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:	S2616
P-Site Sequence:	RQRRGKESLRSSPHK
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	S2616	RQRRGKESLRSSPHK	100 / 9 AA	284
Phosphosite 1:	ARL5A	Q9Y689	S72	WDIGGQESLRSSWNT	87 / 8 AA	21
Phosphosite 2:	ARL5B	Q96KC2	S72	WDIGGQESLRSSWNT	87 / 8 AA	20
Phosphosite 3:	FREM2	Q5SZK8	S3140	LMCRGKESFRGKDAP	75 / 8 AA	351
Phosphosite 4:	Rad18	Q9NS91	S232	SREEKKESLRSSVHK	100 / 7 AA	56
Phosphosite 5:	RGNEF	Q8N1W1	S678	KTLLGKESLQCSDCN	75 / 8 AA	192
Phosphosite 6:	C8orf37	Q96NL8	T50	NQAKAKETLRSTETF	55 / 9 AA	23
Phosphosite 7:	CNTN6	Q9UQ52	T449	SWKRGTETLRQSKRI	66 / 9 AA	114
Phosphosite 8:	WDR52	Q96MT7	S24	SKSDGKKSLRSSKSE	87 / 8 AA	112
Phosphosite 9:	GALK1	P51570	S254	ARALGKESLREVQLE	100 / 6 AA	42
Phosphosite 10:	C9orf9	Q96E40	S7	_MNEVKESLRSIEQK	100 / 6 AA	25
Phosphosite 11:	KIF2C	Q99661	S106	KIPAPKESLRSRSTR	100 / 6 AA	81
Phosphosite 12:	ZNF318	Q5VUA4	S851	DKPKQKESLRGSIPA	85 / 7 AA	251
Phosphosite 13:	EPS15L1	Q9UBC2	S235	ASPPPKDSLRSTPSH	71 / 7 AA	94
Phosphosite 14:	INTS3	Q68E01	S908	SLPRKRQSLRSSSSK	66 / 9 AA	118
Phosphosite 15:	MAS1L	P35410	S328	RKKRLKESLRVILQR	85 / 7 AA	42
Phosphosite 16:	DSP	P15924	S1894	KSEREKNSLRSEIER	75 / 8 AA	332
Phosphosite 17:	USP48	Q86UV5	S598	GFWVGKSSLRSWRQL	75 / 8 AA	119
Phosphosite 18:	PPT2	Q9UMR5	S79	DLFDGRESLRPLWEQ	71 / 7 AA	34
Phosphosite 19:	MAST4	O15021	S2619	RGKESLRSSPHKKAL	100 / 6 AA	284
Phosphosite 20:	OBSCN	Q5VST9	S3399	EWRKGRESLRDGDRH	71 / 7 AA	868