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:	T503
P-Site Sequence:	ADPHCRPTQYRVTVP
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	T503	ADPHCRPTQYRVTVP	100 / 9 AA	109
Phosphosite 1:	USP4	Q13107	Y505	PHCRPTQYRVTVPLM	100 / 7 AA	109
Phosphosite 2:	LZTS1	Q9Y250	S21	HSKHCRASQYKLRKS	55 / 9 AA	66
Phosphosite 3:	GHSR	Q92847	T201	DTNECRPTEFAVRSG	55 / 9 AA	41
Phosphosite 4:	PKP4	Q99569	Y487	EPYRPIQYRVQECNY	85 / 7 AA	134
Phosphosite 5:	PDGFB	P01127	T144	RNVQCRPTQVQLRPV	55 / 9 AA	27
Phosphosite 6:	C4orf14	Q8NC60	T396	KFPICNPTPYRMFKR	62 / 8 AA	78
Phosphosite 7:	C17orf74	Q0P670	T102	QVKMSRPTQYSSFSC	83 / 6 AA	57
Phosphosite 8:	LCOR	Q96JN0	Y119	RPGRPSQYRPDGLRS	83 / 6 AA	47
Phosphosite 9:	ARTN	Q5T4W7	T191	SQPCCRPTRYEAVSF	83 / 6 AA	23
Phosphosite 10:	LCOR	Q96JN0	S117	NGRPGRPSQYRPDGL	83 / 6 AA	47
Phosphosite 11:	ZNF414	Q96IQ9	T137	LRTHCPPTQSLEGKL	83 / 6 AA	33
Phosphosite 12:	REV3	O60673	Y2561	VLTRGSQYRVESMML	71 / 7 AA	353
Phosphosite 13:	NRTN	Q99748	T168	AQPCCRPTAYEDEVS	83 / 6 AA	22
Phosphosite 14:	REV3	O60673	S2559	LHVLTRGSQYRVESM	71 / 7 AA	353
Phosphosite 15:	C17orf74	Q0P670	Y104	KMSRPTQYSSFSCHH	100 / 5 AA	57
Phosphosite 16:	COL7A1	Q02388	T928	LDGLEPATQYRVRLS	83 / 6 AA	295
Phosphosite 17:	COL7A1	Q02388	Y930	GLEPATQYRVRLSVL	83 / 6 AA	295
Phosphosite 18:	EDC3	Q96F86	T242	GIPNERPTRYRHDEN	83 / 6 AA	56
Phosphosite 19:	C4orf23	Q8IYL2	T466	SRRQSKKTQYREYLD	50 / 8 AA	85
Phosphosite 20:	SFRS8	Q12872	Y829	ERSVPTAYRVSRSPG	83 / 6 AA	105