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:	S272
P-Site Sequence:	ALLDLGGSPNYKDRR
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	S272	ALLDLGGSPNYKDRR	100 / 9 AA	225
Phosphosite 1:	SHANK3	Q9BYB0	S208	TLLDLGASPDYKDSR	77 / 9 AA	186
Phosphosite 2:	C20orf152	Q96M20	S299	RLLDLGASPSYRRWI	66 / 9 AA	67
Phosphosite 3:	Putative IQ motif and ankyrin repeat domain-containing protein LOC642574	A8MXQ7	S240	LRAELGASPNSKGAF	66 / 9 AA	68
Phosphosite 4:	NAG	A2RRP1	S280	AWRVLSGSPYYKQVT	75 / 8 AA	269
Phosphosite 5:	SHANK1	Q9Y566	Y275	DLGGSPNYKDRRGLT	100 / 6 AA	225
Phosphosite 6:	EBF1	Q9UH73	S502	AMSNLGGSPTFLNGS	62 / 8 AA	64
Phosphosite 7:	CEP70	Q8NHQ1	S252	DYRNLDASPTYKGLL	55 / 9 AA	70
Phosphosite 8:	ZNF142	P52746	S682	HGGDLGGSPSPAEVE	85 / 7 AA	188
Phosphosite 9:	PTGES3	Q15185	S44	TFSCLGGSDNFKHLN	75 / 8 AA	19
Phosphosite 10:	CEP164	Q9UPV0	S1213	DEGTLGGSPTKKAVT	75 / 8 AA	164
Phosphosite 11:	TAPBPL	Q9BX59	S343	TREELGGSPAQVSGA	83 / 6 AA	50
Phosphosite 12:	KIF26B	Q2KJY2	S103	SPGSLGGSPGFGTGS	71 / 7 AA	224
Phosphosite 13:	ONECUT1	Q9UBC0	S31	PADLLGGSPHARSSV	62 / 8 AA	51
Phosphosite 14:	TFIP11	Q9UBB9	S673	LCSWLSNSPNYEEIT	71 / 7 AA	97
Phosphosite 15:	ARID5A	Q03989	S121	VYDELGGSPGSTSAA	83 / 6 AA	64
Phosphosite 16:	PTPRT	O14522	Y345	HIVDSPNYKLWHLDP	83 / 6 AA	164
Phosphosite 17:	VSIG6	A6NJ16	Y79	YHSGSPNYNPSLKSR	83 / 6 AA	14
Phosphosite 18:	VSIG6	A6NJ16	S76	GEIYHSGSPNYNPSL	71 / 7 AA	14
Phosphosite 19:	PRKAA1	Q13131	Y190	TSCGSPNYAAPEVIS	100 / 5 AA	64
Phosphosite 20:	PRKAA1	Q13131	S187	FLRTSCGSPNYAAPE	100 / 5 AA	64