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:	S750
P-Site Sequence:	GVRGAIGSKGESGVD
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	S750	GVRGAIGSKGESGVD	100 / 9 AA	99
Phosphosite 1:	COLEC11	Q9BWP8	S90	GKIGPIGSKGEKGDS	87 / 8 AA	29
Phosphosite 2:	COL9A1	P20849	S339	GSPGSIGSKGQKGEP	75 / 8 AA	92
Phosphosite 3:	COL1A2	P08123	S353	GEPGPAGSKGESGNK	77 / 9 AA	129
Phosphosite 4:	COL5A2	P05997	S319	GEVGAPGSKGEAGPT	77 / 9 AA	145
Phosphosite 5:	COL18A1	P39060	S1164	GPKGNLGSKGERGSP	66 / 9 AA	178
Phosphosite 6:	COL1A1	P02452	S441	GEPGAPGSKGDTGAK	66 / 9 AA	139
Phosphosite 7:	COL7A1	Q02388	S1920	GDRGETGSKGEQGLP	75 / 8 AA	295
Phosphosite 8:	MYLIP	Q8WY64	S49	FGLQFTGSKGESLWL	85 / 7 AA	50
Phosphosite 9:	DENND4A	Q7Z401	S167	DICIIIPSKGESPPH	85 / 7 AA	209
Phosphosite 10:	EHMT1	Q9H9B1	S295	ITHSTVGSKGEKDLG	71 / 7 AA	138
Phosphosite 11:	COL19A1	Q14993	S748	GREGPKGSKGERGYP	66 / 9 AA	115
Phosphosite 12:	ZNF767	Q75MW2	S102	ILRLPPGSKGESPKT	100 / 6 AA	17
Phosphosite 13:	ZNF746	Q6NUN9	S102	ILRLPPGSKGESPKE	100 / 6 AA	69
Phosphosite 14:	CaMK1-gamma	Q96NX5	S427	SSCLNIGSKGKSSYC	85 / 7 AA	53
Phosphosite 15:	OTOL1	A6NHN0	S267	GMKGEKGSKGDSGME	66 / 9 AA	49
Phosphosite 16:	VRK1	Q99986	S333	QGLKAIGSKDDGKLD	71 / 7 AA	45
Phosphosite 17:	UBR5	O95071	S386	SELLAVSSKGELYQW	71 / 7 AA	309
Phosphosite 18:	Asxl3	Q9C0F0	S1089	IVSGAMGSPGEGGKT	75 / 8 AA	242
Phosphosite 19:	COL22A1	Q8NFW1	S1349	GTPGQKGSKGENGSP	66 / 9 AA	161
Phosphosite 20:	COL7A1	Q02388	S2564	GDPGDKGSKGEPGDK	66 / 9 AA	295