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:	S240
P-Site Sequence:	SLIGNGQSPALPRPH
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	S240	SLIGNGQSPALPRPH	100 / 9 AA	284
Phosphosite 1:	TRIOBP	Q9H2D6	S1643	ATPVNGHSPALQSQS	85 / 7 AA	261
Phosphosite 2:	TRDN	Q13061	S287	GDLKPGQSPAIPPPL	85 / 7 AA	82
Phosphosite 3:	ZDHHC8	Q9ULC8	S725	PSKLNGQSPGLARLG	75 / 8 AA	81
Phosphosite 4:	RPRD2	Q5VT52	S614	SKASIGQSPGLPSTT	85 / 7 AA	156
Phosphosite 5:	ZFP106	Q9H2Y7	S1026	RATGDGSSPELPSLE	66 / 9 AA	209
Phosphosite 6:	FREM1	Q5H8C1	S1378	LWDGNNRSPALDCQI	75 / 8 AA	244
Phosphosite 7:	TRNP1	Q6NT89	S51	PTPTPGQSPPLPDAA	85 / 7 AA	23
Phosphosite 8:	HELT	A6NFD8	S270	WPPGAARSPALPYLP	66 / 9 AA	36
Phosphosite 9:	CHST7	Q9NS84	S328	GARPGGQSRALPAAP	85 / 7 AA	54
Phosphosite 10:	RSC1A1	Q92681	S92	DHAPTDQSPAMPMQN	62 / 8 AA	67
Phosphosite 11:	MPND	Q8N594	S354	WYHSHPHSPALPSLQ	55 / 9 AA	51
Phosphosite 12:	YRDC	Q86U90	S231	GQIGDGQSPECRLGS	71 / 7 AA	29
Phosphosite 13:	C20orf175	Q96MK2	S476	WRNLGGESPSLPQGS	71 / 7 AA	105
Phosphosite 14:	NR4A3	Q92570	S274	ASSLLGESPSLPSPP	71 / 7 AA	68
Phosphosite 15:	NR4A3	Q92570	S276	SLLGESPSLPSPPSR	71 / 7 AA	68
Phosphosite 16:	C20orf175	Q96MK2	S478	NLGGESPSLPQGSLF	71 / 7 AA	105
Phosphosite 17:	DPYD	Q12882	S853	LQDWDGQSPATVSHQ	83 / 6 AA	111
Phosphosite 18:	NEUROD4	Q9HD90	S206	VHNFNYQSPGLPSPP	75 / 8 AA	37
Phosphosite 19:	KIAA0467	Q5T011	S818	RRGGIPQSPALHRAA	75 / 8 AA	278
Phosphosite 20:	ANK3	Q12955	S2011	AAASQSPSLPERVQV	71 / 7 AA	480