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:	S1648
P-Site Sequence:	MFRKPIPSTVKAGEL
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	S1648	MFRKPIPSTVKAGEL	100 / 9 AA	162
Phosphosite 1:	COL4A3	Q01955	T1649	FRKPIPSTVKAGELE	100 / 8 AA	162
Phosphosite 2:	COL4A1	P02462	S1648	MFKKPTPSTLKAGEL	77 / 9 AA	161
Phosphosite 3:	Cdc42EP1	Q00587	T372	SRTPVPSTVQANTFE	75 / 8 AA	40
Phosphosite 4:	Cdc42EP1	Q00587	S371	GSRTPVPSTVQANTF	75 / 8 AA	40
Phosphosite 5:	NOM1	Q5C9Z4	S147	PPRKPRPSRVKAKAT	77 / 9 AA	96
Phosphosite 6:	WNK1	Q9H4A3	T697	VPGHIPSTVQAQSQP	75 / 8 AA	251
Phosphosite 7:	WNK1	Q9H4A3	S696	TVPGHIPSTVQAQSQ	75 / 8 AA	251
Phosphosite 8:	ZNF318	Q5VUA4	S1356	RPNLPIPSTVLRKSC	100 / 6 AA	251
Phosphosite 9:	ZNF318	Q5VUA4	T1357	PNLPIPSTVLRKSCS	100 / 6 AA	251
Phosphosite 10:	MED6	O75586	T217	EAEPIPETVKPEEKE	75 / 8 AA	28
Phosphosite 11:	ARPC1A	Q92747	S143	HIKKPIRSTVLSLDW	85 / 7 AA	42
Phosphosite 12:	ARPC1B	O15143	S143	HIKKPIRSTVLSLDW	85 / 7 AA	41
Phosphosite 13:	EXOC4	Q96A65	T295	KLKKIPETVKAIIER	85 / 7 AA	110
Phosphosite 14:	SH3YL1	Q96HL8	S7	_MNNPIPSNLKSEAK	55 / 9 AA
Phosphosite 15:	NFAT2	O95644	T912	NLAPIPVTVKREPEE	85 / 7 AA	101
Phosphosite 16:	DDX6	P26196	S462	TEIKPIPSNIDKSLY	71 / 7 AA	54
Phosphosite 17:	MAST4	O15021	S2340	SPKHPKPSTVKDCPT	75 / 8 AA	284
Phosphosite 18:	SOCS4	Q8WXH5	S414	DALPIPSSMKLYLKE	71 / 7 AA	51
Phosphosite 19:	MAST4	O15021	T2341	PKHPKPSTVKDCPTL	85 / 7 AA	284
Phosphosite 20:	KIAA1109	Q2LD37	T3931	PSPPLPSTVQSKTNT	62 / 8 AA	555