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:	USP15
Human P-Site:	S579
P-Site Sequence:	REKFRHSSYTHHTGS
UniProt:	Q9Y4E8
Intern. Prot. ID:	IPI00000728

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USP15	Q9Y4E8	S579	REKFRHSSYTHHTGS	100 / 9 AA	112
Phosphosite 1:	USP15	Q9Y4E8	S578	LREKFRHSSYTHHTG	100 / 8 AA	112
Phosphosite 2:	USP15	Q9Y4E8	Y580	EKFRHSSYTHHTGSS	100 / 8 AA	112
Phosphosite 3:	USP15	Q9Y4E8	T581	KFRHSSYTHHTGSSL	100 / 7 AA	112
Phosphosite 4:	ZNF699	Q32M78	S572	GKAFRHSSYLTVHAR	100 / 6 AA	74
Phosphosite 5:	ZNF699	Q32M78	S571	CGKAFRHSSYLTVHA	100 / 6 AA	74
Phosphosite 6:	Peptidase D	P12955	S240	RGGMRHSSYTCICGS	85 / 7 AA	54
Phosphosite 7:	Peptidase D	P12955	Y241	GGMRHSSYTCICGSG	100 / 6 AA	54
Phosphosite 8:	ZNF234	Q14588	S441	GKAFRQSSYLKIHLK	83 / 6 AA	81
Phosphosite 9:	ZNF234	Q14588	S440	CGKAFRQSSYLKIHL	83 / 6 AA	81
Phosphosite 10:	ZNF665	Q9H7R5	S490	GKVFRHNSYLAIHQR	83 / 6 AA	70
Phosphosite 11:	Wnk4	Q96J92	S575	PFLFRHASYSSTTSD	71 / 7 AA	135
Phosphosite 12:	ZNF665	Q9H7R5	S294	GKVFRHNSYLAKHRR	83 / 6 AA	70
Phosphosite 13:	ZNF160	Q9HCG1	S326	GKVFRHNSYLATHRR	83 / 6 AA	94
Phosphosite 14:	PCTAIRE2	Q00537	S506	KDPGFRNSSYPETGH	83 / 6 AA	60
Phosphosite 15:	PCTAIRE2	Q00537	S507	DPGFRNSSYPETGHG	83 / 6 AA	60
Phosphosite 16:	ZNF347	Q96SE7	S610	GKVFRHNSYLSRHQR	83 / 6 AA	96
Phosphosite 17:	SEMA6D	Q8NFY4	Y1031	SLSRQSSYTSNGTLP	62 / 8 AA	120
Phosphosite 18:	SEMA6D	Q8NFY4	S1030	PSLSRQSSYTSNGTL	62 / 8 AA	120
Phosphosite 19:	ZNF137	P52743	S113	GKIFRHRSYLAVYQR	83 / 6 AA	24
Phosphosite 20:	SEMA6D	Q8NFY4	S1029	QPSLSRQSSYTSNGT	83 / 6 AA	120