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:	S856
P-Site Sequence:	ASGKRVNSNEPSSLW
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	S856	ASGKRVNSNEPSSLW	100 / 9 AA	121
Phosphosite 1:	TTN	Q8WZ42	S33614	KSPKRVKSPEPSHPK	77 / 9 AA	3816
Phosphosite 2:	CCDC40	Q4G0X9	S158	SRERRVTSPEPSHGV	66 / 9 AA	130
Phosphosite 3:	CARD11	Q9BXL7	S915	NKYKRMNSNERVRII	75 / 8 AA	133
Phosphosite 4:	LRCH2	Q5VUJ6	T360	NGEKRLSTTEPSDDD	55 / 9 AA	85
Phosphosite 5:	SYNE2	Q8WXH0	S6384	SWRKRGESEEPSSPQ	66 / 9 AA	796
Phosphosite 6:	A2ML1	A8K2U0	S877	ISTKILDSNEPCGGQ	55 / 9 AA	161
Phosphosite 7:	MAGE-D4	Q96JG8	S70	GPGLRILSNEPWELE	62 / 8 AA	81
Phosphosite 8:	ARHGAP29	Q52LW3	S488	NVNKHLNSSQPSGFG	55 / 9 AA	142
Phosphosite 9:	TTF2	Q9UNY4	S666	EVEKRVNSNKLRVYL	100 / 6 AA	130
Phosphosite 10:	DDX20	Q9UHI6	S268	PTFVRLNSSDPSLIG	62 / 8 AA	92
Phosphosite 11:	PCF11	O94913	S140	ALDVRVNSLDPAWPI	62 / 8 AA	173
Phosphosite 12:	UBXN4	Q92575	T447	TQTSVRVTSSEPPNP	71 / 7 AA	57
Phosphosite 13:	UBXN4	Q92575	S448	QTSVRVTSSEPPNPA	71 / 7 AA	57
Phosphosite 14:	NEK1	Q96PY6	T351	TPEKRVNTGEERRKI	71 / 7 AA	143
Phosphosite 15:	VAV3	Q9UKW4	S567	DNCGRVNSGEQGTLK	62 / 8 AA	98
Phosphosite 16:	PNN	Q9H307	S413	METNRVESVEPSENE	66 / 9 AA	82
Phosphosite 17:	PAPOLB	Q9NRJ5	T581	FSLQQVNTNESSGVA	55 / 9 AA	72
Phosphosite 18:	UBXN4	Q92575	S449	TSVRVTSSEPPNPAS	71 / 7 AA	57
Phosphosite 19:	VHL	P40337	S68	PVLRSVNSREPSQVI	66 / 9 AA	24
Phosphosite 20:	MARCH-VII	Q9H992	T661	FSDMMGNTNEPSTRV	55 / 9 AA	78