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:	S148
P-Site Sequence:	VASGPGKSLKYKRQL
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	S148	VASGPGKSLKYKRQL	100 / 9 AA	284
Phosphosite 1:	TMEM131	Q92545	S940	KLPGPGSSLRFKITE	66 / 9 AA	201
Phosphosite 2:	RAB6IP1	Q6IQ26	S259	PLPPPGRSLKFSGVY	71 / 7 AA	147
Phosphosite 3:	COL28A1	Q2UY09	S86	FQLTPGRSLEYDIKL	62 / 8 AA	117
Phosphosite 4:	DENND5B	Q6ZUT9	S244	PLPPPGRSLKFYGVY	71 / 7 AA	145
Phosphosite 5:	Putative maltase-glucoamylase-like protein FLJ16351	Q6ZN80	S293	NPREPEKSLKFDGLW	62 / 8 AA	74
Phosphosite 6:	C4orf38	Q96NR7	S118	GRGGPGRSLLHRHLF	55 / 9 AA	21
Phosphosite 7:	AFAP1L1	Q8TED9	S138	LPLGPGKSPEYISSH	75 / 8 AA	86
Phosphosite 8:	LMO7	Q8WWI1	S1052	INQTPGKSLDFGFTI	71 / 7 AA	193
Phosphosite 9:	RECK	O95980	S743	TLYQRGKSLSYKGPC	75 / 8 AA	106
Phosphosite 10:	C8A	P07357	S449	TYRSWGRSLKYNPVV	71 / 7 AA	65
Phosphosite 11:	RECK	O95980	S745	YQRGKSLSYKGPCQP	85 / 7 AA	106
Phosphosite 12:	C16orf48	Q9H0I2	S91	ISLGPGASLKRKDPK	77 / 9 AA	39
Phosphosite 13:	MAST4	O15021	Y151	GPGKSLKYKRQLSED	100 / 6 AA	284
Phosphosite 14:	MYO9A	B2RTY4	S1919	LAMDDGKSIRYKDLY	71 / 7 AA	293
Phosphosite 15:	ZNF282	Q9UDV7	S638	TCGECGKSFRYKESL	71 / 7 AA	74
Phosphosite 16:	GLI4	P10075	S191	RCEACGKSFKYNSLL	55 / 9 AA	41
Phosphosite 17:	FER1L5	A0AVI2	Y1430	DEHKSLKYKYKDYHT	100 / 6 AA	242
Phosphosite 18:	TMTC4	Q5T4D3	S665	LANVLGKSQKYKESE	85 / 7 AA	83
Phosphosite 19:	AGRN	O00468	S1199	RDLGPGKSVRAIVDV	71 / 7 AA	215
Phosphosite 20:	SMPD3	Q9NY59	S123	KGTGPGKSFCFATAN	62 / 8 AA	71