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:	S561
P-Site Sequence:	SVSSSNASLKLRRKP
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	S561	SVSSSNASLKLRRKP	100 / 9 AA	284
Phosphosite 1:	MMGT1	Q8N4V1	S120	DALSSNTSLKLRKLE	88 / 9 AA	15
Phosphosite 2:	CTNS	O60931	S43	NGSSTNVSLTLRPPL	66 / 9 AA	42
Phosphosite 3:	LPIN2	Q92539	S203	ARGSSNASLKEEECK	100 / 7 AA	99
Phosphosite 4:	APBB2	Q92870	S393	GATLRYASLKLRNAP	85 / 7 AA	83
Phosphosite 5:	CCDC27	Q2M243	S294	REQLSDASLKLGRLS	85 / 7 AA	75
Phosphosite 6:	PLTP	P55058	S96	MLQITNASLGLRFRR	75 / 8 AA	55
Phosphosite 7:	MAFG	O15525	S99	KLASENASMKLELDA	75 / 8 AA	18
Phosphosite 8:	SHC3	Q92529	S233	SLTISTASLNLRTPD	75 / 8 AA	64
Phosphosite 9:	RXFP3	Q9NSD7	S42	ANTSGNASLQLPDLW	66 / 9 AA	51
Phosphosite 10:	CCDC158	Q5M9N0	S858	PGYTSNSSLKPRLLQ	66 / 9 AA	127
Phosphosite 11:	GOLGB1	Q14789	S1723	TLLSSNASMKEELER	85 / 7 AA	376
Phosphosite 12:	TESSP1	Q7RTY9	S71	GRWPWQASLRLRRRH	55 / 9 AA	35
Phosphosite 13:	USP49	Q70CQ1	T239	SRRVPAATLKLRRQP	62 / 8 AA	79
Phosphosite 14:	Wnk3	Q9BYP7	S425	EDDCSNSSLALRLWV	66 / 9 AA	192
Phosphosite 15:	NDST1	P52848	S742	TAGSDASSKLRALQN	75 / 8 AA	101
Phosphosite 16:	TMEM131	Q92545	S956	LLKDCTDSLKLREPN	62 / 8 AA	201
Phosphosite 17:	NCOA1	Q15788	S468	SSQSSNPSLNLNNSP	75 / 8 AA	157
Phosphosite 18:	TEX15	Q9BXT5	S1435	ELSSSDSSLLLRDNV	66 / 9 AA	315
Phosphosite 19:	CCNT2	O60583	S504	DKKEKSGSLKLRIPI	71 / 7 AA	81
Phosphosite 20:	HECW1	Q76N89	S929	EAESSQSSLDLRREG	66 / 9 AA	180