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:	S658
P-Site Sequence:	GSRSSLESNGKGAEK
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	S658	GSRSSLESNGKGAEK	100 / 9 AA	121
Phosphosite 1:	FAM135A	Q9P2D6	S701	PNFESLESNGKSKSI	100 / 7 AA	170
Phosphosite 2:	DOCK2	Q92608	S519	RHRSSLESKDKGEKN	77 / 9 AA	212
Phosphosite 3:	FRMD4A	Q9P2Q2	S714	HRSSSLESQGKLLGS	87 / 8 AA	115
Phosphosite 4:	ANXA13	P27216	S138	LFDRSLESDVKGDTS	75 / 8 AA	35
Phosphosite 5:	CCDC136	Q96JN2	Y744	IKMSLESYGKSYGSM	85 / 7 AA	134
Phosphosite 6:	SLC25A39	Q9BZJ4	S70	KLPSSLQSTGKCLLY	75 / 8 AA	39
Phosphosite 7:	CCDC136	Q96JN2	S743	SIKMSLESYGKSYGS	85 / 7 AA	134
Phosphosite 8:	PGBD4	Q96DM1	S59	RPLSHLESDGKSSTS	75 / 8 AA	67
Phosphosite 9:	BSN	Q9UPA5	S3310	GHLRSMESNGRPAST	71 / 7 AA	416
Phosphosite 10:	ABCF3	Q9NUQ8	S169	RKESRLESSGKNKSY	75 / 8 AA	80
Phosphosite 11:	ATE1	O95260	S153	DIKESLESEGKNSKK	85 / 7 AA	59
Phosphosite 12:	PTPRZ1	P23471	S2297	NPSTSLDSNGAALPD	71 / 7 AA	255
Phosphosite 13:	C19orf29	Q8WUQ7	S315	KLRKLEASGKGPGER	71 / 7 AA	80
Phosphosite 14:	ASH1L	Q9NR48	S1008	ILSSSVESSNKGKVQ	66 / 9 AA	333
Phosphosite 15:	LENG8	Q96PV6	S501	LQMSSLESSGADPDW	85 / 7 AA	86
Phosphosite 16:	USP53	Q70EK8	S655	QEIGSRSSLESNGKG	100 / 6 AA	121
Phosphosite 17:	TTC28	Q96AY4	S1629	VLGSSQESNSKVTAD	75 / 8 AA	271
Phosphosite 18:	SELE	P16581	S599	SSCQSLESDGSYQKP	83 / 6 AA	67
Phosphosite 19:	MeCP2	P51608	S426	PRGGSLESDGCPKEP	83 / 6 AA	52
Phosphosite 20:	COQ3	Q9NZJ6	S296	TLESILESNGLSVQT	85 / 7 AA	41