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:	S99
P-Site Sequence:	RGPLPLSSQHRGDAD
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	S99	RGPLPLSSQHRGDAD	100 / 9 AA	95
Phosphosite 1:	MATR3	P43243	S98	SRGPLPLSSQHRGDA	100 / 8 AA	95
Phosphosite 2:	Raf1	P04049	S228	VSRMPVSSQHRYSTP	75 / 8 AA	73
Phosphosite 3:	Raf1	P04049	S227	SVSRMPVSSQHRYST	75 / 8 AA	73
Phosphosite 4:	C9orf131	Q5VYM1	S992	VSTFPQRSQHRGQSS	66 / 9 AA	118
Phosphosite 5:	PCCB	P05166	S282	FNYLPLSSQDPAPVR	66 / 9 AA	58
Phosphosite 6:	VGF	O15240	S37	AQPPPLSSEHKEPVA	62 / 8 AA	67
Phosphosite 7:	C5orf47	Q569G3	S73	GSELPLGSQLRVPTT	75 / 8 AA	19
Phosphosite 8:	PCDH18	Q9HCL0	S773	NGTLPIRSHHRSSPS	55 / 9 AA	126
Phosphosite 9:	HERC1	Q15751	S3380	CCLSSRLSSQHRQWA	100 / 6 AA	532
Phosphosite 10:	CNTN2	Q02246	S369	RNGEPLASQNRVEVL	71 / 7 AA	113
Phosphosite 11:	HERC1	Q15751	S3381	CLSSRLSSQHRQWAA	100 / 6 AA	532
Phosphosite 12:	Elk-3	P41970	S254	SPNSPLPSEHRSLFL	62 / 8 AA	44
Phosphosite 13:	VGF	O15240	S36	EAQPPPLSSEHKEPV	71 / 7 AA	67
Phosphosite 14:	CDH2	P19022	S96	AVRSFPLSSEHAKFL	71 / 7 AA	100
Phosphosite 15:	PCCB	P05166	S281	FFNYLPLSSQDPAPV	75 / 8 AA	58
Phosphosite 16:	UBN2	Q6ZU65	S1204	QGATKPLSTPHRPST	71 / 7 AA	146
Phosphosite 17:	HIVEP3	Q5T1R4	S2184	FSHLPLHSQHLTRAP	85 / 7 AA	259
Phosphosite 18:	PTPRN2	Q92932	S642	LIYCLRHSSQHRLKE	75 / 8 AA	111
Phosphosite 19:	UBN2	Q6ZU65	T1205	GATKPLSTPHRPSTA	71 / 7 AA	146
Phosphosite 20:	EML6	Q6ZMW3	S1028	TLRIWELSAQHRMLA	62 / 8 AA	217