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:	MATN1
Human P-Site:	S51
P-Site Sequence:	FVVDSSRSVRPVEFE
UniProt:	P21941
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MATN1	P21941	S51	FVVDSSRSVRPVEFE	100 / 9 AA	54
Phosphosite 1:	MATN3	O15232	S93	FIIDSSRSVRPLEFT	88 / 9 AA	53
Phosphosite 2:	MATN4	O95460	S44	FVIDSSRSVRPFEFE	100 / 8 AA	68
Phosphosite 3:	MATN1	P21941	S285	FLIDGSKSVRPENFE	75 / 8 AA	54
Phosphosite 4:	MATN4	O95460	S396	LLVDGSKSVRPQNFE	75 / 8 AA	68
Phosphosite 5:	Thsd4	Q6ZMP0	S312	VCPESSRSIREVQCA	66 / 9 AA	112
Phosphosite 6:	PPP1R13B	Q96KQ4	S399	LKQNSSSSVKPVQVA	66 / 9 AA	120
Phosphosite 7:	KLF15	Q9UIH9	S411	RFPRSSRSVRSVN__	87 / 8 AA	44
Phosphosite 8:	Putative uncharacterized protein FLJ37770	Q3ZCU0	S63	DVRDDARSGRPVTHR	66 / 9 AA	29
Phosphosite 9:	APC	P25054	S2432	SGSESDRSERPVLVR	66 / 9 AA	312
Phosphosite 10:	SYNM	O15061	S1170	SPTGASRSVRHVTLG	66 / 9 AA	173
Phosphosite 11:	KERA	O60938	S22	TDTVWSRSVRQVYEV	75 / 8 AA	41
Phosphosite 12:	UBP1	Q9NZI7	S425	YNSLKSRSVRPRLTI	100 / 6 AA	60
Phosphosite 13:	CRTC2	Q53ET0	S97	SPLDSSRSTRHHGLV	75 / 8 AA	73
Phosphosite 14:	BAP1	Q92560	S585	GGKGSSPSIRPIQGS	55 / 9 AA	80
Phosphosite 15:	PHKA2	P46019	S969	KEFGVERSVRPIHSS	83 / 6 AA	138
Phosphosite 16:	CRTC2	Q53ET0	S95	LHSPLDSSRSTRHHG	85 / 7 AA	73
Phosphosite 17:	DNAJB5	O75953	S117	IFFASSRSTRPFSGF	75 / 8 AA	39
Phosphosite 18:	SRP68	Q9UHB9	S418	PEDDSKRSPRPQDLI	75 / 8 AA	71
Phosphosite 19:	PRICKLE1	Q96MT3	S333	RSRDSRRSVRMGKSS	85 / 7 AA	94
Phosphosite 20:	ATP8B2	P98198	S742	AREKMMDSSRSVGNG	100 / 6 AA	137