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:	S1624
P-Site Sequence:	RASEGAMSDGRVPAE
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	S1624	RASEGAMSDGRVPAE	100 / 9 AA	284
Phosphosite 1:	CEP350	Q5VT06	S2245	TSRILDMSDGKVGES	83 / 6 AA	351
Phosphosite 2:	PTPN13	Q12923	S1824	VIQDPAKSDGRLKPG	55 / 9 AA	277
Phosphosite 3:	ChaK2	Q9BX84	S445	DALEQAMSDALVMDR	66 / 9 AA	232
Phosphosite 4:	LRIT1	Q9P2V4	S419	MDALGELSDGRAGPS	62 / 8 AA	68
Phosphosite 5:	AKAP12	Q02952	S598	EAEEGATSDGEKKRE	85 / 7 AA	191
Phosphosite 6:	ASPM	Q8IZT6	S1139	ENFTVSFSDGRVLCY	71 / 7 AA	410
Phosphosite 7:	AKAP12	Q02952	T597	GEAEEGATSDGEKKR	85 / 7 AA	191
Phosphosite 8:	MXRA7	P84157	S191	KETFGEMSDGDVQEQ	75 / 8 AA	21
Phosphosite 9:	APOB	P04114	S1281	PENLFLKSDGRVKYT	83 / 6 AA	516
Phosphosite 10:	ITK	Q08881	S399	TIREGAMSEEDFIEE	83 / 6 AA	72
Phosphosite 11:	GM879	Q6ZSJ9	S367	RRPIRAMSQDRVLSP	71 / 7 AA	56
Phosphosite 12:	EPB41L5	Q9HCM4	S674	VPQSGAMSNGLAGCE	83 / 6 AA	82
Phosphosite 13:	C7orf28A	P86791	S435	EIIVKAMSDYWVVGK	71 / 7 AA	56
Phosphosite 14:	CTNND1	O60716	S122	EDPEGAMSVVSVETS	66 / 9 AA	108
Phosphosite 15:	KLHDC2	Q9Y2U9	S39	RSGHVAVSDGRHMFV	83 / 6 AA	46
Phosphosite 16:	PDE1A	P54750	S482	SNTKGSMSDGSYSPD	83 / 6 AA	61
Phosphosite 17:	PDE1A	P54750	S480	RRSNTKGSMSDGSYS	83 / 6 AA	61
Phosphosite 18:	piccolo	Q9Y6V0	S4845	LALRKVMSDGPVKPE	71 / 7 AA	567
Phosphosite 19:	NAV2	Q8IVL1	S888	MDAPGYMSDGDVLSK	75 / 8 AA	268
Phosphosite 20:	C7orf28A	P86791	Y437	IVKAMSDYWVVGKKS	71 / 7 AA	56