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:	S277
P-Site Sequence:	AYKNYDYSEPGRNNE
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	S277	AYKNYDYSEPGRNNE	100 / 9 AA	112
Phosphosite 1:	USP15	Q9Y4E8	Y276	TAYKNYDYSEPGRNN	100 / 8 AA	112
Phosphosite 2:	CXCR7	P25106	S9	DLHLFDYSEPGNFSD	85 / 7 AA	41
Phosphosite 3:	CXCR7	P25106	Y8	MDLHLFDYSEPGNFS	85 / 7 AA	41
Phosphosite 4:	XKR7	Q5GH72	Y116	FRWFVYDYSEPAGSP	85 / 7 AA	64
Phosphosite 5:	XKR7	Q5GH72	S117	RWFVYDYSEPAGSPG	85 / 7 AA	64
Phosphosite 6:	SEC16A	O15027	Y1088	YYSSQYDYGDPGHWD	71 / 7 AA	234
Phosphosite 7:	USP15	Q9Y4E8	Y274	SYTAYKNYDYSEPGR	100 / 6 AA	112
Phosphosite 8:	OVOS1	Q6IE37	Y1175	PAMVYDYYEKGRQAT	75 / 8 AA	134
Phosphosite 9:	GPRC6A	Q5T6X5	Y406	RNDFLWDYAEPGLIH	71 / 7 AA	105
Phosphosite 10:	PHKA1	P46020	Y638	DYDDNYDYLESGNWM	75 / 8 AA	137
Phosphosite 11:	TMCC3	Q9ULS5	S15	LTVDRTYSDPGRHHR	83 / 6 AA	54
Phosphosite 12:	SMAP-5	Q969M3	Y44	KQYAGYDYSQQGRFV	71 / 7 AA	28
Phosphosite 13:	AMPD3	Q01432	S436	EESKYQYSEPRLSIY	71 / 7 AA	89
Phosphosite 14:	AMPD3	Q01432	Y435	LEESKYQYSEPRLSI	71 / 7 AA	89
Phosphosite 15:	SMURF2	Q9HAU4	S196	TRPASEYSSPGRPLS	71 / 7 AA	86
Phosphosite 16:	WDR52	Q96MT7	S757	PILCGFYSEPGKFWV	83 / 6 AA	112
Phosphosite 17:	SPEN	Q96T58	Y78	DRDLRTDYNEPGTIP	83 / 6 AA	402
Phosphosite 18:	SMURF2	Q9HAU4	S197	RPASEYSSPGRPLSC	71 / 7 AA	86
Phosphosite 19:	C6orf26	Q5SSQ6	S93	NFLTDLHSEPGRPPL	83 / 6 AA	17
Phosphosite 20:	AREG	P15514	Y81	EPSSGADYDYSEEYD	83 / 6 AA	28