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:	S596
P-Site Sequence:	KDKSRKRSYSPDGKE
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	S596	KDKSRKRSYSPDGKE	100 / 9 AA	95
Phosphosite 1:	MATR3	P43243	Y597	DKSRKRSYSPDGKES	100 / 8 AA	95
Phosphosite 2:	MATR3	P43243	S598	KSRKRSYSPDGKESP	100 / 7 AA	95
Phosphosite 3:	TRA2A	Q13595	S86	RRRSRSRSYTPEYRR	66 / 9 AA	33
Phosphosite 4:	THRAP3	Q9Y2W1	S53	SSRSRSRSYSPAHNR	77 / 9 AA	109
Phosphosite 5:	KANK1	Q14678	S323	VCGVRKRSYSAGNAS	75 / 8 AA	147
Phosphosite 6:	GPATCH8	Q9UKJ3	S888	SCYSRQRSYSDDSYS	77 / 9 AA	164
Phosphosite 7:	KANK1	Q14678	Y324	CGVRKRSYSAGNASQ	75 / 8 AA	147
Phosphosite 8:	SRRM1	Q8IYB3	S308	RHRSRSRSYSPRRRP	87 / 8 AA	102
Phosphosite 9:	TRA2A	Q13595	S276	RSRSRSRSYSPRRY_	87 / 8 AA	33
Phosphosite 10:	SF2	Q07955	S225	RSNSRSRSYSPRRSR	87 / 8 AA	28
Phosphosite 11:	TRA2B	P62995	S282	RSRSRSRSYSPRRY_	87 / 8 AA	34
Phosphosite 12:	NOBOX	O60393	S198	EVKIGKRSYSPAPGK	85 / 7 AA	74
Phosphosite 13:	KIAA1853	A7MD48	Y490	ARRRRRSYSPMRKRR	85 / 7 AA	69
Phosphosite 14:	KIAA1853	A7MD48	S489	RARRRRRSYSPMRKR	85 / 7 AA	69
Phosphosite 15:	TRA2B	P62995	S85	HRRSRSRSYSRDYRR	77 / 9 AA	34
Phosphosite 16:	NOBOX	O60393	Y199	VKIGKRSYSPAPGKQ	85 / 7 AA	74
Phosphosite 17:	NOBOX	O60393	S200	KIGKRSYSPAPGKQK	85 / 7 AA	74
Phosphosite 18:	THRAP3	Q9Y2W1	Y54	SRSRSRSYSPAHNRE	75 / 8 AA	109
Phosphosite 19:	SFRS12IP1	Q8N9Q2	Y95	KKKRKRSYSSSSTEE	85 / 7 AA	18
Phosphosite 20:	ZNF265	O95218	Y274	SSPRKRSYSSSSSSP	85 / 7 AA	37