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:	USP54
Human P-Site:	S925
P-Site Sequence:	GASSFFHSPASCHES
UniProt:	Q70EL1
Intern. Prot. ID:	IPI00418210

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USP54	Q70EL1	S925	GASSFFHSPASCHES	100 / 9 AA	187
Phosphosite 1:	HERV-H_22q11.2 provirus ancestral Gag polyprotein	Q8N8A4	S270	ERESFFSSPISC___	77 / 9 AA	30
Phosphosite 2:	Fos	P01100	S32	DSLSYYHSPADSFSS	71 / 7 AA	41
Phosphosite 3:	Fos	P01100	Y30	AGDSLSYYHSPADSF	71 / 7 AA	41
Phosphosite 4:	ZNF439	Q8NDP4	S281	ECGKAFHSPRSCHRH	85 / 7 AA	58
Phosphosite 5:	USP54	Q70EL1	S928	SFFHSPASCHESHSS	100 / 6 AA	187
Phosphosite 6:	Thsd4	Q6ZMP0	S262	AASSLFHSPETSNNH	55 / 9 AA	112
Phosphosite 7:	C9orf38	Q9UI66	T54	SADFFHPTPSCSELD	62 / 8 AA	13
Phosphosite 8:	ANKRD34B	A5PLL1	T182	DGCHSPATCTTPSEI	83 / 6 AA	56
Phosphosite 9:	HOXD3	P31249	S261	KAKGILHSPASQSPE	62 / 8 AA	46
Phosphosite 10:	ATG2B	Q96BY7	S735	VFLDDSHSPANCRIS	83 / 6 AA	233
Phosphosite 11:	HHIP	Q96QV1	S125	HSQSLFHSPEREVLE	71 / 7 AA	79
Phosphosite 12:	ANKRD34B	A5PLL1	S179	VDIDGCHSPATCTTP	83 / 6 AA	56
Phosphosite 13:	InsR	P06213	S1306	PEVSFFHSEENKAPE	62 / 8 AA	156
Phosphosite 14:	CMYA1	Q702N8	S1817	LLRQFLHSPAGFSSD	71 / 7 AA	199
Phosphosite 15:	NFAT5	O94916	S1095	TQGSLFHSPNPIVHS	83 / 6 AA	166
Phosphosite 16:	RBM21	Q9H6E5	S133	REQKEFQSPASKSPK	83 / 6 AA	94
Phosphosite 17:	EBF4	Q9BQW3	S591	EDSDKFHSPARGLQG	100 / 5 AA	64
Phosphosite 18:	EHD2	Q9NZN4	S47	YRFGAFHSPALEDAD	100 / 5 AA	61
Phosphosite 19:	Tnk1	Q13470	S416	EGSSSFHSPDSTIWK	75 / 8 AA	72
Phosphosite 20:	OSBPL10	Q9BXB5	S507	PKRTASRSPASCHEH	83 / 6 AA	84