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:	S164
P-Site Sequence:	SYGRDGRSATREPPY
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	S164	SYGRDGRSATREPPY	100 / 9 AA	95
Phosphosite 1:	MATR3	P43243	T166	GRDGRSATREPPYRV	100 / 7 AA	95
Phosphosite 2:	C3orf20	Q8ND61	S655	GKAREGRSPTRWAAL	75 / 8 AA	101
Phosphosite 3:	EphA8	P29322	S625	EPGRAGRSFTREIEA	77 / 9 AA	111
Phosphosite 4:	DEFA5	Q01523	T74	CRTGRCATRESLSGV	85 / 7 AA	10
Phosphosite 5:	SCHIP1	Q9P0W5	S117	RGYRDDRSPAREPGD	66 / 9 AA	53
Phosphosite 6:	HPSE	Q9Y251	T306	YLNGRTATREDFLNP	85 / 7 AA	61
Phosphosite 7:	U2AF2	P26368	S53	RRNRDQRSASRDRRR	66 / 9 AA	54
Phosphosite 8:	C9orf144B	Q6ZU69	S1071	DAGFGRSSTREERRP	85 / 7 AA	148
Phosphosite 9:	C9orf144B	Q6ZU69	S1070	GDAGFGRSSTREERR	85 / 7 AA	148
Phosphosite 10:	ADCY8	P40145	S29	PPAGDGRSASRPQRL	85 / 7 AA	140
Phosphosite 11:	C9orf144B	Q6ZU69	T1072	AGFGRSSTREERRPA	85 / 7 AA	148
Phosphosite 12:	ZNF444	Q8N0Y2	S109	AASPDGSSATRVPQD	75 / 8 AA	35
Phosphosite 13:	APOB	P04114	S72	PGTADSRSATRINCK	85 / 7 AA	516
Phosphosite 14:	WTIP	A6NIX2	S59	SWARDGRSAVGSKLS	85 / 7 AA	67
Phosphosite 15:	ZNF444	Q8N0Y2	S108	PAASPDGSSATRVPQ	75 / 8 AA	35
Phosphosite 16:	NUP188	Q5SRE5	S24	WTILLGRSALRELSQ	85 / 7 AA	196
Phosphosite 17:	ARHGAP30	Q7Z6I6	S394	GTPRAGRSAIRAGGS	66 / 9 AA	95
Phosphosite 18:	SORBS2	O94875	S852	TLTDMGRSAPRERRG	85 / 7 AA	72
Phosphosite 19:	COL17A1	Q9UMD9	T137	STRGRSQTRESEIRV	85 / 7 AA	150
Phosphosite 20:	TTN	Q8WZ42	S21973	AVNSAGRSAPRESRP	85 / 7 AA	3816