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:	COL9A3
Human P-Site:	Y582
P-Site Sequence:	GARGPPGYRGPTGEL
UniProt:	Q14050
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	COL9A3	Q14050	Y582	GARGPPGYRGPTGEL	100 / 9 AA	64
Phosphosite 1:	HSPG2	P98160	Y1132	QCSCPPGYRGPSCQD	87 / 8 AA	469
Phosphosite 2:	COMP	P49747	Y158	CEACPPGYSGPTHQG	87 / 8 AA	83
Phosphosite 3:	ATN1	P54259	Y668	RTGTPPGYRGTSPPA	100 / 6 AA	125
Phosphosite 4:	BC060632	Q765P7	Y604	TVPDSPGYMGPTRAG	66 / 9 AA	80
Phosphosite 5:	PRR3	P79522	S65	LHRGPPGSRGPLIPP	87 / 8 AA	21
Phosphosite 6:	COL5A3	P25940	Y708	GSAGPPGYPGPRGVK	87 / 8 AA	172
Phosphosite 7:	COL5A1	P20908	T485	GLPGPPGTMGPTGQV	77 / 9 AA	184
Phosphosite 8:	FASTK	Q14296	Y372	VELELPGYRGPRLPR	100 / 6 AA	61
Phosphosite 9:	COL4A4	P53420	Y1311	GPPGPPGYKGFPGCD	85 / 7 AA	164
Phosphosite 10:	PVRL2	Q92692	Y406	DLEGPPSYKPPTPKA	66 / 9 AA	58
Phosphosite 11:	COL27A1	Q8IZC6	S1052	GPQGPPGSRGPPGMR	87 / 8 AA	187
Phosphosite 12:	QRICH2	Q9H0J4	Y947	HDSMYPGYRGPGYLS	100 / 6 AA	181
Phosphosite 13:	RELN	P78509	Y2154	KCICDPGYSGPTCKI	85 / 7 AA	388
Phosphosite 14:	COL6A1	P12109	Y573	GVKGAKGYRGPEGPQ	75 / 8 AA	109
Phosphosite 15:	ACP1	P24666	Y58	EIGNPPDYRGQSCMK	55 / 9 AA	18
Phosphosite 16:	CO3A1	P02461	Y199	GSPGSPGYQGPPGEP	75 / 8 AA	139
Phosphosite 17:	LTBP4	Q8N2S1	Y866	RCSCAPGYRAPSGRP	71 / 7 AA	173
Phosphosite 18:	ACER3	Q9NUN7	Y10	PAADREGYWGPTTST	83 / 6 AA	32
Phosphosite 19:	KIAA0258	Q92546	S126	LPIEGPPSFRGQSVK	62 / 8 AA	42
Phosphosite 20:	SIRT7	Q9NRC8	Y119	TAASIPDYRGPNGVW	71 / 7 AA	45