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:	S877
P-Site Sequence:	IDTKMRPSLDAGFPT
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	S877	IDTKMRPSLDAGFPT	100 / 9 AA	159
Phosphosite 1:	C4B	P0C0L5	S170	LDQKMRPSTDTITVM	75 / 8 AA	193
Phosphosite 2:	C4A	P0C0L4	S170	LDQKMRPSTDTITVM	75 / 8 AA	193
Phosphosite 3:	TCEB3B	Q8IYF1	S319	HSNKKRPSLDGRDPG	75 / 8 AA	84
Phosphosite 4:	ADCY4	Q8NFM4	S475	EGLKMRPSLLMTRYL	100 / 6 AA	120
Phosphosite 5:	ITPR2	Q14571	S150	EKNAMRVSLDAAGNE	75 / 8 AA	308
Phosphosite 6:	ADAT3	Q96EY9	S81	HLKRVRPSRDAGSPH	66 / 9 AA	38
Phosphosite 7:	POGK	Q9P215	Y200	SRGMRRSYDAGFKLM	75 / 8 AA	69
Phosphosite 8:	POGK	Q9P215	S199	FSRGMRRSYDAGFKL	75 / 8 AA	69
Phosphosite 9:	RBM21	Q9H6E5	S30	VTTANRPSLDAHLGG	100 / 6 AA	94
Phosphosite 10:	C5orf6	Q9NYF3	S299	DPRRLRPSLDFDKMN	71 / 7 AA	43
Phosphosite 11:	EME1	Q96AY2	S9	ALKKSSPSLDSGDSD	66 / 9 AA	63
Phosphosite 12:	PNRC1	Q12796	S123	QYQQHRPSLEGGRSP	71 / 7 AA	35
Phosphosite 13:	NUT	Q86Y26	S635	FQPESTPSLDAGLAE	100 / 6 AA	120
Phosphosite 14:	SgK288	Q8NFD2	S245	VAAGMRPSLQPVSDQ	71 / 7 AA	85
Phosphosite 15:	IGF1R	P08069	S1258	YNPKMRPSFLEIISS	83 / 6 AA	155
Phosphosite 16:	MYO15B	Q96JP2	S866	PPQPPLPSLDAGQLA	100 / 6 AA	167
Phosphosite 17:	PIK3R6	Q5UE93	S508	KLAEMPPSLDTSRTV	62 / 8 AA	84
Phosphosite 18:	ITPR3	Q14573	T151	EKNAMRVTLDATGNE	71 / 7 AA	304
Phosphosite 19:	TTLL11	Q8NHH1	T228	VDSSKARTSLDALKI	75 / 8 AA	58
Phosphosite 20:	GPR124	Q96PE1	S966	KAGNSRASLEAGEEL	71 / 7 AA	143