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:	SHANK2
Human P-Site:	S500
P-Site Sequence:	LKFTRSLSMPDTSED
UniProt:	Q9UPX8
Intern. Prot. ID:	IPI00107633

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SHANK2	Q9UPX8	S500	LKFTRSLSMPDTSED	100 / 9 AA	159
Phosphosite 1:	GIGYF2	Q6Y7W6	S684	PSVTRSVSVPDTGSI	77 / 9 AA	150
Phosphosite 2:	SHANK2	Q9UPX8	S498	PMLKFTRSLSMPDTS	100 / 7 AA	159
Phosphosite 3:	SNTB2	Q13425	S258	CFAARNLSMPDLENR	75 / 8 AA	58
Phosphosite 4:	Gramd2	Q8IUY3	S220	CPSSRSLSLPDNIPC	66 / 9 AA	40
Phosphosite 5:	PDZD2	O15018	S2489	LQELRALSMPDLDKL	85 / 7 AA	302
Phosphosite 6:	GIGYF1	O75420	S638	PTMSRSLSVPDSGRL	66 / 9 AA	115
Phosphosite 7:	TTN	Q8WZ42	S12902	LHTTRSVSMQDEGKT	75 / 8 AA	3816
Phosphosite 8:	DOCK9	Q9BZ29	S21	RKFTRALSKPGTAAE	66 / 9 AA	236
Phosphosite 9:	NPC1	O15118	S865	IGLDQSLSMPDDSYM	85 / 7 AA	142
Phosphosite 10:	AGAP4	Q96P64	S162	RDADRSLSIPDEQLH	85 / 7 AA	73
Phosphosite 11:	AGAP7	Q5VUJ5	S162	RDADRSLSIPDEQLH	85 / 7 AA	73
Phosphosite 12:	AGAP10	Q5T2P9	S185	RDADRSLSIPDEQLH	85 / 7 AA	73
Phosphosite 13:	AGAP8	Q5SRD3	S162	RDADRSLSIPDEQLH	85 / 7 AA	73
Phosphosite 14:	CTGLF11P	A8MT82	S162	RDADRSLSIPDEQLT	85 / 7 AA	74
Phosphosite 15:	AGAP5	A6NIR3	S162	RDADRSLSIPDEQLH	85 / 7 AA	73
Phosphosite 16:	LPPR4	Q7Z2D5	S109	SCYDRSLSMPYIEPT	100 / 6 AA	88
Phosphosite 17:	LPPR4	Q7Z2D5	S107	GFSCYDRSLSMPYIE	100 / 6 AA	88
Phosphosite 18:	HIVEP1	P15822	S841	LPITRSNSMPTTGYS	77 / 9 AA	297
Phosphosite 19:	ARID3C	A6NKF2	S177	REVTRGLSLPTTITS	66 / 9 AA	44
Phosphosite 20:	RGS14	O43566	S338	ICEKRGLSLPDIKVY	55 / 9 AA	61