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:	S312
P-Site Sequence:	TVSSSCSSQEKLHQL
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	S312	TVSSSCSSQEKLHQL	100 / 9 AA	284
Phosphosite 1:	MAST2	Q6P0Q8	S254	TVSSSCSSQEKLHQL	100 / 9 AA	196
Phosphosite 2:	MAST1	Q9Y2H9	S114	TVSSSCSSQERLHQL	88 / 9 AA	171
Phosphosite 3:	MAST2	Q6P0Q8	S253	STVSSSCSSQEKLHQ	100 / 8 AA	196
Phosphosite 4:	MAST4	O15021	S311	STVSSSCSSQEKLHQ	100 / 8 AA	284
Phosphosite 5:	MAST1	Q9Y2H9	S113	STVSSSCSSQERLHQ	87 / 8 AA	171
Phosphosite 6:	C22orf43	Q6PGQ1	S148	FDSSSCSSEDNLSLV	66 / 9 AA	25
Phosphosite 7:	MAMDC2	Q7Z304	S498	IQLGSCSSSEKLPPP	87 / 8 AA	78
Phosphosite 8:	MAMDC2	Q7Z304	S499	QLGSCSSSEKLPPPP	87 / 8 AA	78
Phosphosite 9:	CENTB1	Q15027	S502	KKPGPSCSRQEKEAW	75 / 8 AA	82
Phosphosite 10:	SMPD3	Q9NY59	S518	FNFDNCSSDDKLEQQ	62 / 8 AA	71
Phosphosite 11:	STAP2	Q9UGK3	S293	KPLSPASSQDKLPPL	66 / 9 AA	45
Phosphosite 12:	ABCA4	P78363	T1492	SPSCRCSTREKLTML	55 / 9 AA	256
Phosphosite 13:	TTC3	P53804	S759	ILKQKCSSLEKLRLK	85 / 7 AA	230
Phosphosite 14:	Putative uncharacterized protein FLJ32756	Q96M85	S113	QNQASCSSQEVATPG	85 / 7 AA	20
Phosphosite 15:	MPHOSPH1	Q96Q89	S488	VPDTLNSSQEKLFGP	100 / 6 AA	211
Phosphosite 16:	PDZRN4	Q6ZMN7	S410	VELCRVSSQEKLGLT	100 / 6 AA	117
Phosphosite 17:	AKD1	Q5TCS8	S756	GHYYKMSSQEKLNKF	100 / 6 AA	87
Phosphosite 18:	TLN1	Q9Y490	S2040	LVQNAAGSQEKLAQA	55 / 9 AA	270
Phosphosite 19:	CLASP1	Q7Z460	S559	SDRSSSSSQESLNRP	77 / 9 AA	169
Phosphosite 20:	CLASP2	O75122	S327	SDRSSSSSQESLNRP	77 / 9 AA	141