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:	S415
P-Site Sequence:	FPTDNISSSNRSHSH
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	S415	FPTDNISSSNRSHSH	100 / 9 AA	121
Phosphosite 1:	USP53	Q70EK8	S414	KFPTDNISSSNRSHS	100 / 8 AA	121
Phosphosite 2:	USP53	Q70EK8	S416	PTDNISSSNRSHSHT	100 / 8 AA	121
Phosphosite 3:	MED13L	Q71F56	S1248	NFLDYISSNNRQTLP	75 / 8 AA	243
Phosphosite 4:	OSBPL3	Q9H4L5	S181	GVFDSISSRKRSSIS	66 / 9 AA	101
Phosphosite 5:	VRK3	Q8IV63	S91	ESEDTLSSSERSKGS	66 / 9 AA	53
Phosphosite 6:	CCR5	P51681	S271	FGLNNCSSSNRLDQA	75 / 8 AA	41
Phosphosite 7:	CCR5	P51681	S270	FFGLNNCSSSNRLDQ	75 / 8 AA	41
Phosphosite 8:	IL6R	P08887	S444	LGSDNTSSHNRPDAR	66 / 9 AA	52
Phosphosite 9:	INTS7	Q9NVH2	S337	IVPGNVSSSPRSSDL	66 / 9 AA	107
Phosphosite 10:	AT1 (Angiotensin II receptor)	P30556	S347	RPSDNVSSSTKKPAP	62 / 8 AA	41
Phosphosite 11:	QSER1	Q2KHR3	S1311	NILENISSSESSKPI	66 / 9 AA	190
Phosphosite 12:	IL6R	P08887	S443	SLGSDNTSSHNRPDA	75 / 8 AA	52
Phosphosite 13:	AT1 (Angiotensin II receptor)	P30556	S346	YRPSDNVSSSTKKPA	62 / 8 AA	41
Phosphosite 14:	PIK3R1	P27986	S629	KTWNVGSSNRNKAEN	71 / 7 AA	84
Phosphosite 15:	RPL8	P62917	S160	GSKKVISSANRAVVG	71 / 7 AA	28
Phosphosite 16:	NOT4	O95628	S318	PVIPISSSNHSARSP	85 / 7 AA	64
Phosphosite 17:	INPP5B	P32019	S876	TGMIDNLSASNHSVA	62 / 8 AA	113
Phosphosite 18:	INTS7	Q9NVH2	S338	VPGNVSSSPRSSDLV	75 / 8 AA	107
Phosphosite 19:	PIK3R1	P27986	S628	EKTWNVGSSNRNKAE	71 / 7 AA	84
Phosphosite 20:	IGSF1	Q8N6C5	S820	DGSEIASSDRSWASP	62 / 8 AA	149