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:	ERK4
Human P-Site:	S508
P-Site Sequence:	QGGPEHASPPADDPE
UniProt:	P31152
Intern. Prot. ID:	IPI00010156

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ERK4	P31152	S508	QGGPEHASPPADDPE	100 / 9 AA	63
Phosphosite 1:	USP10	Q14694	S321	PTKPESASPPADGTG	88 / 9 AA	87
Phosphosite 2:	MLL3	Q8NEZ4	S4300	PQLPEKASPPASPPI	87 / 8 AA	541
Phosphosite 3:	LRRFIP1	Q32MZ4	S733	CTLPEHESPSQDISD	66 / 9 AA	89
Phosphosite 4:	SIGLEC5	O15389	S504	DSPGDQASPPGDAPP	62 / 8 AA	61
Phosphosite 5:	LRRIQ2	Q8IW35	S331	SLIPEHSSPVQDCQI	66 / 9 AA	97
Phosphosite 6:	TENC1	Q63HR2	S1095	PWGPEQASSPARGIS	75 / 8 AA	153
Phosphosite 7:	ZDHHC2	Q9UIJ5	S306	NQDPEQASTPAGLNS	66 / 9 AA	42
Phosphosite 8:	mGluR1	Q13255	S1091	TFGEELVSPPADDDD	75 / 8 AA	132
Phosphosite 9:	BC024868	O75864	S32	AGSPSPASPPADGRL	77 / 9 AA	74
Phosphosite 10:	SMPD4	Q9NXE4	S350	SLKPEQASPSAHSHA	75 / 8 AA	93
Phosphosite 11:	DLG5	Q8TDM6	S1064	PGEPMHASPPRKARV	85 / 7 AA	214
Phosphosite 12:	Nav3	Q8IVL0	S207	QQRVTHASPPSEASQ	71 / 7 AA	256
Phosphosite 13:	INHBB	P09529	S131	PHLDGHASPGADGQE	85 / 7 AA	45
Phosphosite 14:	BRD4	O60885	T847	PQPPEHSTPPHLNQH	71 / 7 AA	152
Phosphosite 15:	HUWE1	Q7Z6Z7	S2918	AQPPEDSSPPASSES	75 / 8 AA	482
Phosphosite 16:	HIC2	Q96JB3	S280	LSDSQHGSPPAASAP	71 / 7 AA	66
Phosphosite 17:	MICALL1	Q8N3F8	S295	GKLQELASPPAGRPT	75 / 8 AA	93
Phosphosite 18:	USP9X	Q93008	S2483	DAPDEHESPPPEDAP	62 / 8 AA	290
Phosphosite 19:	GPR155	Q7Z3F1	S861	RYKEIEHSSPPSHSP	71 / 7 AA	97
Phosphosite 20:	SEC16A	O15027	S1766	APSPEHSSPSVRLLP	62 / 8 AA	234