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:	SYNGAP1
Human P-Site:	Y280
P-Site Sequence:	ELPPKKRYYCELCLD
UniProt:	Q96PV0
Intern. Prot. ID:	IPI00177884

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SYNGAP1	Q96PV0	Y280	ELPPKKRYYCELCLD	100 / 9 AA	148
Phosphosite 1:	RASAL2	Q9UJF2	Y187	DLAPKKKYFCELCLD	77 / 9 AA	129
Phosphosite 2:	SYNGAP1	Q96PV0	Y281	LPPKKRYYCELCLDD	100 / 8 AA	148
Phosphosite 3:	CaMK1-delta	Q8IU85	Y268	EKDPNKRYTCEQAAR	75 / 8 AA	43
Phosphosite 4:	DAB2IP	Q5VWQ8	Y231	DLPAKKKYLCELCLD	66 / 9 AA	132
Phosphosite 5:	ZNF648	Q5T619	Y279	RGGAAKRYACELCGK	85 / 7 AA	62
Phosphosite 6:	PGM2	Q96G03	Y568	GTEPKIKYYAELCAP	66 / 9 AA	68
Phosphosite 7:	USP35	Q9P2H5	Y779	KLTAENRYYCESCAS	62 / 8 AA	113
Phosphosite 8:	POLB	P06746	Y265	RLIPKDQYYCGVLYF	55 / 9 AA
Phosphosite 9:	USP35	Q9P2H5	Y780	LTAENRYYCESCASL	83 / 6 AA	113
Phosphosite 10:	EXOC6	Q8TAG9	Y154	EQMSAKRYYSALKTM	71 / 7 AA	94
Phosphosite 11:	CLEC3A	O75596	Y189	ACRSSKRYICEFTIP	55 / 9 AA	22
Phosphosite 12:	EXOC6	Q8TAG9	Y155	QMSAKRYYSALKTME	71 / 7 AA	94
Phosphosite 13:	EXOC6	Q8TAG9	S156	MSAKRYYSALKTMEQ	71 / 7 AA	94
Phosphosite 14:	TTC21A	Q8NDW8	S515	MAQVRYYSELENAQS	83 / 6 AA	151
Phosphosite 15:	UBR1	Q8IWV7	Y227	REKNERYYCVLFNDE	62 / 8 AA	200
Phosphosite 16:	USP48	Q86UV5	Y268	KLEGDNRYFCENCQS	57 / 7 AA	119
Phosphosite 17:	TTC21A	Q8NDW8	Y514	LMAQVRYYSELENAQ	83 / 6 AA	151
Phosphosite 18:	ZNF235	Q14590	Y319	VRTGKKRYWCHECGK	83 / 6 AA	84
Phosphosite 19:	PIK3C2B	O00750	Y845	RLWEKRYYCHSEVSS	100 / 5 AA	185
Phosphosite 20:	USP11	P51784	Y756	PEMKKRYYDEVEAEG	75 / 8 AA	110