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:	S441
P-Site Sequence:	EEARRLVSTEDACGC
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	S441	EEARRLVSTEDACGC	100 / 9 AA	53
Phosphosite 1:	MATN3	O15232	T442	EARRLVSTEDACGCE	100 / 8 AA	53
Phosphosite 2:	TMEM41A	Q96HV5	S33	PRGRRLGSTEEAGGR	77 / 9 AA	30
Phosphosite 3:	ZNF618	Q5T7W0	S939	IKRRRLLSPEDMNKL	75 / 8 AA	105
Phosphosite 4:	ZCWPW2	Q504Y3	S45	CLKWRLLSSEDSAKV	55 / 9 AA	41
Phosphosite 5:	TMEM41A	Q96HV5	T34	RGRRLGSTEEAGGRS	75 / 8 AA	30
Phosphosite 6:	CPSF3L	Q5TA45	S494	DSNFRLVSSEQALKE	75 / 8 AA	68
Phosphosite 7:	RAB9A	P51151	S134	DISERQVSTEEAQAW	75 / 8 AA	23
Phosphosite 8:	CPSF3L	Q5TA45	S495	SNFRLVSSEQALKEL	75 / 8 AA	68
Phosphosite 9:	ATRX	P46100	S1375	GRNRRKVSSEDSEDS	66 / 9 AA	283
Phosphosite 10:	CDC40	O60508	S435	DENRRFVSTSDDKSL	75 / 8 AA	66
Phosphosite 11:	USP48	Q86UV5	S668	ENERRLVSKEAWSKL	85 / 7 AA	119
Phosphosite 12:	PGM3	O95394	S463	VADRRVISTTDAERQ	66 / 9 AA	60
Phosphosite 13:	COG1	Q8WTW3	S959	SLFRQLVSEEDNTSA	75 / 8 AA	109
Phosphosite 14:	C9orf78	Q9NZ63	S189	AKIKNIISTEDAKAR	55 / 9 AA	34
Phosphosite 15:	CDCA4	Q9BXL8	T98	PLDRLVSTEILCRAA	100 / 6 AA	26
Phosphosite 16:	CDCA4	Q9BXL8	S97	APLDRLVSTEILCRA	100 / 6 AA	26
Phosphosite 17:	SOCS5	O75159	T257	FDPSLVSTEDEEDRL	75 / 8 AA	61
Phosphosite 18:	ZFHX4	Q86UP3	S2671	LPPSPLISTEDGGES	55 / 9 AA	394
Phosphosite 19:	CLEC2L	P0C7M8	S197	VEPTRLVSTECLMTR	100 / 6 AA	24
Phosphosite 20:	HIVEP1	P15822	S698	PFARRLPSTEQDSGR	75 / 8 AA	297