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:	USP53
Human P-Site:	S445
P-Site Sequence:	REKIKDISRECALKA
UniProt:	Q70EK8
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USP53	Q70EK8	S445	REKIKDISRECALKA	100 / 9 AA	121
Phosphosite 1:	MYST2	O95251	S545	EISIKEISQETAVNP	66 / 9 AA	71
Phosphosite 2:	FBX38	Q6PIJ6	S747	SPTEVDVSRQCACSP	71 / 7 AA	134
Phosphosite 3:	ZFP106	Q9H2Y7	S19	PSFPRDISHECRVCG	71 / 7 AA	209
Phosphosite 4:	FSCN3	Q9NQT6	T491	LADSEDITRECIWEF	83 / 6 AA	57
Phosphosite 5:	BAZ2B	Q9UIF8	S799	RNGIMDISRDNFSFS	71 / 7 AA	220
Phosphosite 6:	ARL6IP4	Q66PJ3	S156	KKSRKDTSRNCSAST	62 / 8 AA	38
Phosphosite 7:	ARL6IP4	Q66PJ3	T155	KKKSRKDTSRNCSAS	71 / 7 AA	38
Phosphosite 8:	AMD1	P17707	T204	GVTAKDVTRESGIRD	50 / 8 AA	38
Phosphosite 9:	RTP3	Q9BQQ7	S144	VPMIKDISLEGPHNS	66 / 9 AA	27
Phosphosite 10:	PEG3	Q9GZU2	S323	EKFIKDVSRSSKSGR	62 / 8 AA	181
Phosphosite 11:	USP54	Q70EL1	S1398	ATPCRGLSRECGEDE	50 / 8 AA	187
Phosphosite 12:	ZNF26	P17031	S20	LLSFKDISMEFTWDE	71 / 7 AA	61
Phosphosite 13:	C9orf84	Q5VXU9	S134	IFTEANFSRECFSLQ	66 / 6 AA	165
Phosphosite 14:	MTHFD1	P11586	S325	SDIDISRSCKPKPIG	83 / 6 AA	102
Phosphosite 15:	CHM	P24386	S561	MRDSSDISRSCYNDL	83 / 6 AA	73
Phosphosite 16:	CIZ1	Q9ULV3	S772	QVRSRDISREEWKGS	83 / 6 AA	100
Phosphosite 17:	CBFB	Q13951	S22	EEFFRKLSRECEIKY	50 / 8 AA	22
Phosphosite 18:	SPRED1	Q7Z699	S217	EYVQRQISKECGSLK	50 / 8 AA	50
Phosphosite 19:	TRIM56	Q9BRZ2	S471	KGRLKSISREPSPAL	55 / 9 AA	81
Phosphosite 20:	CHM	P24386	S563	DSSDISRSCYNDLPS	83 / 6 AA	73