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:	SON
Human P-Site:	S1257
P-Site Sequence:	EPPPEPESSITLTPV
UniProt:	P18583
Intern. Prot. ID:	IPI00000192

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SON	P18583	S1257	EPPPEPESSITLTPV	100 / 9 AA	264
Phosphosite 1:	SON	P18583	S1258	PPPEPESSITLTPVE	100 / 8 AA	264
Phosphosite 2:	IRAK1	P51617	S185	STKPGPESSVSLLQG	66 / 9 AA	77
Phosphosite 3:	PCBP4	P57723	S15	LEEEPELSITLTLRM	87 / 8 AA	41
Phosphosite 4:	AP3B1	O00203	S944	DSLEPEGSITVSMGI	75 / 8 AA	121
Phosphosite 5:	PKD1L3	Q7Z443	S409	EQNQSPESSVTLTSA	85 / 7 AA	196
Phosphosite 6:	SARG	Q9BW04	S462	LTPPKPESGLTLQES	66 / 9 AA	64
Phosphosite 7:	PKD1L3	Q7Z443	S410	QNQSPESSVTLTSAN	85 / 7 AA	196
Phosphosite 8:	A1BG	P04217	S317	EFSPEPESGRALRLR	66 / 9 AA	54
Phosphosite 9:	C1orf170	Q5SV97	S289	PASEPQSSVALSTPI	62 / 8 AA	72
Phosphosite 10:	C1orf170	Q5SV97	S288	TPASEPQSSVALSTP	62 / 8 AA	72
Phosphosite 11:	AP2A1	O95782	S610	PPFPERESSILAKLK	85 / 7 AA	108
Phosphosite 12:	AP2A2	O94973	S609	PPFPERESSILAKLK	85 / 7 AA	104
Phosphosite 13:	SON	P18583	T1260	PEPESSITLTPVESA	100 / 6 AA	264
Phosphosite 14:	MUC3A	Q02505	S2056	TSSMMPESESSISPN	85 / 7 AA	266
Phosphosite 15:	MUC3B	Q9H195	S416	TSSMTPESESSIIPN	85 / 7 AA	96
Phosphosite 16:	CPEB3	Q8NE35	S30	QQQPQPESSVSEAPS	62 / 8 AA	76
Phosphosite 17:	MUC3A	Q02505	S2058	SMMPESESSISPNAS	75 / 8 AA	266
Phosphosite 18:	DPYSL3	Q14195	S115	VVPEPESSLTEAYEK	85 / 7 AA	62
Phosphosite 19:	MAPK8IP3	Q9UPT6	S947	ENGPEPDSSSTRPEP	75 / 8 AA	147
Phosphosite 20:	C5orf42	Q9H799	S1688	ETSEPEFSITENYSG	85 / 7 AA	237