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:	S593
P-Site Sequence:	ERKSRPSSTSSASAL
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	S593	ERKSRPSSTSSASAL	100 / 9 AA	109
Phosphosite 1:	USP4	Q13107	T594	RKSRPSSTSSASALY	100 / 8 AA	109
Phosphosite 2:	USP4	Q13107	S592	RERKSRPSSTSSASA	100 / 8 AA	109
Phosphosite 3:	OR13C5	Q8NGS8	S239	EGRSKPSSTCSARLT	77 / 9 AA	36
Phosphosite 4:	OR9G4	Q8NGQ1	S278	LFMYSRPSSTYSLER	87 / 8 AA	36
Phosphosite 5:	OR9G4	Q8NGQ1	S279	FMYSRPSSTYSLERD	87 / 8 AA	36
Phosphosite 6:	WIPF2	Q8TF74	T164	PDLSRPNTTSSTGMK	66 / 9 AA	46
Phosphosite 7:	PPP1R9A	Q9ULJ8	S933	DFSPSSTSSADLSGL	100 / 7 AA	123
Phosphosite 8:	SETD1B	Q9UPS6	S566	PPSSRPSSTGLEDIS	85 / 7 AA	209
Phosphosite 9:	CCDC39	Q9UFE4	S925	VGSPSRPSSASSSSS	87 / 8 AA	110
Phosphosite 10:	GLTSCR1	Q9NZM4	S885	HLPPSSTSSAVASSS	100 / 7 AA	153
Phosphosite 11:	CCDC39	Q9UFE4	S926	GSPSRPSSASSSSSN	87 / 8 AA	110
Phosphosite 12:	AUTS2	Q8WXX7	S956	VESARPNSTSSREAE	85 / 7 AA	139
Phosphosite 13:	GLTSCR1	Q9NZM4	T884	PHLPPSSTSSAVASS	100 / 7 AA	153
Phosphosite 14:	GLTSCR1	Q9NZM4	S883	APHLPPSSTSSAVAS	100 / 7 AA	153
Phosphosite 15:	PPP1R9A	Q9ULJ8	T932	DDFSPSSTSSADLSG	100 / 7 AA	123
Phosphosite 16:	NDE1	Q9NXR1	T308	GERRPSSTSVPLGDK	100 / 6 AA	39
Phosphosite 17:	PPP1R9A	Q9ULJ8	S931	NDDFSPSSTSSADLS	100 / 7 AA	123
Phosphosite 18:	NFKBIL2	Q96HA7	T862	DNRRPSSTSGSDSEE	100 / 6 AA	151
Phosphosite 19:	SETD1B	Q9UPS6	S565	TPPSSRPSSTGLEDI	100 / 6 AA	209
Phosphosite 20:	NDE1	Q9NXR1	S306	DGGERRPSSTSVPLG	100 / 6 AA	39