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:	USP51
Human P-Site:	S535
P-Site Sequence:	QNPERADSTVSRDDH
UniProt:	Q70EK9
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USP51	Q70EK9	S535	QNPERADSTVSRDDH	100 / 9 AA	80
Phosphosite 1:	USP51	Q70EK9	T536	NPERADSTVSRDDHI	100 / 8 AA	80
Phosphosite 2:	SNIP1	Q8TAD8	T319	EYTRADGTVGRRVKP	75 / 8 AA	46
Phosphosite 3:	KIF1A	Q12756	S257	AGSERADSTGAKGTR	66 / 9 AA	191
Phosphosite 4:	KIF1B	O60333	S257	AGSERADSTGAKGTR	66 / 9 AA	204
Phosphosite 5:	ARHGAP15	Q53QZ3	S292	KVCERENSTVPWFVK	55 / 9 AA	55
Phosphosite 6:	WDR20	Q8TBZ3	S347	FGRDRANSTQSRLSK	66 / 9 AA	63
Phosphosite 7:	BCLAF1	Q9NYF8	S711	RSKERGDSKGSRESS	66 / 9 AA	106
Phosphosite 8:	KIF1C	O43896	S257	AGSERADSSGARGMR	66 / 9 AA	123
Phosphosite 9:	piccolo	Q9Y6V0	S3539	SSHLRADSTVQLAPS	100 / 6 AA	567
Phosphosite 10:	MMP9	P14780	T336	CPTRADSTVMGGNSA	100 / 6 AA	78
Phosphosite 11:	PDZK1	Q5T2W1	S505	MAKERAHSTASHSSS	66 / 9 AA	57
Phosphosite 12:	PDZK1P1; PDZK1P2	A8MUH7	S388	MAKERAHSTASHSSS	66 / 9 AA	44
Phosphosite 13:	piccolo	Q9Y6V0	T3540	SHLRADSTVQLAPSP	100 / 6 AA	567
Phosphosite 14:	NYX	Q9GZU5	T408	PSPEPAATTVSRFSS	66 / 9 AA	52
Phosphosite 15:	SLC47A2	Q86VL8	S515	QQQQRAESTATRPGP	55 / 9 AA	65
Phosphosite 16:	IkB-epsilon	O00221	S210	ADGERADSTYGSSSL	100 / 6 AA	53
Phosphosite 17:	MMP9	P14780	S335	FCPTRADSTVMGGNS	100 / 6 AA	78
Phosphosite 18:	C19orf77	O75264	S127	GDHERAKSTVM____	85 / 7 AA	15
Phosphosite 19:	C15orf57	Q9BV29	S9	KMFESADSTATRSGQ	66 / 9 AA	21
Phosphosite 20:	ANKRD50	Q9ULJ7	S1170	SPSESPDSTVDRQKS	66 / 9 AA	150