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:	SHANK1
Human P-Site:	S520
P-Site Sequence:	PRGRPSSSGTPREGP
UniProt:	Q9Y566
Intern. Prot. ID:	IPI00007695

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SHANK1	Q9Y566	S520	PRGRPSSSGTPREGP	100 / 9 AA	225
Phosphosite 1:	SHANK1	Q9Y566	S519	QPRGRPSSSGTPREG	100 / 8 AA	225
Phosphosite 2:	LOC148137	Q2NL68	S73	EESWPSSSGTPSLPS	87 / 8 AA	51
Phosphosite 3:	LOC148137	Q2NL68	S72	FEESWPSSSGTPSLP	87 / 8 AA	51
Phosphosite 4:	Hcn2	Q9UL51	S843	ASTRPASSSTPRLGP	77 / 9 AA	97
Phosphosite 5:	ZC3H7A	Q8IWR0	S429	AVTKPSSSVTPRHPL	77 / 9 AA	111
Phosphosite 6:	MLK3	Q16584	S635	PAERGSSSGTPKLIQ	77 / 9 AA	93
Phosphosite 7:	SHANK1	Q9Y566	T522	GRPSSSGTPREGPAG	100 / 7 AA	225
Phosphosite 8:	COL10A1	Q03692	S535	AGQRPSLSGTPLVSA	87 / 8 AA	66
Phosphosite 9:	SHANK1	Q9Y566	S518	RQPRGRPSSSGTPRE	100 / 7 AA	225
Phosphosite 10:	FGFR1	P11362	S452	RPSRLSSSGTPMLAG	77 / 9 AA	92
Phosphosite 11:	GTF3C1	Q12789	S846	AGVRPSSSGSAWEAC	66 / 9 AA	239
Phosphosite 12:	ACD	Q96AP0	S362	PPSSPSSSGTPALPG	100 / 7 AA	58
Phosphosite 13:	ACD	Q96AP0	S361	SPPSSPSSSGTPALP	100 / 7 AA	58
Phosphosite 14:	FGFR1	P11362	S451	VRPSRLSSSGTPMLA	87 / 8 AA	92
Phosphosite 15:	MAML3	Q96JK9	S381	PQARPSSSGPPFSTV	87 / 8 AA	122
Phosphosite 16:	MAML3	Q96JK9	S380	SPQARPSSSGPPFST	87 / 8 AA	122
Phosphosite 17:	MLK3	Q16584	S634	VPAERGSSSGTPKLI	87 / 8 AA	93
Phosphosite 18:	Nav3	Q8IVL0	S525	ESLIPSSSGIPKPGS	75 / 8 AA	256
Phosphosite 19:	LOC148137	Q2NL68	S71	LFEESWPSSSGTPSL	85 / 7 AA	51
Phosphosite 20:	MARK4	Q96L34	T536	GKENSSGTPRVPPAS	85 / 7 AA	83