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:	S525
P-Site Sequence:	HDRVVPQSRASAQII
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	S525	HDRVVPQSRASAQII	100 / 9 AA	121
Phosphosite 1:	USP45	Q70EL2	S798	YLQVVPESRALSAQA	85 / 7 AA	92
Phosphosite 2:	JPH1	Q9HDC5	S530	AGAVVPQSKYSGRHH	66 / 9 AA	72
Phosphosite 3:	CACNA1H	O95180	S2292	SHSVTPESRASSSGA	66 / 9 AA	259
Phosphosite 4:	TTN	Q8WZ42	S17113	CTLVIPQSRRSDTGL	66 / 9 AA	3816
Phosphosite 5:	PLK3	Q9H4B4	S96	AVKVIPQSRVAKPHQ	83 / 6 AA	72
Phosphosite 6:	VPRBP	Q9Y4B6	S841	KADVVAQSRISFPEK	75 / 8 AA	169
Phosphosite 7:	MKX	Q8IYA7	S206	KAGVRPESRASEDYV	66 / 9 AA	39
Phosphosite 8:	MED13L	Q71F56	S297	NDIPVPQSVASAGGH	87 / 8 AA	243
Phosphosite 9:	CD3G	P09693	S145	GQDGVRQSRASDKQT	85 / 7 AA	20
Phosphosite 10:	GLI3	P10071	T1188	PRPAVPQTRAFGFCN	83 / 6 AA	170
Phosphosite 11:	TANC1	Q9C0D5	S1506	GRPVSPQSRAGIGKS	75 / 8 AA	202
Phosphosite 12:	Cdc2L2	Q9UQ88	S360	HLLVVPESRFDRDSG	83 / 6 AA	91
Phosphosite 13:	CDK11B	P21127	S375	HLLVVPESRFDRDSG	83 / 6 AA	93
Phosphosite 14:	SLC12A7	Q9Y666	S404	SVPVAEESRASALPY	66 / 9 AA	119
Phosphosite 15:	C12orf35	Q9HCM1	S308	LSMEVPQSREMLSSE	83 / 6 AA	195
Phosphosite 16:	CUL2	Q13617	S707	IQEVISQSRARFNPS	71 / 7 AA	87
Phosphosite 17:	CUL2	Q13617	S705	ALIQEVISQSRARFN	71 / 7 AA	87
Phosphosite 18:	B4GALNT4	Q76KP1	S299	HVAHVPQSPASHVGG	85 / 7 AA	117
Phosphosite 19:	SPAG17	Q6Q759	S1175	VIVTVPQSKAKGKIK	83 / 6 AA	252
Phosphosite 20:	FAM123B	Q5JTC6	S1010	ISLSVPESRAPGESG	62 / 8 AA	124