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:	Y929
P-Site Sequence:	PPLPPKKYAITSVPQ
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	Y929	PPLPPKKYAITSVPQ	100 / 9 AA	121
Phosphosite 1:	MAPKAPK3	Q16644	Y37	GRREPKKYAVTDDYQ	85 / 7 AA	43
Phosphosite 2:	USP53	Q70EK8	T932	PPKKYAITSVPQSEK	100 / 6 AA	121
Phosphosite 3:	MYH9	P35579	Y151	HEMPPHIYAITDTAY	75 / 8 AA	227
Phosphosite 4:	PAFAH1B1	P43034	Y102	IPRPPEKYALSGHRS	55 / 9 AA	47
Phosphosite 5:	C10orf110	Q9NZ38	Y146	ELEPTRKYGITEDCT	62 / 8 AA	21
Phosphosite 6:	RYR2	Q92736	Y968	KMKLPKNYQLTSGYK	62 / 8 AA	565
Phosphosite 7:	UTP15	Q8TED0	Y54	SPQPPYNYAVTASSR	55 / 9 AA	58
Phosphosite 8:	HDGFRP2	Q7Z4V5	Y40	VKPPPNKYPIFFFGT	71 / 7 AA	74
Phosphosite 9:	APBB2	Q92870	Y70	PPKCRKKYALTNIQA	62 / 8 AA	83
Phosphosite 10:	PHF17	Q6IE81	Y115	MFIRPKKYIVSSGSE	55 / 9 AA	96
Phosphosite 11:	RSKL1	Q96S38	S760	SDPSGPKSYSITEKH	71 / 7 AA	119
Phosphosite 12:	CLIPR-59	Q96DZ5	Y55	PAPLPKDYAFTFFDP	71 / 7 AA	60
Phosphosite 13:	C16orf50	Q8IY82	T247	KVLPKKYTIKPPRDL	83 / 6 AA	104
Phosphosite 14:	WDR67	Q96DN5	Y140	SVHASGKYAITTSSD	83 / 6 AA	124
Phosphosite 15:	TTN	Q8WZ42	T2315	SNGKYTITSRRGRQN	83 / 6 AA	3816
Phosphosite 16:	TSSK6	Q9BXA6	Y193	IPYDPKKYDVWSMGV	62 / 8 AA	30
Phosphosite 17:	MED24	O75448	S69	SYLKYAISSQMVSYS	83 / 6 AA	110
Phosphosite 18:	TTN	Q8WZ42	Y2312	ELKSNGKYTITSRRG	83 / 6 AA	3816
Phosphosite 19:	RSKL1	Q96S38	S762	PSGPKSYSITEKHYA	71 / 7 AA	119
Phosphosite 20:	FBXO44	Q9H4M3	Y125	PNDQVKKYFVTSYYT	55 / 9 AA	30