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:	ELK4
Human P-Site:	S305
P-Site Sequence:	LEPKDQDSVLLEKDK
UniProt:	P28324
Intern. Prot. ID:	IPI00002849

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ELK4	P28324	S305	LEPKDQDSVLLEKDK	100 / 9 AA	47
Phosphosite 1:	ZNF44	P15621	S51	GLPKDQDSVAFEDVA	77 / 9 AA	77
Phosphosite 2:	ADAMTS10	Q9H324	S754	ALKGDQESLLLEGLP	75 / 8 AA	121
Phosphosite 3:	SIX1	Q15475	S230	PQSPDQNSVLLLQGN	85 / 7 AA	32
Phosphosite 4:	URM1	Q9BTM9	S91	YQLQDQDSVLFISTL	75 / 8 AA	11
Phosphosite 5:	MAP6	Q96JE9	S553	AKVKDQGSVVPESLK	66 / 9 AA	87
Phosphosite 6:	HOOK3	Q86VS8	S541	QGSKAEDSVLLKKKL	75 / 8 AA	83
Phosphosite 7:	Smc4	Q9NTJ3	S940	NLQKAQDSVLRTEKE	85 / 7 AA	147
Phosphosite 8:	C2orf83	Q53S99	S138	ENKKPQDSVLWSHSR	75 / 8 AA	16
Phosphosite 9:	CELSR1	Q9NYQ6	S1726	FRTRKEDSVLMEATS	55 / 9 AA	329
Phosphosite 10:	SDCCAG1	O60524	S763	EVRKDQDSVGEMKDE	100 / 6 AA	123
Phosphosite 11:	ROBO4	Q8WZ75	S791	SLGEDQDSVLTPEEV	100 / 6 AA	107
Phosphosite 12:	APC	P25054	S367	LHGNDKDSVLLGNSR	75 / 8 AA	312
Phosphosite 13:	MYBPH	Q13203	S229	MRTGDQDSILFIRSA	71 / 7 AA	52
Phosphosite 14:	TSR1	Q2NL82	T764	GKLKSQDTVLMNLYK	55 / 9 AA	92
Phosphosite 15:	TAF1	P21675	S174	KKDKDQDSITGEKVD	66 / 9 AA	213
Phosphosite 16:	MACF1	Q9UPN3	S60	KKRKSQDSVLDPAER	85 / 7 AA	620
Phosphosite 17:	KAL1	P23352	S358	TTDGFQNSVILEKLQ	71 / 7 AA	76
Phosphosite 18:	senataxin	Q7Z333	S655	EPMKVQDSVLIKADN	75 / 8 AA	303
Phosphosite 19:	STRN	O43815	S204	EDDKNQDSVVNGTEA	71 / 7 AA	86
Phosphosite 20:	SPAG9	O60271	S949	DAYKDQISVLPNEQD	85 / 7 AA	146