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:	S127
P-Site Sequence:	EELDHILSPPPMPFR
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	S127	EELDHILSPPPMPFR	100 / 9 AA	284
Phosphosite 1:	MUC2	Q02817	S4269	TSGGHTLSPPPSTTT	75 / 8 AA	540
Phosphosite 2:	H2AFY2	Q9P0M6	S129	GKSETILSPPPEKRG	75 / 8 AA	40
Phosphosite 3:	FOXP4	Q8IVH2	S123	QQMQQILSPPQLQAL	55 / 9 AA	73
Phosphosite 4:	VWA5B2	Q8N398	S813	DDSGNLLSPAPMDWD	55 / 9 AA	133
Phosphosite 5:	EGR2	P11161	Y165	QPDLDHLYSPPPPPP	75 / 8 AA	50
Phosphosite 6:	SUPT3H	O75486	S42	LSTLHTLSPPPRPFP	75 / 8 AA	36
Phosphosite 7:	EGR2	P11161	S166	PDLDHLYSPPPPPPP	75 / 8 AA	50
Phosphosite 8:	D430041B17	A6NL88	S430	QSREHLLSPPRSPAL	71 / 7 AA	56
Phosphosite 9:	C19orf21	Q8IVT2	S400	LSSDSILSPAPDARA	75 / 8 AA	75
Phosphosite 10:	MLL	Q03164	S3005	HMDADHISSPPCGSV	85 / 7 AA	432
Phosphosite 11:	MLL	Q03164	S3006	MDADHISSPPCGSVE	85 / 7 AA	432
Phosphosite 12:	DHX35	Q9H5Z1	S449	VLRFHFMSPPPAQSM	71 / 7 AA	79
Phosphosite 13:	Bcl-11B	Q9C0K0	S129	DEDDHLLSPTKGICP	83 / 6 AA	96
Phosphosite 14:	GNMT	Q14749	S185	RNYDHILSTGCAPPG	100 / 5 AA	33
Phosphosite 15:	BACH1	O14867	S608	KERDHILSTLGETKQ	83 / 6 AA	82
Phosphosite 16:	APOC4	P55056	S37	EAQEGTLSPPPKLKM	55 / 9 AA	15
Phosphosite 17:	OBSL1	O75147	S719	ESPVHILSPQDKVSL	83 / 6 AA	153
Phosphosite 18:	SYNGAP1	Q96PV0	S1033	DNLQHMLSPPQITIG	55 / 9 AA	148
Phosphosite 19:	GRIP1	Q9Y3R0	S303	HVGDHILSIDGTSME	100 / 5 AA	122
Phosphosite 20:	GRIP2	Q9C0E4	S299	HPGDHILSIDGTSME	100 / 5 AA	113