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:	S80
P-Site Sequence:	GLFSDPESQTLKEHL
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	S80	GLFSDPESQTLKEHL	100 / 9 AA	109
Phosphosite 1:	USP4	Q13107	T82	FSDPESQTLKEHLID	100 / 7 AA	109
Phosphosite 2:	NMDAR2D	O15399	S1068	WPRSDPESQPLLGPG	87 / 8 AA	144
Phosphosite 3:	THRB	P10828	S325	AVRYDPESETLTLNG	85 / 7 AA	53
Phosphosite 4:	MORC3	Q14149	S538	PPQSEPESNSLKRRL	66 / 9 AA	107
Phosphosite 5:	FRMD7	Q6ZUT3	S655	SESSDSESEILKPDY	66 / 9 AA	82
Phosphosite 6:	IL17REL	Q6ZVW7	S218	TVYYHPESQTLSWEP	85 / 7 AA	38
Phosphosite 7:	THRA	P10827	S271	AVRYDPESDTLTLSG	85 / 7 AA	55
Phosphosite 8:	IL17REL	Q6ZVW7	T220	YYHPESQTLSWEPAC	100 / 6 AA	38
Phosphosite 9:	KIFAP3	Q92845	T256	DEDPENQTLRKDYEK	71 / 7 AA	91
Phosphosite 10:	NSFL1C	Q9UNZ2	T354	ELADESQTLKEANLL	100 / 6 AA	41
Phosphosite 11:	NSFL1C	Q9UNZ2	S352	NKELADESQTLKEAN	100 / 6 AA	41
Phosphosite 12:	DNAH1	Q9P2D7	S295	LGHEDPKSQKLKYKW	75 / 8 AA	494
Phosphosite 13:	CASP8	Q14790	S219	PREQDSESQTLDKVY	85 / 7 AA	55
Phosphosite 14:	FBXW9	Q5XUX1	S22	DDDSDPESETDPDAQ	85 / 7 AA	54
Phosphosite 15:	TP53BP1	Q12888	S29	IEDSQPESQVLEDDS	75 / 8 AA	214
Phosphosite 16:	QSER1	Q2KHR3	T391	TVTPENQTLNYSSNQ	71 / 7 AA	190
Phosphosite 17:	MTF1	Q14872	T709	ETPSDPQTETLSAMD	62 / 8 AA	81
Phosphosite 18:	WBP4	O75554	T266	DGGSDPETQKEKSIQ	66 / 9 AA	43
Phosphosite 19:	RHOBTB1	O94844	T370	GAVPETQTLTGWSKG	83 / 6 AA	79
Phosphosite 20:	PDZD2	O15018	S1564	DSSSDPESLTEAPRA	85 / 7 AA	302