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:	USP27X
Human P-Site:	T324
P-Site Sequence:	AKQRRKITTYISFPL
UniProt:	A6NNY8
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USP27X	A6NNY8	T324	AKQRRKITTYISFPL	100 / 9 AA	50
Phosphosite 1:	USP22	Q9UPT9	T423	AKLRRKITTYVSFPL	88 / 9 AA	60
Phosphosite 2:	USP27X	A6NNY8	T325	KQRRKITTYISFPLE	100 / 8 AA	50
Phosphosite 3:	USP22	Q9UPT9	T424	KLRRKITTYVSFPLE	87 / 8 AA	60
Phosphosite 4:	USP27X	A6NNY8	Y326	QRRKITTYISFPLEL	100 / 7 AA	50
Phosphosite 5:	USP51	Q70EK9	T611	KQRRKINTFISFPLE	75 / 8 AA	80
Phosphosite 6:	TBCCD1	Q9NVR7	S37	LHYLRKISTYVQIRA	71 / 7 AA	64
Phosphosite 7:	VEPH1	Q14D04	S380	GSGRRKISTEIEFPE	75 / 8 AA	95
Phosphosite 8:	ARMCX1	Q9P291	T286	ENQGKIKTYISQVCD	85 / 7 AA	49
Phosphosite 9:	RNaseH2A	O75792	S270	EGLRKITSYFLNEGS	71 / 7 AA	33
Phosphosite 10:	PSME4	Q14997	T81	FWTRKLSTYIRLYGR	71 / 7 AA	211
Phosphosite 11:	RNaseH2A	O75792	T269	QEGLRKITSYFLNEG	71 / 7 AA	33
Phosphosite 12:	C6orf115	Q9P1F3	T60	AKRRKIVTYPGELLL	83 / 6 AA	9
Phosphosite 13:	TTN	Q8WZ42	Y22318	GGFKITSYIVEKRDL	83 / 6 AA	3816
Phosphosite 14:	ITCH	Q96J02	T505	DHNRRTTTYIDPRTG	71 / 7 AA	103
Phosphosite 15:	ITCH	Q96J02	T503	FVDHNRRTTTYIDPR	71 / 7 AA	103
Phosphosite 16:	ITCH	Q96J02	T504	VDHNRRTTTYIDPRT	71 / 7 AA	103
Phosphosite 17:	TTN	Q8WZ42	Y32083	GGSKITNYIVEKCAT	83 / 6 AA	3816
Phosphosite 18:	TTN	Q8WZ42	Y26160	GGAKITNYIVEKRET	83 / 6 AA	3816
Phosphosite 19:	MYCBP2	O75592	T890	KDASKITTYPPGSVR	83 / 6 AA	510
Phosphosite 20:	DPP3	Q9NY33	Y171	GKEGITTYFSGNCTM	83 / 6 AA	83