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:	GNAS
Human P-Site:	S268
P-Site Sequence:	STWTAPQSRLTARPS
UniProt:	P84996
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	GNAS	P84996	S268	STWTAPQSRLTARPS	100 / 9 AA	68
Phosphosite 1:	MRPL44	Q9H9J2	S255	RNVSAPESRLTRQSG	75 / 8 AA	38
Phosphosite 2:	CSNK2A1	P68400	S311	LLRYDHQSRLTAREA	85 / 7 AA	45
Phosphosite 3:	Alix	Q8WUM4	S416	SGDTVPQSILTKSRS	75 / 8 AA	96
Phosphosite 4:	ITGB4	P16144	S1699	VDGDSPESRLTVPGL	62 / 8 AA	202
Phosphosite 5:	CSNK2A1	P68400	T314	YDHQSRLTAREAMEH	100 / 6 AA	45
Phosphosite 6:	GNAS	P84996	T271	TAPQSRLTARPSRSP	100 / 6 AA	68
Phosphosite 7:	HEATR1	Q9H583	S1865	EELTSHQSQLTAFFL	66 / 9 AA	242
Phosphosite 8:	DMBT1	Q9UGM3	S338	VICSAPQSRPTPSPD	66 / 9 AA	261
Phosphosite 9:	INOC1	Q9ULG1	S1394	PASSAPQSRATNSPA	75 / 8 AA	177
Phosphosite 10:	HSFY1	Q96LI6	S384	DRSAAPHSRLALQPS	62 / 8 AA	45
Phosphosite 11:	FRY	Q5TBA9	T426	KCESNTATQSRLITI	85 / 7 AA	339
Phosphosite 12:	NRBP1	Q9UHY1	S505	FISEADQSRLTSLLE	75 / 8 AA	60
Phosphosite 13:	ITFG3	Q9H0X4	S42	VKSAPPQSRLSRCRA	62 / 8 AA	60
Phosphosite 14:	ICK	Q9UPZ9	S384	LHNKHPQSKITAGLE	71 / 7 AA	71
Phosphosite 15:	EP400	Q96L91	S1617	ASITGPQSRVAQPET	62 / 8 AA	344
Phosphosite 16:	CLASP1	Q7Z460	S214	SKKGLPQSRLNVIFT	71 / 7 AA	169
Phosphosite 17:	TNRC6A	Q8NDV7	S1533	NSIKEPQSRLRKWTT	71 / 7 AA	210
Phosphosite 18:	CCDC34	Q96HJ3	S140	KQVRLPESRLTPWEV	71 / 7 AA	43
Phosphosite 19:	C10orf95	Q9H7T3	S81	PLCCYPQSRPTASAA	85 / 7 AA	26
Phosphosite 20:	CGNL1	Q0VF96	S1003	KTLEAEKSRLTAMKM	75 / 8 AA	149