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:	S554
P-Site Sequence:	ETPETDESVSSSNAS
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	S554	ETPETDESVSSSNAS	100 / 9 AA	284
Phosphosite 1:	SLBP	Q14493	S133	ADFETDESVLMRRQK	100 / 6 AA	31
Phosphosite 2:	TTC14	Q96N46	S487	SVSSADESVSSSSSS	87 / 8 AA	88
Phosphosite 3:	MAST4	O15021	S556	PETDESVSSSNASLK	100 / 7 AA	284
Phosphosite 4:	CENPE	Q02224	S464	LLREIDESVCSESDV	75 / 8 AA	316
Phosphosite 5:	SLBP	Q14493	T130	TVPADFETDESVLMR	100 / 6 AA	31
Phosphosite 6:	MAST4	O15021	T551	GTAETPETDESVSSS	100 / 6 AA	284
Phosphosite 7:	PZP	P20742	S1464	DYYETDESVVAEYIA	100 / 6 AA	164
Phosphosite 8:	TTC14	Q96N46	S489	SSADESVSSSSSSSS	100 / 7 AA	88
Phosphosite 9:	AKAP11	Q9UKA4	S179	DDDDTNQSVSSIEDD	62 / 8 AA	211
Phosphosite 10:	MLL	Q03164	S1679	LNPETEESIPSRSSP	62 / 8 AA	432
Phosphosite 11:	IKKe	Q14164	S519	NITETQESLSSLNRE	75 / 8 AA	80
Phosphosite 12:	ZCCHC10	Q8TBK6	S144	EDSDTDESSSSSSSS	77 / 9 AA	21
Phosphosite 13:	CSN2	P05814	S21	LARETIESLSSSEES	77 / 9 AA	25
Phosphosite 14:	DGCR8	Q8WYQ5	S6	__METDESPSPLPCG	75 / 8 AA	86
Phosphosite 15:	RGPD5	Q99666	S1261	REDALDDSVSSSSVH	85 / 7 AA	199
Phosphosite 16:	RGPD4	Q7Z3J3	S1262	REDALDDSVSSSSVH	85 / 7 AA	198
Phosphosite 17:	RanBP2	P49792	S2237	REDALDDSVSSSSVH	85 / 7 AA	358
Phosphosite 18:	RGPD3	A6NKT7	S1262	REDALDDSVSSSSVH	85 / 7 AA	198
Phosphosite 19:	FRMPD4	Q14CM0	S1186	KLPEADESVARLCDY	62 / 8 AA	144
Phosphosite 20:	RICS	A7KAX9	S996	GKEDQSVSSSQSKAV	85 / 7 AA	231