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:	USP28
Human P-Site:	S284
P-Site Sequence:	VNSPRNKSENPMVQL
UniProt:	Q96RU2
Intern. Prot. ID:	IPI00045496

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USP28	Q96RU2	S284	VNSPRNKSENPMVQL	100 / 9 AA	122
Phosphosite 1:	ATF6	P18850	T161	VTGPRNKTENGLTPK	66 / 9 AA	75
Phosphosite 2:	TBCCD1	Q9NVR7	S150	WPSPRNKSQSPDLTE	75 / 8 AA	64
Phosphosite 3:	Irx2	Q9BZI1	S186	TWAPRNKSEDEDEDE	85 / 7 AA	49
Phosphosite 4:	ACSM6	Q6P461	S217	QTYMRTKSQDPMAIF	62 / 8 AA	54
Phosphosite 5:	KIAA1009	Q5TB80	S585	CLSTRKKSENPTETD	85 / 7 AA	162
Phosphosite 6:	senataxin	Q7Z333	S1165	KKPKRKRSEKPMAED	62 / 8 AA	303
Phosphosite 7:	XPB	P19447	S242	VTDPQGKSDIPMDLF	55 / 9 AA	89
Phosphosite 8:	USP29	Q9HBJ7	S107	DIIHQNKSQQPMKSD	62 / 8 AA	104
Phosphosite 9:	DDX56	Q9NY93	S526	RKAKRAKSQNPLRSF	62 / 8 AA	62
Phosphosite 10:	LUZP1	Q86V48	S275	ENETRNKSENEKNRN	75 / 8 AA	120
Phosphosite 11:	IRX5	P78411	S185	TWTPRNRSEDEEEEE	71 / 7 AA	50
Phosphosite 12:	SENP6	Q9GZR1	S890	KVADRTKSENGLQNE	62 / 8 AA	126
Phosphosite 13:	ZBTB41	Q5SVQ8	S295	EKSDRNDSEDPGSEY	71 / 7 AA	105
Phosphosite 14:	RP1	P56715	Y498	SGENKSEYHMFTHSC	71 / 7 AA	241
Phosphosite 15:	CBR3	O75828	S97	NAAVAFKSDDPMPFD	66 / 6 AA	31
Phosphosite 16:	AHNAK	Q09666	S135	KIKPRLKSEDGVEGD	55 / 9 AA	629
Phosphosite 17:	SORBS1	Q9BX66	S479	SPLSVPRSKSEMSYI	83 / 6 AA	142
Phosphosite 18:	ILDR2	Q71H61	S410	HSQPRSKSEMLSRKN	83 / 6 AA	71
Phosphosite 19:	SORBS1	Q9BX66	S481	LSVPRSKSEMSYIDG	83 / 6 AA	142
Phosphosite 20:	ILDR2	Q71H61	S408	FRHSQPRSKSEMLSR	83 / 6 AA	71