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:	S995
P-Site Sequence:	GEQDEAASCPGDPHE
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	S995	GEQDEAASCPGDPHE	100 / 9 AA	284
Phosphosite 1:	DPP9	Q86TI2	S600	ASMMEAASCPPDYVP	87 / 8 AA	98
Phosphosite 2:	C16orf74	Q96GX8	S53	VWLDETGSCPDDGEI	66 / 9 AA	7
Phosphosite 3:	CCDC85A	Q96PX6	S536	KLGDAAGSCPGIRQH	75 / 8 AA	60
Phosphosite 4:	ZNF690	Q8IWY8	S511	DGQEETASCPVQGTS	55 / 9 AA	97
Phosphosite 5:	NR2C1	P13056	S264	MTSDKAESCQGDLST	66 / 9 AA	67
Phosphosite 6:	SNAI3	Q3KNW1	S50	PRDKEAPSVPGDLPQ	75 / 8 AA	32
Phosphosite 7:	IRS2	Q9Y4H2	S505	MSLDEYGSSPGDLRA	66 / 9 AA	137
Phosphosite 8:	CDC34	P49427	S222	EVEEEADSCFGDDED	66 / 9 AA	27
Phosphosite 9:	C16orf74	Q96GX8	T51	STVWLDETGSCPDDG	71 / 7 AA	7
Phosphosite 10:	GAS2L1	Q99501	S606	SSSSDEGSPCPGMGG	62 / 8 AA	73
Phosphosite 11:	HSF4	Q9ULV5	S218	SLMLDEGSSCPTPAK	71 / 7 AA	53
Phosphosite 12:	JRK	O75564	S378	LELVKEGSSCPGQLR	62 / 8 AA	57
Phosphosite 13:	PMS2	P54278	S523	SSEYAASSPGDRGSQ	85 / 7 AA	96
Phosphosite 14:	CrkL	P46109	T43	FLVRDSSTCPGDYVL	50 / 8 AA	34
Phosphosite 15:	BAHCC1	Q9P281	S791	ARIHPPSSCPGDLAP	71 / 7 AA	277
Phosphosite 16:	ZNF430	Q9H8G1	S15	VYPLKEASGCPGADR	62 / 8 AA	66
Phosphosite 17:	ZNF431	Q8TF32	S15	VYPLKEASGCPGAER	62 / 8 AA	67
Phosphosite 18:	ZC3H12C	Q9C0D7	S720	SAVGARSSCPGDYPS	83 / 6 AA	99
Phosphosite 19:	HIPK4	Q8NE63	S567	PELFDPSSCPGEWLS	50 / 8 AA	69
Phosphosite 20:	TAAR3	Q9P1P4	S29	SSHQPLFSCPGDNVF	100 / 5 AA	39