RAGPPGDSGPPGEKG	88 / 9 AA	295
Phosphosite 3:	COL4A4	P53420	S1237	GPPGPPGSSGPPGPA	100 / 8 AA	164
Phosphosite 4:	COL4A4	P53420	S1125	GRPGPPGSSGPPGCP	100 / 8 AA	164
Phosphosite 5:	COL22A1	Q8NFW1	S1053	VAGPPGPSGPPGDKG	88 / 9 AA	161
Phosphosite 6:	COL5A2	P05997	S440	PTGSPGTSGPPGSAG	87 / 8 AA	145
Phosphosite 7:	COL4A1	P02462	S819	GQGPPGLSGPPGIKG	88 / 9 AA	161
Phosphosite 8:	COL16A1	Q07092	T1269	KPGPPGSTGRPGAEG	77 / 9 AA	158
Phosphosite 9:	CO3A1	P02461	S188	PPGPPGTSGHPGSPG	77 / 9 AA	139
Phosphosite 10:	COL4A1	P02462	T202	PVGPPGFTGPPGPPG	77 / 9 AA	161
Phosphosite 11:	WDR33	Q9C0J8	S699	PPGPQGSSGPQGHMG	77 / 9 AA	146
Phosphosite 12:	EMID2	Q96A83	T207	PAGPPGQTGPPGPAG	77 / 9 AA	45
Phosphosite 13:	RGL2	O15211	S516	EVEPPGSSDPPAPRV	77 / 9 AA	84
Phosphosite 14:	SGIP1	Q9BQI5	T358	PLGPPGPTGPPGPPG	77 / 9 AA	89
Phosphosite 15:	COL22A1	Q8NFW1	T749	KPGPPGPTGPPGKDG	77 / 9 AA	161
Phosphosite 16:	ADRM1	Q16186	S198	LASLLGSSGPPGSSS	100 / 7 AA	42
Phosphosite 17:	KIAA1109	Q2LD37	S2228	NRPPPGSSGPVTGAE	100 / 7 AA	555
Phosphosite 18:	GALR3	O60755	S328	RRVRPASSGPPGCPG	87 / 8 AA	40
Phosphosite 19:	COL5A3	P25940	S702	GAQGPPGSAGPPGYP	87 / 8 AA	172
Phosphosite 20:	COL5A2	P05997	S445	GTSGPPGSAGPPGSP	87 / 8 AA	145