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:	MATN4
Human P-Site:	S396
P-Site Sequence:	LLVDGSKSVRPQNFE
UniProt:	O95460
Intern. Prot. ID:	IPI00021939

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MATN4	O95460	S396	LLVDGSKSVRPQNFE	100 / 9 AA	68
Phosphosite 1:	MATN1	P21941	S285	FLIDGSKSVRPENFE	88 / 9 AA	54
Phosphosite 2:	MATN4	O95460	S394	LVLLVDGSKSVRPQN	100 / 7 AA	68
Phosphosite 3:	NUMB	P49757	S450	WLEEVSKSVRAQQPQ	66 / 9 AA	71
Phosphosite 4:	MATN3	O15232	S93	FIIDSSRSVRPLEFT	75 / 8 AA	53
Phosphosite 5:	MATN4	O95460	S44	FVIDSSRSVRPFEFE	75 / 8 AA	68
Phosphosite 6:	MATN1	P21941	S51	FVVDSSRSVRPVEFE	75 / 8 AA	54
Phosphosite 7:	RALGPS1	Q5JS13	S544	HLDDACKSNRPQVPA	66 / 9 AA	62
Phosphosite 8:	ITIH5	Q86UX2	S175	GKYEHSISVRPQQLS	66 / 9 AA	105
Phosphosite 9:	HERC2	O95714	S4442	AGPDGTKSVFGQMCA	66 / 9 AA	527
Phosphosite 10:	RASA3	Q14644	S274	PRDNGSKSLKPDDLG	55 / 9 AA	96
Phosphosite 11:	BRWD1	Q9NSI6	S1307	RVHDGKKSIRATNYV	62 / 8 AA	263
Phosphosite 12:	BTN1A1	Q13410	S324	FLYEDSKSVRLEDSR	55 / 9 AA	59
Phosphosite 13:	ADCY5	O95622	S6	__MSGSKSVSPPGYA	75 / 8 AA	139
Phosphosite 14:	PIP	P12273	S45	KNFDIPKSVRPNDEV	75 / 8 AA	17
Phosphosite 15:	RIMS1	Q86UR5	S508	LSSDQSESVRPSPPK	75 / 8 AA	189
Phosphosite 16:	RIMS2	Q9UQ26	S521	LSSDQSESVRPPPPK	75 / 8 AA	160
Phosphosite 17:	GAS2L1	Q99501	S15	IAGSAAKSVRPFRSS	71 / 7 AA	73
Phosphosite 18:	CASP8AP2	Q9UKL3	S1610	KNVDGSKSTHEEQSS	55 / 9 AA	223
Phosphosite 19:	TAGLN	Q01995	S74	NSLYPDGSKPVKVPE	71 / 7 AA	23
Phosphosite 20:	BTN1A1	Q13410	S322	HLFLYEDSKSVRLED	71 / 7 AA	59