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:	MATN1
Human P-Site:	T352
P-Site Sequence:	MSYMEKGTMTGAALK
UniProt:	P21941
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MATN1	P21941	T352	MSYMEKGTMTGAALK	100 / 9 AA	54
Phosphosite 1:	MATN4	O95460	T463	VEYMERGTMTGLALR	87 / 8 AA	68
Phosphosite 2:	MATN1	P21941	T354	YMEKGTMTGAALKYL	100 / 7 AA	54
Phosphosite 3:	PTP1B	P18031	S118	NRVMEKGSLKCAQYW	55 / 9 AA	50
Phosphosite 4:	ERC2	O15083	T522	DLTEEKGTLAGEIRD	71 / 7 AA	111
Phosphosite 5:	SERPINA11	Q86U17	T369	VDMSEKGTEAGAASG	75 / 8 AA	47
Phosphosite 6:	CPS1	P31327	T178	KIIRDKGTMLGKIEF	71 / 7 AA	165
Phosphosite 7:	DPY19L3	Q6ZPD9	T456	VGKMEKGTVDLKPET	83 / 6 AA	83
Phosphosite 8:	TRAP1	Q12931	T153	QTNAEKGTITIQDTG	83 / 6 AA	80
Phosphosite 9:	FLJ35843	Q8NA47	T209	CLLMEKKTMNLAIEQ	66 / 9 AA	66
Phosphosite 10:	PTPLA	B0YJ81	T103	RFYMEKGTHRGLYKS	100 / 5 AA	32
Phosphosite 11:	C21orf25	Q9Y426	T686	SRHRNKNTMNGAPVE	62 / 8 AA	76
Phosphosite 12:	Smc4	Q9NTJ3	T750	QIIEQSGTMTGGGSK	62 / 8 AA	147
Phosphosite 13:	MTMR8	Q96EF0	T587	NTLMENGTLSREGGL	57 / 7 AA	79
Phosphosite 14:	SLC4A2	P04920	S243	QERRRIGSMTGAEQA	83 / 6 AA	137
Phosphosite 15:	HIC1	Q14526	T549	KKFTQRGTMTRHMRS	66 / 6 AA	76
Phosphosite 16:	SLC4A2	P04920	T245	RRRIGSMTGAEQALL	83 / 6 AA	137
Phosphosite 17:	IL10RA	Q13651	T458	RCAEEKATKTGCLEE	71 / 7 AA	63
Phosphosite 18:	CD225 family protein FLJ76511	A6NMD0	T133	KHLAEKKTMTNPTTV	62 / 8 AA	25
Phosphosite 19:	ERC2	O15083	T81	TYPKGTMTLGRATNR	100 / 5 AA	111
Phosphosite 20:	ZNFX1	Q9P2E3	T1868	GGAMERGTCPDCKEV	80 / 5 AA	220