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:	MATR3
Human P-Site:	S748
P-Site Sequence:	TEPGAESSENADDPN
UniProt:	P43243
Intern. Prot. ID:	IPI00017297

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MATR3	P43243	S748	TEPGAESSENADDPN	100 / 9 AA	95
Phosphosite 1:	MATR3	P43243	S747	NTEPGAESSENADDP	100 / 8 AA	95
Phosphosite 2:	USP42	Q9H9J4	S612	VPYGAESSEDSDEES	77 / 9 AA	146
Phosphosite 3:	USP42	Q9H9J4	S611	LVPYGAESSEDSDEE	75 / 8 AA	146
Phosphosite 4:	HEATR5A	Q86XA9	S1484	AFYTAETSENAKLHY	85 / 7 AA	222
Phosphosite 5:	KDSR	Q06136	S325	CMMQREKSENADKTA	85 / 7 AA	36
Phosphosite 6:	LRRFIP1	Q32MZ4	S638	KQKIAAESSENVDCP	75 / 8 AA	89
Phosphosite 7:	HIPK1	Q86Z02	S243	SILSRLSSENADEYN	100 / 6 AA	131
Phosphosite 8:	ASZ1	Q8WWH4	S18	VAGGGESSESEDDGW	66 / 9 AA	53
Phosphosite 9:	C11orf74	Q86VG3	S60	GVFGTDSSENIFTSA	71 / 7 AA	25
Phosphosite 10:	C11orf74	Q86VG3	S59	RGVFGTDSSENIFTS	71 / 7 AA	25
Phosphosite 11:	CCDC18	Q5T9S5	S1415	YNLEADSSENNDFNT	75 / 8 AA	169
Phosphosite 12:	CNTNAP2	Q9UHC6	S1303	NEAKGAESAESADAA	75 / 8 AA	148
Phosphosite 13:	SALL4	Q9UJQ4	S812	AGSKAESSENSRTEM	85 / 7 AA	112
Phosphosite 14:	SALL4	Q9UJQ4	S811	DAGSKAESSENSRTE	85 / 7 AA	112
Phosphosite 15:	NOL10	Q9BSC4	S548	KPSDAESSESSDDEK	75 / 8 AA	80
Phosphosite 16:	MYH15	Q9Y2K3	T390	EQLEADGTENADKAA	62 / 8 AA	225
Phosphosite 17:	Cas-L	Q14511	S333	LEPPAETSEKANPQE	62 / 8 AA	93
Phosphosite 18:	CDH2	P19022	S74	RKVQYESSEPADFKV	85 / 7 AA	100
Phosphosite 19:	DDX51	Q8N8A6	S103	GEDAGAESNEEAPGE	75 / 8 AA	72
Phosphosite 20:	ARHGAP21	Q5T5U3	S695	SAKPAPQSSENAGTS	62 / 8 AA	217