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:	S572
P-Site Sequence:	DSRDRGNSCDSSSKS
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	S572	DSRDRGNSCDSSSKS	100 / 9 AA	121
Phosphosite 1:	ATRX	P46100	S1073	KSTGKGDSCDSSEDK	75 / 8 AA	283
Phosphosite 2:	CCDC129	Q6ZRS4	S270	ARVDRANSCQSDSSG	75 / 8 AA	99
Phosphosite 3:	KIAA1545	Q9HCM7	S132	AVSGRGYSCDSESGP	85 / 7 AA	103
Phosphosite 4:	TTK	P33981	S228	HLQNRNNSCDSRGQT	75 / 8 AA	97
Phosphosite 5:	KIAA1545	Q9HCM7	Y131	HAVSGRGYSCDSESG	85 / 7 AA	103
Phosphosite 6:	THBS1	P07996	S405	GIQQRGRSCDSLNNR	75 / 8 AA	129
Phosphosite 7:	ZNF407	Q9C0G0	S965	EKPDRGNSIEAEVEN	62 / 8 AA	247
Phosphosite 8:	FAM73A	Q8NAN2	S127	AASDKGSSCSSSRQN	66 / 9 AA	71
Phosphosite 9:	CARTPT	Q16568	S107	CDCPRGTSCNSFLLK	71 / 7 AA	13
Phosphosite 10:	MAPK8IP1	Q9UQF2	S232	PTTDRGTSTDSPCRR	66 / 9 AA	78
Phosphosite 11:	SPEN	Q96T58	S2305	TKEARGNSSETSHSV	62 / 8 AA	402
Phosphosite 12:	MAPK8IP1	Q9UQF2	T231	APTTDRGTSTDSPCR	75 / 8 AA	78
Phosphosite 13:	SNRK	Q9NRH2	S537	KSQGRGSSCSSSETS	66 / 9 AA	84
Phosphosite 14:	SPEN	Q96T58	S2306	KEARGNSSETSHSVP	62 / 8 AA	402
Phosphosite 15:	CARTPT	Q16568	T106	LCDCPRGTSCNSFLL	71 / 7 AA	13
Phosphosite 16:	LCE3E	Q5T5B0	S68	HRCRRQRSNSCDRGS	71 / 7 AA	10
Phosphosite 17:	LCE3C	Q5T5A8	S70	HQCRRQRSNSCDRGS	71 / 7 AA	10
Phosphosite 18:	PAG	Q9NWQ8	S249	VESILGNSCDPEEEA	83 / 6 AA	47
Phosphosite 19:	EAF2	Q96CJ1	S175	SLMDQMSSCDSSSDS	66 / 9 AA	29
Phosphosite 20:	LCE3E	Q5T5B0	S70	CRRQRSNSCDRGSGQ	71 / 7 AA	10