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:	S1545
P-Site Sequence:	DRSYWLASAAPLPMM
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	S1545	DRSYWLASAAPLPMM	100 / 9 AA	164
Phosphosite 1:	COL4A2	P08572	T1569	DKSYWLSTTAPLPMM	66 / 9 AA	168
Phosphosite 2:	COL4A6	Q14031	S1546	NDKSYWLSTTAPIPM	62 / 8 AA	164
Phosphosite 3:	COL4A2	P08572	S1568	NDKSYWLSTTAPLPM	62 / 8 AA	168
Phosphosite 4:	CPAMD8	Q8IZJ3	S1302	KARHFLESAAPLAMD	66 / 9 AA	207
Phosphosite 5:	C16orf47	Q6ZP98	S61	LRGQWLSSSAPVSSA	62 / 8 AA	15
Phosphosite 6:	COL4A4	P53420	Y1541	AQRNDRSYWLASAAP	100 / 5 AA	164
Phosphosite 7:	C16orf47	Q6ZP98	S62	RGQWLSSSAPVSSAE	62 / 8 AA	15
Phosphosite 8:	COL4A3	Q01955	S1635	SYSFWLASLNPERMF	62 / 8 AA	162
Phosphosite 9:	C16orf47	Q6ZP98	S60	VLRGQWLSSSAPVSS	71 / 7 AA	15
Phosphosite 10:	ADRB1	P08588	S18	SEPGNLSSAAPLPDG	75 / 8 AA	51
Phosphosite 11:	RQCD1	Q92600	T6	__MHSLATAAPVPTT	55 / 9 AA	34
Phosphosite 12:	ADAMTS1	Q9UHI8	T170	AASERLATAAPGEKP	71 / 7 AA	105
Phosphosite 13:	OVGP1	Q12889	S398	SLPQFWLSSAVNSSS	57 / 7 AA	75
Phosphosite 14:	NRL	P54845	T77	EELYWLATLQQQLGA	80 / 5 AA	26
Phosphosite 15:	OVGP1	Q12889	S399	LPQFWLSSAVNSSST	57 / 7 AA	75
Phosphosite 16:	GOLM1	Q8NBJ4	S36	GFNYWIASSRSVDLQ	66 / 6 AA	45
Phosphosite 17:	GSG1	Q2KHT4	S291	CFPRRLSSAAPTVGP	71 / 7 AA	39
Phosphosite 18:	KRML	Q9Y5Q3	Y86	KTHLEDLYWMASNYQ	80 / 5 AA	36
Phosphosite 19:	NRL	P54845	Y73	RPGLEELYWLATLQQ	80 / 5 AA	26
Phosphosite 20:	GSG1	Q2KHT4	S290	QCFPRRLSSAAPTVG	71 / 7 AA	39