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:	S1296
P-Site Sequence:	CLNRSLSSGESLPGS
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	S1296	CLNRSLSSGESLPGS	100 / 9 AA	284
Phosphosite 1:	MAST2	Q6P0Q8	S1256	SSLNRSLSSGESGPG	100 / 8 AA	196
Phosphosite 2:	MAST4	O15021	S1295	SCLNRSLSSGESLPG	100 / 8 AA	284
Phosphosite 3:	MAST2	Q6P0Q8	S1257	SLNRSLSSGESGPGS	100 / 8 AA	196
Phosphosite 4:	MAST1	Q9Y2H9	S1120	SLNRSLSSSDSLPGS	77 / 9 AA	171
Phosphosite 5:	FLJ43906	Q4AC94	S263	GLQHSLNSGQSLESV	66 / 9 AA	260
Phosphosite 6:	MBTPS1	Q14703	S976	RPQVRPLSPGESGAW	75 / 8 AA	118
Phosphosite 7:	ING4	Q9UNL4	S58	SSARSLSSEEKLALL	77 / 9 AA	29
Phosphosite 8:	Fyn	P06241	T126	WWEARSLTTGETGYI	62 / 8 AA	61
Phosphosite 9:	MAST3	O60307	S1102	GLHHSLSSSESLPGS	77 / 9 AA	143
Phosphosite 10:	FBXO42	Q6P3S6	S595	PGSQSLSSGETVPIP	66 / 9 AA	78
Phosphosite 11:	USP45	Q70EL2	S450	RKCIRKLSSGETVTY	75 / 8 AA	92
Phosphosite 12:	C3orf20	Q8ND61	S600	LPKLSLYSGESLLRS	87 / 8 AA	101
Phosphosite 13:	ANAPC1	Q9H1A4	S309	TAHLRSLSKGDSPVT	75 / 8 AA	217
Phosphosite 14:	ADRM1	Q16186	S316	RLLPYLPSGESLPQT	85 / 7 AA	42
Phosphosite 15:	USP49	Q70CQ1	S122	RTLRSMASGEDVVLP	55 / 9 AA	79
Phosphosite 16:	PPIAL4B	Q9Y536	S40	AENFRALSTGEKGFR	71 / 7 AA	18
Phosphosite 17:	FBXO42	Q6P3S6	S594	SPGSQSLSSGETVPI	75 / 8 AA	78
Phosphosite 18:	PPIA	P62937	S40	AENFRALSTGEKGFG	71 / 7 AA	18
Phosphosite 19:	PPIAL4	A2BFH1	S40	AENFRALSTGEKGFR	71 / 7 AA	18
Phosphosite 20:	MAST3	O60307	S1103	LHHSLSSSESLPGSP	87 / 8 AA	143