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:	Y433
P-Site Sequence:	PVAEHYFYTADFKTI
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	Y433	PVAEHYFYTADFKTI	100 / 9 AA	54
Phosphosite 1:	MATN1	P21941	Y431	SEPVAEHYFYTADFK	100 / 7 AA	54
Phosphosite 2:	TINF2	Q9BSI4	Y312	SKEEHAIYTADLAMG	66 / 9 AA	50
Phosphosite 3:	BTBD12	Q8IY92	Y756	RTFLHYLYTADTGLP	85 / 7 AA	200
Phosphosite 4:	Syk	P43405	Y246	QLVEHYSYKADGLLR	75 / 8 AA	72
Phosphosite 5:	PHLPP2	Q6ZVD8	Y270	EVPEHLFYSQDITYL	55 / 9 AA	147
Phosphosite 6:	AMD1	P17707	Y160	NSDCWYLYTLDFPES	62 / 8 AA	38
Phosphosite 7:	URB1	O60287	Y1775	PGFYQFFYSSDFEQK	50 / 8 AA	254
Phosphosite 8:	MATN2	O00339	Y816	PTNKHLFYAEDFSTM	62 / 8 AA	107
Phosphosite 9:	METTL6	Q8TCB7	T223	GTRSYFFTDDFLAQL	71 / 7 AA	33
Phosphosite 10:	GRAMD1A	Q96CP6	Y472	QGIPYQDYFYTAHRY	71 / 7 AA	81
Phosphosite 11:	RASGEF1C	Q8N431	T427	SITHYLYTAPIFSED	83 / 6 AA	53
Phosphosite 12:	FLJ43906	Q4AC94	Y452	SLLENLFYTAPKSDT	71 / 7 AA	260
Phosphosite 13:	BTBD12	Q8IY92	Y754	AARTFLHYLYTADTG	83 / 6 AA	200
Phosphosite 14:	FREM3	P0C091	Y1414	TLTDHYFYVIGNLDS	66 / 6 AA	238
Phosphosite 15:	S1PR2	O95136	Y20	KVQEHYNYTKETLET	62 / 8 AA	39
Phosphosite 16:	RPN1	P04843	Y161	VVFEGNHYFYSPYPT	66 / 6 AA	69
Phosphosite 17:	C6orf152	Q86VQ0	Y23	AGKHHYSYLSDFETP	62 / 8 AA	81
Phosphosite 18:	MYCL1	P12524	Y11	DSYQHYFYDYDCGED	62 / 8 AA	40
Phosphosite 19:	CNNM4	Q6P4Q7	Y603	YYARHYLYTRNKPAD	57 / 7 AA	87
Phosphosite 20:	CNNM4	Q6P4Q7	T604	YARHYLYTRNKPADY	57 / 7 AA	87