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:	S143
P-Site Sequence:	CSNPDVASGPGKSLK
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	S143	CSNPDVASGPGKSLK	100 / 9 AA	284
Phosphosite 1:	KRT71	Q3SY84	S61	VRSLNVASGSGKSGG	75 / 8 AA	57
Phosphosite 2:	Rabphilin 3A	Q9Y2J0	S222	KTGPDPASAPGRGNY	66 / 9 AA	77
Phosphosite 3:	G2	Q6ZVL6	S673	SSPLAVASGPAKSSS	85 / 7 AA	199
Phosphosite 4:	KRT71	Q3SY84	S63	SLNVASGSGKSGGYG	85 / 7 AA	57
Phosphosite 5:	KDM1	O60341	S201	ACFPDIISGPQQTQK	71 / 7 AA	93
Phosphosite 6:	C10orf11	Q9H2I8	S153	SSEDVASSPERHYTP	62 / 8 AA	23
Phosphosite 7:	FLNB	O75369	S1139	DPSKVVASGPGLEHG	100 / 6 AA	278
Phosphosite 8:	SNTB1	Q13884	S383	LATRLVHSGPGKGSP	85 / 7 AA	58
Phosphosite 9:	C10orf11	Q9H2I8	S152	ASSEDVASSPERHYT	62 / 8 AA	23
Phosphosite 10:	nNOS	P29475	S153	PLAVDGASGPGNGPQ	75 / 8 AA	161
Phosphosite 11:	G2	Q6ZVL6	S84	WSMLEVASGPASTQQ	71 / 7 AA	199
Phosphosite 12:	ZNF358	Q9NW07	S466	GRNPDPGSGPGTLPD	66 / 9 AA	59
Phosphosite 13:	ZNF609	O15014	S1062	SLTDLVKSGPGKAKE	85 / 7 AA	151
Phosphosite 14:	FAM44A	Q8NFC6	T1507	GQTEDVATGPRRAEK	83 / 6 AA	330
Phosphosite 15:	FAM104A	Q969W3	S65	INSPDRASGPEGSLS	85 / 7 AA	13
Phosphosite 16:	HS3ST6	Q96QI5	S83	APGLPLASGPGRRRF	71 / 7 AA	37
Phosphosite 17:	FHOD1	Q9Y613	S1040	SVPVAVSSGPGRGDA	71 / 7 AA	127
Phosphosite 18:	KIAA0754	O94854	T528	NHELTDVTSGPEVEV	83 / 6 AA	135
Phosphosite 19:	KIAA0754	O94854	S529	HELTDVTSGPEVEVL	83 / 6 AA	135
Phosphosite 20:	PTPRF	P10586	S709	RTDEDVPSGPPRKVE	62 / 8 AA	211