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:	S278
P-Site Sequence:	AHFSFARSLNRTDGR
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	S278	AHFSFARSLNRTDGR	100 / 9 AA	284
Phosphosite 1:	ZNF124	Q15973	S164	KALGFSRSLNRHKRI	75 / 8 AA	40
Phosphosite 2:	RSRC2	Q7L4I2	S216	KPRRFSRSLSRTPSP	75 / 8 AA	51
Phosphosite 3:	BIRC2	Q13490	S138	MRNSFAHSLSPTLEH	66 / 9 AA	70
Phosphosite 4:	Nav3	Q8IVL0	S852	GLNLYTRSLNRIPDT	62 / 8 AA	256
Phosphosite 5:	FAM65B	Q9Y4F9	T845	LEASFARTVNKEYPG	62 / 8 AA	119
Phosphosite 6:	MFSD11	O43934	S38	VAQTVIRSLNRTDFH	100 / 6 AA	49
Phosphosite 7:	KIAA1117	Q5JWR5	S954	KSSSFVRSFDRSLFI	55 / 9 AA	277
Phosphosite 8:	EPS8L1	Q8TE68	S549	HSQSPARSLNSTPPP	77 / 9 AA	80
Phosphosite 9:	SPATA7	Q9P0W8	S149	GFSSFARSLVPSSER	100 / 6 AA	68
Phosphosite 10:	p67phox	P19878	S63	AEKAFTRSINRDKHL	62 / 8 AA	60
Phosphosite 11:	Polycystin 2	Q13563	S808	SSRSFPRSLDDSEED	71 / 7 AA	110
Phosphosite 12:	MADD	Q8WXG6	S851	GGIMSFASSLYRNHS	75 / 8 AA	183
Phosphosite 13:	LPHN3	Q9HAR2	S620	GKDSAARSLNKAMVE	66 / 9 AA	162
Phosphosite 14:	MADD	Q8WXG6	S852	GIMSFASSLYRNHST	75 / 8 AA	183
Phosphosite 15:	ZNF227	Q86WZ6	S700	CGKGFGRSLNLRHHQ	71 / 7 AA	92
Phosphosite 16:	TTC28	Q96AY4	S909	QYLSVAQSLNRMQDQ	75 / 8 AA	271
Phosphosite 17:	RBM10	P98175	S661	DMERWARSLNKQKEN	71 / 7 AA	104
Phosphosite 18:	C21orf37	A6NIU2	S17	GILSFERSLEQRSLI	62 / 8 AA	8
Phosphosite 19:	DRP1	O00429	T288	GTKYLARTLNRLLMH	71 / 7 AA	82
Phosphosite 20:	LOC56964	Q6P2C0	S394	SHNFFLYSLNRTLKD	75 / 8 AA	77