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:	S1741
P-Site Sequence:	EPPPASESRAFVSST
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	S1741	EPPPASESRAFVSST	100 / 9 AA	284
Phosphosite 1:	Bcl-6	P41182	S177	RSAPGCESRAFAPSL	75 / 8 AA	79
Phosphosite 2:	LOC442780	Q8IX94	T533	LGRPSSETRAFPSPQ	75 / 8 AA	57
Phosphosite 3:	DOCK4	Q8N1I0	Y454	GEPPASEYHSFVLYH	66 / 9 AA	225
Phosphosite 4:	MAST4	O15021	S1739	QQEPPPASESRAFVS	100 / 7 AA	284
Phosphosite 5:	POLR2A	P24928	S819	KDDYGPESRGFVENS	62 / 8 AA	217
Phosphosite 6:	NXPH4	O95158	S228	GVPGAKESRAFNCHV	85 / 7 AA	33
Phosphosite 7:	CIZ1	Q9ULV3	S558	TILQGSDSRAFSTVP	62 / 8 AA	100
Phosphosite 8:	MYL10	Q9BUA6	S90	SNSPASASQAFTIMD	66 / 9 AA	25
Phosphosite 9:	DQX1	Q8TE96	S684	SNLPPSESRDLLNQL	55 / 9 AA	79
Phosphosite 10:	KHS1	Q9Y4K4	S421	TIKHCPDSESRAPQI	85 / 7 AA	95
Phosphosite 11:	KHS1	Q9Y4K4	S423	KHCPDSESRAPQILR	85 / 7 AA	95
Phosphosite 12:	MAGI2	Q86UL8	S1345	PEAGRPASEARAPGL	85 / 7 AA	159
Phosphosite 13:	ASAM	Q9H6B4	S367	PSMIPSQSRAFQTV_	71 / 7 AA	41
Phosphosite 14:	AHDC1	Q5TGY3	S1330	MSPLPSQSRAFGVGE	71 / 7 AA	168
Phosphosite 15:	TOPORS	Q9NS56	S333	VTRYDLESQAFVSDL	83 / 6 AA	119
Phosphosite 16:	TCEAL4	Q96EI5	S108	ESEGEPGSETRAAGK	71 / 7 AA	25
Phosphosite 17:	PAPLN	O95428	S569	GPQESPASDSRGQWW	71 / 7 AA	138
Phosphosite 18:	SNX16	P57768	S226	PFDSLEESRAFCETL	83 / 6 AA	39
Phosphosite 19:	RFTN1	Q14699	S542	AVQNGPASHSRALVG	85 / 7 AA	63
Phosphosite 20:	FBN2	P35556	S1484	EMGFTPASDSRSCQD	71 / 7 AA	315