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:	S1117
P-Site Sequence:	GSPMSPHSLSSDPSS
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	S1117	GSPMSPHSLSSDPSS	100 / 9 AA	284
Phosphosite 1:	MAST1	Q9Y2H9	S941	ASPMSPRSLSSNPSS	77 / 9 AA	171
Phosphosite 2:	MAST2	Q6P0Q8	S1078	ASPMSPHSQSSNPSS	77 / 9 AA	196
Phosphosite 3:	GLDC	P23378	S951	PLKMSPHSLTCVTSS	75 / 8 AA	113
Phosphosite 4:	CNKSR1	Q969H4	S695	STEQSPHSLPSDPEE	77 / 9 AA	80
Phosphosite 5:	MAST4	O15021	S1119	PMSPHSLSSDPSSSR	100 / 7 AA	284
Phosphosite 6:	MAST4	O15021	S1114	SPLGSPMSPHSLSSD	100 / 6 AA	284
Phosphosite 7:	DIABLO	Q9NR28	S69	KSEPHSLSSEALMRR	85 / 7 AA	27
Phosphosite 8:	DIABLO	Q9NR28	S67	AQKSEPHSLSSEALM	85 / 7 AA	27
Phosphosite 9:	GLDC	P23378	S948	RVNPLKMSPHSLTCV	100 / 6 AA	113
Phosphosite 10:	MAST3	O60307	S924	MSPLSPRSLSSNPSS	66 / 9 AA	143
Phosphosite 11:	NAT12	Q147X3	S143	ERPPHSLSSNARTAV	85 / 7 AA	39
Phosphosite 12:	IRAK2	O43187	S164	PEEDAPHSLRSDLPT	75 / 8 AA	69
Phosphosite 13:	NAT12	Q147X3	S141	SGERPPHSLSSNART	66 / 9 AA	39
Phosphosite 14:	AKAP9	Q99996	S2388	KTSMNAHSLSEEADS	55 / 9 AA	454
Phosphosite 15:	CAPN8	A6NHC0	S346	ICNLSPDSLSSEEVH	66 / 9 AA	77
Phosphosite 16:	CORL2	Q2VWA4	S929	QETNSPHSLKKDVEN	75 / 8 AA	104
Phosphosite 17:	CENTB5	Q96P50	S605	AAGAGPRSLSSDSGL	75 / 8 AA	92
Phosphosite 18:	MTA1	Q13330	S449	GPNRSNMSPHGLPAR	83 / 6 AA	81
Phosphosite 19:	CENTB5	Q96P50	S607	GAGPRSLSSDSGLGG	85 / 7 AA	92
Phosphosite 20:	Peregrin	P55201	S752	TGMHIPHSLAGDEAT	71 / 7 AA	138