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:	COL4A6
Human P-Site:	S539
P-Site Sequence:	LVGPLGPSGPKGKKG
UniProt:	Q14031
Intern. Prot. ID:	IPI00028348

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	COL4A6	Q14031	S539	LVGPLGPSGPKGKKG	100 / 9 AA	164
Phosphosite 1:	COL1A1	P02452	S184	VPGPMGPSGPRGLPG	77 / 9 AA	139
Phosphosite 2:	COL16A1	Q07092	S333	SNVTLAPSGPKGGKG	87 / 8 AA	158
Phosphosite 3:	SHEP1	Q8N5H7	S348	PASPVSPSGPKGSHM	77 / 9 AA	94
Phosphosite 4:	COL5A2	P05997	S551	ERGPVGSSGPKGSQG	77 / 9 AA	145
Phosphosite 5:	COL2A1	P02458	S1160	ASGPAGPSGPRGPPG	77 / 9 AA	142
Phosphosite 6:	COL5A1	P20908	S1512	LPGPQGSSGPKGEQG	77 / 9 AA	184
Phosphosite 7:	E2A	P15923	S141	SPGPLSPSGMKGTSQ	77 / 9 AA	68
Phosphosite 8:	Dact3	Q96B18	S152	SYGRLGPSEPRGIYA	75 / 8 AA	65
Phosphosite 9:	COL28A1	Q2UY09	S678	VRGPPGPSGPRGVGT	77 / 9 AA	117
Phosphosite 10:	CO3A1	P02461	S569	RPGPPGPSGPRGQPG	77 / 9 AA	139
Phosphosite 11:	N4BP1	O75113	S763	PDDPLGRSGPRLEEF	75 / 8 AA	100
Phosphosite 12:	COL1A2	P08123	S999	AVGPRGPSGPQGIRG	77 / 9 AA	129
Phosphosite 13:	CO3A1	P02461	S1145	PRGPVGPSGPPGKDG	77 / 9 AA	139
Phosphosite 14:	ZC3H4	Q9UPT8	S913	HSSPVGPSSSKGSGP	66 / 9 AA	140
Phosphosite 15:	COL5A2	P05997	S550	GERGPVGSSGPKGSQ	75 / 8 AA	145
Phosphosite 16:	COL5A1	P20908	T1551	AKGSSGPTGPKGEAG	85 / 7 AA	184
Phosphosite 17:	BLOC1S3	Q6QNY0	S44	EELYLGPSGPTRGRP	85 / 7 AA	21
Phosphosite 18:	ROBO3	Q96MS0	S1185	RRVPLGPSSPLSVSQ	85 / 7 AA	148
Phosphosite 19:	Fascin	Q16658	S234	EGRYLAPSGPSGTLK	75 / 8 AA	55
Phosphosite 20:	SLC39A5	Q6ZMH5	S114	AGMPLGPSGWGDLEE	100 / 6 AA	56