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:	Y391
P-Site Sequence:	TDGRSQDYINDAAKK
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	Y391	TDGRSQDYINDAAKK	100 / 9 AA	54
Phosphosite 1:	MATN1	P21941	S388	IVFTDGRSQDYINDA	100 / 6 AA	54
Phosphosite 2:	MGC45438	Q6UX73	Y223	PLQQSQDYINLFCAN	85 / 7 AA	49
Phosphosite 3:	CCL14	Q16627	Y86	SDKWVQDYIKDMKEN	62 / 8 AA	11
Phosphosite 4:	JMJD2B	O94953	Y1078	DSGRSQDYVAFVESL	83 / 6 AA	122
Phosphosite 5:	MED28	Q9H204	Y64	ASLVSQDYVNGTDQE	62 / 8 AA	20
Phosphosite 6:	ALS2CL	Q60I27	Y639	ELRRSQDYLSCERTH	71 / 7 AA	108
Phosphosite 7:	PTPN20A	Q4JDL3	Y208	PLGKSKDYINASYIR	71 / 7 AA	48
Phosphosite 8:	CSTF3	Q12996	Y213	IEDRSRDYMNARRVA	71 / 7 AA	83
Phosphosite 9:	ALS2CL	Q60I27	S636	SSRELRRSQDYLSCE	83 / 6 AA	108
Phosphosite 10:	ABCC10	Q5T3U5	S55	CYLGTPRSPDYILPC	83 / 6 AA	162
Phosphosite 11:	HNF4A	P41235	Y322	VQVSLEDYINDRQYD	83 / 6 AA	52
Phosphosite 12:	ABCC10	Q5T3U5	Y58	GTPRSPDYILPCSPG	83 / 6 AA	162
Phosphosite 13:	HNF4G	Q14541	Y273	VQIGLEDYINDRQYD	83 / 6 AA	46
Phosphosite 14:	C16orf62	Q7Z3J2	Y502	KLKNPQDYINCAEVW	83 / 6 AA	110
Phosphosite 15:	PLOD1	Q02809	Y434	YYARSEDYVDIVQGR	57 / 7 AA	84
Phosphosite 16:	PLOD2	O00469	Y444	YYARSEDYVDIVQGN	57 / 7 AA	85
Phosphosite 17:	PLEKHA2	Q9HB19	Y185	ILRRSQSYIPTSGCR	83 / 6 AA	47
Phosphosite 18:	STOX2	Q9P2F5	S526	DDQTPSQSYIDDSTL	62 / 8 AA	103
Phosphosite 19:	MGC45438	Q6UX73	S220	TQGPLQQSQDYINLF	83 / 6 AA	49
Phosphosite 20:	CLCN4	P51793	Y416	ESSQLCDYINDPNMT	83 / 6 AA	85