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:	COL21A1
Human P-Site:	Y547
P-Site Sequence:	DKGSPGFYGKKGAKG
UniProt:	Q96P44
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	COL21A1	Q96P44	Y547	DKGSPGFYGKKGAKG	100 / 9 AA	99
Phosphosite 1:	COL28A1	Q2UY09	Y315	DKGSPGPYGPKGPRG	77 / 9 AA	117
Phosphosite 2:	ZNF462	Q96JM2	Y92	YYGHSPGYYGQHIAA	71 / 7 AA	285
Phosphosite 3:	ZNF462	Q96JM2	Y93	YGHSPGYYGQHIAAN	71 / 7 AA	285
Phosphosite 4:	LAMC3	Q9Y6N6	Y741	ERCLPGFYGNPFAGQ	83 / 6 AA	172
Phosphosite 5:	TRAF6	Q9Y4K3	S377	EKPVVIHSPGFYTGK	100 / 5 AA	60
Phosphosite 6:	MEGF8	Q7Z7M0	Y1250	QLCSPGYYGDPRAGG	71 / 7 AA	303
Phosphosite 7:	ABO	P16442	Y237	GTLHPGFYGSSREAF	100 / 5 AA	41
Phosphosite 8:	UPK1B	O75841	Y213	KLGVPGFYHNQGCYE	62 / 8 AA	30
Phosphosite 9:	LAMA1	P25391	Y777	EQCLPGFYGEPSRGT	83 / 6 AA	337
Phosphosite 10:	LAMA2	P24043	Y793	DKCLPGFYGEPTKGT	83 / 6 AA	343
Phosphosite 11:	TRAF6	Q9Y4K3	Y381	VIHSPGFYTGKPGYK	75 / 8 AA	60
Phosphosite 12:	GluR2	P42262	Y92	VYAIFGFYDKKSVNT	71 / 7 AA	99
Phosphosite 13:	COL4A2	P08572	Y236	GNRGLGFYGVKGEKG	85 / 7 AA	168
Phosphosite 14:	ALDH6A1	Q02252	Y498	FRGDTNFYGKQGIQF	83 / 6 AA	58
Phosphosite 15:	CELSR1	Q9NYQ6	Y2645	CQRKHHYYGKKGIVS	83 / 6 AA	329
Phosphosite 16:	IER5L	Q5T953	S232	ASPAPASSPGFYRGA	100 / 5 AA	42
Phosphosite 17:	SCNM1	Q9BWG6	Y76	LSSLQLFYGKKQPGK	100 / 5 AA	26
Phosphosite 18:	COL21A1	Q96P44	S543	GAKGDKGSPGFYGKK	100 / 5 AA	99
Phosphosite 19:	TARSL2	A2RTX5	Y152	HQLLLAIYGKKGDTS	71 / 7 AA	93
Phosphosite 20:	LGR8	Q8WXD0	Y567	KDYFGNFYGKNGVCF	83 / 6 AA	86