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:	USP4
Human P-Site:	S248
P-Site Sequence:	FTTSPKSSASPYSSV
UniProt:	Q13107
Intern. Prot. ID:	IPI00011836

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USP4	Q13107	S248	FTTSPKSSASPYSSV	100 / 9 AA	109
Phosphosite 1:	USP4	Q13107	S247	NFTTSPKSSASPYSS	100 / 8 AA	109
Phosphosite 2:	USP4	Q13107	S250	TSPKSSASPYSSVSA	100 / 7 AA	109
Phosphosite 3:	SLC15A3	Q8IY34	S152	SAGCPRSSPSPYCAP	66 / 9 AA	64
Phosphosite 4:	ARGFX	A6NJG6	S162	VPTSPRTSPSPYAFS	66 / 9 AA	36
Phosphosite 5:	ARX	Q96QS3	S71	VQGSPKSSSAPFEAE	66 / 9 AA	58
Phosphosite 6:	ZNF467	Q7Z7K2	S335	ARPSPDSSASPHSTA	77 / 9 AA	65
Phosphosite 7:	SP8	Q8IXZ3	S340	LGGSPRSSARRYSGR	66 / 9 AA	51
Phosphosite 8:	TULP4	Q9NRJ4	S1173	LPFISPKSPASPTAT	87 / 8 AA	169
Phosphosite 9:	FOXA2	Q9Y261	S307	GTESPHSSASPCQEH	77 / 9 AA	48
Phosphosite 10:	UBN2	Q6ZU65	S1058	PLPSPKPSASPKPSL	87 / 8 AA	146
Phosphosite 11:	LRCH4	O75427	S460	MHNGSPKSSASQAGA	87 / 8 AA	73
Phosphosite 12:	LRCH4	O75427	S461	HNGSPKSSASQAGAA	87 / 8 AA	73
Phosphosite 13:	PLEKHA5	Q9HAU0	S1096	LSPSPESSASPVPST	87 / 8 AA	127
Phosphosite 14:	ARX	Q96QS3	S72	QGSPKSSSAPFEAEL	62 / 8 AA	58
Phosphosite 15:	RFTN2	Q52LD8	S112	LKLSPKNSAAPSGQR	75 / 8 AA	56
Phosphosite 16:	ODR4	Q5SWX8	S159	YDIHDPKSSARPADW	85 / 7 AA	51
Phosphosite 17:	DCP1A	Q9NPI6	S62	FVYRRSASPYHGFTI	71 / 7 AA	63
Phosphosite 18:	ZNF467	Q7Z7K2	S334	PARPSPDSSASPHST	87 / 8 AA	65
Phosphosite 19:	SFRS7	Q16629	S231	PSGSPRRSASPERMD	75 / 8 AA	27
Phosphosite 20:	PLEKHA5	Q9HAU0	S1095	SLSPSPESSASPVPS	87 / 8 AA	127