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:	MATN3
Human P-Site:	Y295
P-Site Sequence:	HCECSQGYTLNADKK
UniProt:	O15232
Intern. Prot. ID:	IPI00005690

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MATN3	O15232	Y295	HCECSQGYTLNADKK	100 / 9 AA	53
Phosphosite 1:	MATN2	O00339	Y268	VCRCKQGYILNSDQT	66 / 9 AA	107
Phosphosite 2:	SRPX	P78539	Y151	EYYCSPGYTLKGERT	66 / 9 AA	52
Phosphosite 3:	CXorf26	Q9BVG4	S126	TLLRLDCSQGYTEEN	100 / 6 AA	26
Phosphosite 4:	TCTN1	Q2MV58	T186	MKTSDGFTLNAESYV	75 / 8 AA	64
Phosphosite 5:	MATN2	O00339	Y432	YCRCHRGYTLDPNGK	55 / 9 AA	107
Phosphosite 6:	MATN3	O15232	Y421	HCDCYPGYTLNEDKK	66 / 9 AA	53
Phosphosite 7:	F10	P00742	Y155	VCSCARGYTLADNGK	71 / 7 AA	55
Phosphosite 8:	RAR-alpha	P10276	S177	PKPECSESYTLTPEV	71 / 7 AA	51
Phosphosite 9:	SCUBE2	Q9NQ36	Y393	ACACNRGYTLYGFTH	71 / 7 AA	110
Phosphosite 10:	ZNF408	Q9H9D4	Y616	CPTCGMGYTLPQSLR	71 / 7 AA	78
Phosphosite 11:	HDAC6	Q9UBN7	Y303	GFGQGQGYTINVPWN	62 / 8 AA	131
Phosphosite 12:	STXBP3	O00186	Y148	IPHESQVYTLDVPDA	62 / 8 AA	68
Phosphosite 13:	STXBP3	O00186	T149	PHESQVYTLDVPDAF	62 / 8 AA	68
Phosphosite 14:	MIB2	Q96AX9	T660	ATNSQGFTLLHHASL	83 / 6 AA	110
Phosphosite 15:	FBLN2	P98095	T1015	ACPEQGYTMTANGRS	71 / 7 AA	127
Phosphosite 16:	GPC1	P35052	Y66	LRICPQGYTCCTSEM	83 / 6 AA	62
Phosphosite 17:	ARPP-21	Q9UBL0	S138	RMLSKDCSQEYTDST	83 / 6 AA	89
Phosphosite 18:	PSMA6	P60900	T126	ADISQVYTQNAEMRP	75 / 8 AA	27
Phosphosite 19:	ARPP-21	Q9UBL0	Y141	SKDCSQEYTDSTGID	83 / 6 AA	89
Phosphosite 20:	SRPX	P78539	T152	YYCSPGYTLKGERTV	62 / 8 AA	52