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:	MST4
Human P-Site:	S309
P-Site Sequence:	DESDSEGSDSESTSR
UniProt:	Q9P289
Intern. Prot. ID:	IPI00292827

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MST4	Q9P289	S309	DESDSEGSDSESTSR	100 / 9 AA	47
Phosphosite 1:	DSPP	Q9NZW4	S1292	SDSDSEGSDSNHSTS	100 / 7 AA	126
Phosphosite 2:	MLLT3	P42568	S451	RVSLSDGSDSESSSA	87 / 8 AA	63
Phosphosite 3:	MST4	Q9P289	S311	SDSEGSDSESTSREN	100 / 7 AA	47
Phosphosite 4:	ZCCHC17	Q9NP64	S206	KSSDSDSSDSESDTG	77 / 9 AA	28
Phosphosite 5:	HLX1	Q14774	S379	GEAESESSDSESLDM	77 / 9 AA	51
Phosphosite 6:	AFF1	P51825	S435	QLSDSEDSDSEQTPE	87 / 8 AA	131
Phosphosite 7:	USP45	Q70EL2	S508	VDADSEPSESESASK	77 / 9 AA	92
Phosphosite 8:	GOLGA8A	A7E2F4	S14	EERKSEGSDTEGDRT	85 / 7 AA	70
Phosphosite 9:	FRAP1	P42345	S1847	TTASTEGSNSESEAE	75 / 8 AA	289
Phosphosite 10:	LARP7	Q4G0J3	S261	SRPTSEGSDIESTEP	87 / 8 AA	67
Phosphosite 11:	UBE2O	Q9C0C9	S1199	PGEASQGSDSEGGAQ	85 / 7 AA	141
Phosphosite 12:	C1orf55	Q6IQ49	S226	GLETAEGSNSESSDD	85 / 7 AA	50
Phosphosite 13:	RBM19	Q9Y4C8	S949	ILEQLEGSDSDSEEQ	85 / 7 AA	107
Phosphosite 14:	CHD4	Q14839	S108	LRSDSEGSDYTPGKK	100 / 6 AA	218
Phosphosite 15:	JPH4	Q96JJ6	S431	GRRPRQDSEGSDTEP	100 / 6 AA	66
Phosphosite 16:	SMG5	Q9UPR3	S493	SARASEGSDSGSDKS	87 / 8 AA	114
Phosphosite 17:	NTHL1	P78549	S71	LRVAYEGSDSEKGEG	100 / 6 AA	34
Phosphosite 18:	DSPP	Q9NZW4	S851	SSDSSDGSDSDSSNR	75 / 8 AA	126
Phosphosite 19:	CHD4	Q14839	S105	EVALRSDSEGSDYTP	100 / 6 AA	218
Phosphosite 20:	FRMD7	Q6ZUT3	S651	RYVASESSDSESEIL	87 / 8 AA	82