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:	USP8
Human P-Site:	Y336
P-Site Sequence:	SISLDFTYPSLEESI
UniProt:	P40818
Intern. Prot. ID:	IPI00030915

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USP8	P40818	Y336	SISLDFTYPSLEESI	100 / 9 AA	128
Phosphosite 1:	USP8	P40818	T335	VSISLDFTYPSLEES	100 / 8 AA	128
Phosphosite 2:	USP8	P40818	S338	SLDFTYPSLEESIPS	100 / 7 AA	128
Phosphosite 3:	PHF2	O75151	Y877	FKDSDYVYPSLESDE	75 / 8 AA	121
Phosphosite 4:	PSME4	Q14997	Y441	PPVLERTYPALETLT	66 / 9 AA	211
Phosphosite 5:	PHF8	Q9UPP1	Y852	FKDAEYIYPSLESDD	62 / 8 AA	118
Phosphosite 6:	ZNF688	P0C7X2	T193	TDCGRRFTYPSLLVS	100 / 6 AA	31
Phosphosite 7:	ZNF688	P0C7X2	Y194	DCGRRFTYPSLLVSH	100 / 6 AA	31
Phosphosite 8:	ZNF688	P0C7X2	S196	GRRFTYPSLLVSHRR	100 / 6 AA	31
Phosphosite 9:	Dicer1	Q9UPY3	Y1091	SLPADFRYPNLDFGW	62 / 8 AA	219
Phosphosite 10:	FLJ40243	Q7Z745	Y174	NHWRDFPYPRLDANR	62 / 8 AA	181
Phosphosite 11:	ZNF785	A8K8V0	S182	PDCGRNFSYPSLLAS	71 / 7 AA	46
Phosphosite 12:	GPR12	P47775	T277	YSLIADYTYPSIYTY	71 / 7 AA	37
Phosphosite 13:	CC2D1A	Q6P1N0	Y688	FVRFDFPYPNVEEAQ	55 / 9 AA	104
Phosphosite 14:	ZNF785	A8K8V0	Y183	DCGRNFSYPSLLASH	71 / 7 AA	46
Phosphosite 15:	Fra2	P15408	Y284	TSNLVFTYPSVLEQE	75 / 8 AA	35
Phosphosite 16:	NISCH	Q9Y2I1	Y1319	SSRVKFTYPSEEEIG	66 / 9 AA	167
Phosphosite 17:	ZFYVE26	Q68DK2	Y1733	EKALDFPYPQREKRS	66 / 9 AA	285
Phosphosite 18:	FOSL1	P15407	T236	FTPSLVFTYPSTPEP	85 / 7 AA	29
Phosphosite 19:	FOSL1	P15407	Y237	TPSLVFTYPSTPEPC	85 / 7 AA	29
Phosphosite 20:	FLJ30092	Q9Y4D8	Y607	EEDREFTYPSDVLVP	83 / 6 AA	328