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:	S848
P-Site Sequence:	KQHRFFRSLDWNSLL
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	S848	KQHRFFRSLDWNSLL	100 / 9 AA	284
Phosphosite 1:	PEX7	O00628	S63	AGLRLFRSFDWNDGL	77 / 9 AA	36
Phosphosite 2:	PKCZ	Q05513	S520	KSHAFFRSIDWDLLE	75 / 8 AA	68
Phosphosite 3:	GDE	P35573	S64	FNREKFRSLDWENPT	85 / 7 AA	175
Phosphosite 4:	RSK2	P51812	T329	KRHSFFSTIDWNKLY	55 / 9 AA	84
Phosphosite 5:	CAPN1	P07384	T691	TMFRFFKTLDTDLDG	55 / 9 AA	82
Phosphosite 6:	MDM1	Q8TC05	S68	HDPQISKSLEWNGAI	44 / 9 AA	81
Phosphosite 7:	SFRS14	Q8IX01	S133	RKLGHFRSQDWKFAL	71 / 7 AA	120
Phosphosite 8:	SCAND3	Q6R2W3	S229	MREKFFRSLARLLEN	62 / 8 AA	152
Phosphosite 9:	SP100	P23497	T185	ENSFRSLTWPPSGSP	83 / 6 AA	100
Phosphosite 10:	SP100	P23497	S183	TGENSFRSLTWPPSG	83 / 6 AA	100
Phosphosite 11:	RSK2	P51812	S328	IKRHSFFSTIDWNKL	50 / 8 AA	84
Phosphosite 12:	SYNE1	Q8NF91	S4896	FQTEMSRSLDWLRRV	71 / 7 AA	1011
Phosphosite 13:	VARS	P26640	S437	QLKKLGSSLDWDRAC	44 / 9 AA	140
Phosphosite 14:	SRGN	P10124	S135	AFHDNLRSLDRNLPS	71 / 7 AA	18
Phosphosite 15:	LAX1	Q8IWV1	S27	TLHVTPRSLDRNKDQ	83 / 6 AA	44
Phosphosite 16:	C10orf54	Q9H7M9	S298	PGDVFFPSLDPVPDS	83 / 6 AA	34
Phosphosite 17:	TBL1XR1	Q9BZK7	S230	PSNKDVTSLDWNSEG	100 / 5 AA	56
Phosphosite 18:	TBL1Y	Q9BQ87	S240	PSNKDVTSLDWNSDG	100 / 5 AA	57
Phosphosite 19:	TBL1X	O60907	S293	PSNKDVTSLDWNTNG	100 / 5 AA	62
Phosphosite 20:	P2Y2	P41231	S273	TLYYSFRSLDLSCHT	71 / 7 AA	42