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:	S1287
P-Site Sequence:	PRLRHSKSIDEGMFS
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	S1287	PRLRHSKSIDEGMFS	100 / 9 AA	225
Phosphosite 1:	SHANK1	Q9Y566	S1285	PGPRLRHSKSIDEGM	100 / 7 AA	225
Phosphosite 2:	ARPP-21	Q9UBL0	S280	RDDRRSKSIEEREEE	75 / 8 AA	89
Phosphosite 3:	R3HDM1	Q15032	S282	KDDRRSKSIEEREEE	75 / 8 AA	121
Phosphosite 4:	ZNF294	O94822	S1179	NSCLQTKSIDDGELL	62 / 8 AA	201
Phosphosite 5:	RNF19A	Q9NV58	S502	AEARHNPSIGEGSVG	66 / 9 AA	91
Phosphosite 6:	SCAI	Q8N9R8	S523	QLLTHSRSIDQAFLQ	62 / 8 AA	70
Phosphosite 7:	ZNF521	Q96K83	S984	HKVTHSKSLDTGNCR	75 / 8 AA	148
Phosphosite 8:	ZNF423	Q2M1K9	S984	HKVTHSKSLDTGTCR	75 / 8 AA	145
Phosphosite 9:	EXOSC9	Q06265	S113	MERCLRNSKCIDTES	71 / 7 AA	49
Phosphosite 10:	GEMIN4	P57678	S1037	HEQRFLKSIAEGIGP	66 / 9 AA	120
Phosphosite 11:	COL4A1	P02462	S1452	GFLVTRHSQTIDDPQ	71 / 7 AA	161
Phosphosite 12:	ARHGAP21	Q5T5U3	S880	SKTERSKSYDEGLDD	75 / 8 AA	217
Phosphosite 13:	TMEM200B	Q69YZ2	S260	SCIEHSKSLDLGLGE	75 / 8 AA	33
Phosphosite 14:	C9orf6	Q9NX38	T157	FEESKSITEGLLTQK	85 / 7 AA	20
Phosphosite 15:	JMJD1B	Q7LBC6	T1589	HDEEVLKTIDEGDAD	83 / 6 AA	192
Phosphosite 16:	AMFR	Q9UKV5	S574	RGSRFSKSADERQRM	75 / 8 AA	73
Phosphosite 17:	ADD2	P35612	S621	PLVSPSKSLEEGTKK	62 / 8 AA	81
Phosphosite 18:	RAP1GDS1	P52306	S477	LSALIRHSKSKDVIK	85 / 7 AA	66
Phosphosite 19:	RAP1GDS1	P52306	S479	ALIRHSKSKDVIKTI	85 / 7 AA	66
Phosphosite 20:	ALMS1	Q8TCU4	S2722	TFSSHRHSKCISNSS	83 / 6 AA	461