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:	MAST4
Human P-Site:	S166
P-Site Sequence:	GRQLRRGSLGGALTG
UniProt:	O15021
Intern. Prot. ID:	IPI00307611

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MAST4	O15021	S166	GRQLRRGSLGGALTG	100 / 9 AA	284
Phosphosite 1:	SPTBN2	O15020	S2254	YCVLRRGSLGFYKDA	100 / 7 AA	271
Phosphosite 2:	SLC6A19	Q695T7	S100	GQRLRRGSLGVWSSI	100 / 7 AA	71
Phosphosite 3:	HECW2	Q9P2P5	S742	EVWQRRGSLEGAAAA	87 / 8 AA	176
Phosphosite 4:	NEU4	Q8WWR8	T60	RLVLRRGTLAGGSVR	75 / 8 AA	52
Phosphosite 5:	KIF18B	Q86Y91	S674	LPCLRRGSLPDTQPS	66 / 9 AA	92
Phosphosite 6:	DOLK	Q9UPQ8	S431	RPCTQKGSLGGARAL	75 / 8 AA	59
Phosphosite 7:	KIFC1	Q9BW19	T359	RSDERRGTLSGAPAP	75 / 8 AA	74
Phosphosite 8:	ANKRD56	A6NEL2	S499	LRRSLRRSSLAGRAK	75 / 8 AA	86
Phosphosite 9:	ZNF839	A8K0R7	S574	NLEARRGSIGAALSS	75 / 8 AA	87
Phosphosite 10:	ANKRD56	A6NEL2	S500	RRSLRRSSLAGRAKL	75 / 8 AA	86
Phosphosite 11:	Pim3	Q86V86	S81	ERVTEWGSLGGATVP	85 / 7 AA	36
Phosphosite 12:	KIF27	Q86VH2	S1377	ELSLRRSSLGVGIGS	85 / 7 AA	160
Phosphosite 13:	NFAT3	Q14934	S289	PALSRRGSLGEEGSE	75 / 8 AA	95
Phosphosite 14:	DUSP9	Q99956	S58	LRRLRRGSLSVRALL	85 / 7 AA	42
Phosphosite 15:	XRN2	Q9H0D6	S678	PEETRRNSLGGDVLF	75 / 8 AA	109
Phosphosite 16:	KIAA1539	Q7L5A3	S268	APRRRRGSLGHPTAA	100 / 6 AA	57
Phosphosite 17:	PKP1	Q13835	T171	RGTLRKGTLGSKGQK	71 / 7 AA	83
Phosphosite 18:	NRD1	O43847	S94	EEEGRRGSLSNAGDP	75 / 8 AA	132
Phosphosite 19:	PCDHA5	Q9Y5H7	S8	MVYSRRGSLGSRLLL	85 / 7 AA	102
Phosphosite 20:	PSMD12	O00232	S332	GMELRKGSLESPATD	55 / 9 AA	52