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:	S1621
P-Site Sequence:	QALMSPGSCLEDFRA
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	S1621	QALMSPGSCLEDFRA	100 / 9 AA	164
Phosphosite 1:	COL4A6	Q14031	S1623	QSLVSPGSCLEDFRA	88 / 9 AA	164
Phosphosite 2:	COL4A2	P08572	S1645	QSLVSPGSCLEDFRA	88 / 9 AA	168
Phosphosite 3:	COL4A3	Q01955	S1603	QALASPGSCLEEFRA	87 / 8 AA	162
Phosphosite 4:	COL4A5	P29400	S1619	QALASPGSCLEEFRS	87 / 8 AA	161
Phosphosite 5:	COL4A1	P02462	S1603	QALASPGSCLEEFRS	87 / 8 AA	161
Phosphosite 6:	ZCWPW1	Q9H0M4	S451	SGLNSPGSCLEKKEK	100 / 7 AA	72
Phosphosite 7:	COL4A4	P53420	S1618	GGGQALMSPGSCLED	100 / 6 AA	164
Phosphosite 8:	ERK4	P31152	S316	HPYMSPYSCPEDEPT	77 / 9 AA	63
Phosphosite 9:	HERV-K_5q33.3 provirus ancestral Gag polyprotein	P87889	S110	SVSDAPGSCLIDCNE	75 / 8 AA	74
Phosphosite 10:	HERV-K_22q11.21 provirus ancestral Gag polyprotein	P63145	S110	SVSDAPGSCLIDCNE	75 / 8 AA	74
Phosphosite 11:	HERV-K_8p23.1 provirus ancestral Gag polyprotein	P62685	S110	SVSDAPGSCLIDCNE	75 / 8 AA	72
Phosphosite 12:	KLF4	O43474	S407	LELMPPGSCMPEEPK	55 / 9 AA	50
Phosphosite 13:	ABCA3	Q99758	S1638	VDLTFPGSVLEDEHQ	85 / 7 AA	191
Phosphosite 14:	C6orf120	Q7Z4R8	S28	SQVLSPGSCADEEEV	55 / 9 AA	21
Phosphosite 15:	p47phox	P14598	S348	PGPQSPGSPLEEERQ	66 / 9 AA	45
Phosphosite 16:	NCF1C	A8MVU1	S324	PGPQSPGSPLEEERQ	66 / 9 AA	42
Phosphosite 17:	NCF1B	A6NI72	S349	PGPQSPGSPLEEERQ	66 / 9 AA	45
Phosphosite 18:	DNMT3B	Q9UBC3	S324	FPSSPGDSLEDQLKP	75 / 8 AA	96
Phosphosite 19:	APC	P25054	S747	ANIMSPGSSLPSLHV	85 / 7 AA	312
Phosphosite 20:	IFNA1	P01562	S51	MSRISPSSCLMDRHD	66 / 9 AA	22