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:	S1856
P-Site Sequence:	KRSSKSKSHRSQTRS
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	S1856	KRSSKSKSHRSQTRS	100 / 9 AA	264
Phosphosite 1:	SON	P18583	S1854	ARKRSSKSKSHRSQT	100 / 7 AA	264
Phosphosite 2:	KRBA1	A5PL33	S188	HSPSRRKSHRGQERG	66 / 9 AA	108
Phosphosite 3:	SPAG17	Q6Q759	S1359	TNTKKGKSHKSQSSM	75 / 8 AA	252
Phosphosite 4:	SON	P18583	S1859	SKSKSHRSQTRSRSR	100 / 6 AA	264
Phosphosite 5:	ZNF134	P52741	T159	AIHSKRKTHRSTESG	75 / 8 AA	48
Phosphosite 6:	ZNF217	O75362	S820	LAPSNLKSHRPQQNV	66 / 9 AA	115
Phosphosite 7:	CLK4	Q9HAZ1	S128	CSSHQSRSKSHRRKR	85 / 7 AA	57
Phosphosite 8:	TRIT1	Q9H3H1	S418	AAHIKSKSHLNQLKK	75 / 8 AA	53
Phosphosite 9:	CLK4	Q9HAZ1	S130	SHQSRSKSHRRKRSR	85 / 7 AA	57
Phosphosite 10:	LOC643677	Q8NDH2	S862	RKGKPHRSQKENRHE	83 / 6 AA	278
Phosphosite 11:	ZNF582	Q96NG8	S321	KECGKTFSHRSQLIQ	66 / 9 AA	60
Phosphosite 12:	RNF111	Q6ZNA4	S346	STLGHSRSHWSQGSS	71 / 7 AA	109
Phosphosite 13:	SPATA6	Q9NWH7	S457	AASYKGKSHRPIFEN	71 / 7 AA	56
Phosphosite 14:	RGS14	O43566	S282	LAFVSSKSESHRKSL	85 / 7 AA	61
Phosphosite 15:	IQCH	Q86VS3	S241	KQRSKGKSRRSRGHH	66 / 9 AA	117
Phosphosite 16:	piccolo	Q9Y6V0	S2836	VDLSTTKSHRTVVTM	62 / 8 AA	567
Phosphosite 17:	C18orf25	Q96B23	S176	AKVKGHRSQKHKERI	83 / 6 AA	43
Phosphosite 18:	DCC	P43146	S1204	QLGSKSTSHSGQDTE	66 / 9 AA	158
Phosphosite 19:	DDX21	Q9NR30	S765	RSGGGNKSNRSQNKG	71 / 7 AA	87
Phosphosite 20:	HMG20A	Q9NP66	S191	QDRQKGKSHRQDAAR	83 / 6 AA	40