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:	USP8
Human P-Site:	S541
P-Site Sequence:	KKEDKETSAKRGKEI
UniProt:	P40818
Intern. Prot. ID:	IPI00030915

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USP8	P40818	S541	KKEDKETSAKRGKEI	100 / 9 AA	128
Phosphosite 1:	USP8	P40818	T540	AKKEDKETSAKRGKE	100 / 8 AA	128
Phosphosite 2:	USP37	Q86T82	S145	SYSDNQASAKRGSLE	66 / 9 AA	110
Phosphosite 3:	EPB41L2	O43491	S69	QKREKETSESRGISR	66 / 9 AA	113
Phosphosite 4:	C7orf45	Q8WWF3	S85	RKASKETSCKRQSKD	85 / 7 AA	28
Phosphosite 5:	PLEKHO1	Q53GL0	S7	_MMKKNNSAKRGPQD	75 / 8 AA	46
Phosphosite 6:	MCL1	Q07820	S43	LATEKEASARREIGG	62 / 8 AA	37
Phosphosite 7:	SEPX1	Q9NZV6	S111	VPKGKETSASQGH__	66 / 9 AA	13
Phosphosite 8:	ZNF542	Q5EBM4	S77	GAEIKELSAKRAINE	75 / 8 AA	20
Phosphosite 9:	ANK2	Q01484	S2287	LGSPKDTSPKRQDDC	71 / 7 AA	430
Phosphosite 10:	ANK2	Q01484	T2286	TLGSPKDTSPKRQDD	71 / 7 AA	430
Phosphosite 11:	PNRC1	Q12796	S227	LPLTKITSAKRNENN	75 / 8 AA	35
Phosphosite 12:	SPTA1	P02549	S1950	WIADKETSLKTNGNG	85 / 7 AA	280
Phosphosite 13:	CASP10	Q92851	S269	NTLNSETSTKRAAVY	55 / 9 AA	59
Phosphosite 14:	FLJ22662	Q6P4A8	S270	NIIDKDTSSSRLSFS	62 / 8 AA	63
Phosphosite 15:	FLJ22662	Q6P4A8	T269	FNIIDKDTSSSRLSF	62 / 8 AA	63
Phosphosite 16:	CCNI	Q14094	T321	SGCKQTSTKRKVEEM	71 / 7 AA	43
Phosphosite 17:	CCNI	Q14094	S320	ASGCKQTSTKRKVEE	71 / 7 AA	43
Phosphosite 18:	MTHFR	P42898	T107	DPGSDKETSSMMIAS	62 / 8 AA	75
Phosphosite 19:	ORC2L	Q13416	T226	SAPVGKETPSKRMKR	62 / 8 AA	66
Phosphosite 20:	COL4A3BP	Q9Y5P4	T281	QKRLDKETEKKRRTE	75 / 8 AA	71