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:	S641
P-Site Sequence:	YTVGSYDSFDAPSLM
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	S641	YTVGSYDSFDAPSLM	100 / 9 AA	225
Phosphosite 1:	SHANK2	Q9UPX8	S234	YTVGSYDSFDTSSDC	77 / 9 AA	159
Phosphosite 2:	SHANK1	Q9Y566	Y639	RHYTVGSYDSFDAPS	100 / 7 AA	225
Phosphosite 3:	SHANK2	Q9UPX8	Y232	RHYTVGSYDSFDTSS	100 / 7 AA	159
Phosphosite 4:	KNDC1	Q76NI1	S506	QPPPANGSYDSFFLA	100 / 6 AA	191
Phosphosite 5:	Ets-1	P14921	Y283	SLQRVPSYDSFDSED	100 / 6 AA	50
Phosphosite 6:	PSEN2	P49810	S330	MEEDSYDSFGEPSYP	75 / 8 AA	50
Phosphosite 7:	PLEKHH2	Q8IVE3	S516	DGLFSYDSLDSPNSD	75 / 8 AA	168
Phosphosite 8:	Ets-1	P14921	S285	QRVPSYDSFDSEDYP	85 / 7 AA	50
Phosphosite 9:	SHANK2	Q9UPX8	S231	FRHYTVGSYDSFDTS	100 / 6 AA	159
Phosphosite 10:	KNDC1	Q76NI1	S509	PANGSYDSFFLAPEL	100 / 6 AA	191
Phosphosite 11:	KNDC1	Q76NI1	Y507	PPPANGSYDSFFLAP	100 / 6 AA	191
Phosphosite 12:	GRIK2	Q13002	S88	QKINLYDSFEASKKA	71 / 7 AA	103
Phosphosite 13:	HNRNPA1	P09651	S289	GGSGSYDSYNNGGGR	71 / 7 AA	39
Phosphosite 14:	HNRNPA1	P09651	Y287	GYGGSGSYDSYNNGG	71 / 7 AA	39
Phosphosite 15:	SLC6A1	P30531	S308	GSLIALGSYNSFHNN	83 / 6 AA	67
Phosphosite 16:	Kv3.3	Q14003	S201	DAEEALDSFEAPDPA	62 / 8 AA	81
Phosphosite 17:	VPS13A	Q96RL7	S708	IMDRAYDSFDIQLTS	62 / 8 AA	360
Phosphosite 18:	TNXB	P22105	S1488	VPQGSFDSFTVQYKD	55 / 9 AA	464
Phosphosite 19:	TNXB	P22105	S1485	FWTVPQGSFDSFTVQ	83 / 6 AA	464
Phosphosite 20:	C20orf112	Q96MY1	S140	YSSGSYDSIKTEVSG	62 / 8 AA	47