{{Rsnum
|rsid=121913495
|Chromosome=20
|Orientation=plus
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
|Gene=GNAS
|position=58909366
|Gene_s=GNAS
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
}}{{omim
|id=139320
|rsnum=121913495
|variant=0009
}}{{ClinVar
|rsid=121913495
|Reversed=0
|FwdREF=G
|FwdALT=A
|REF=G
|ALT=A
|RSPOS=57484421
|CHROM=20
|dbSNPBuildID=133
|SSR=0
|SAO=3
|VP=0x050260000000000002110120
|GENEINFO=GNAS:2778
|GENE_NAME=GNAS
|GENE_ID=2778
|WGT=0
|VC=SNV
|CLNALLE=1
|CLNHGVS=NC_000020.10:g.57484421G>A
|CLNSRC=OMIM Allelic Variant
|CLNORIGIN=1
|CLNSRCID=139320.0009
|CLNSIG=255
|CLNCUI=CN071115
|CLNDBN=McCune-Albright syndrome; Pituitary tumor, growth hormone-secreting, somatic; Acth-independent macronodular adrenal hyperplasia, somatic; Sex cord stromal tumor, somatic
|Disease=McCune-Albright syndrome; Pituitary tumor; Acth-independent macronodular adrenal hyperplasia; Sex cord stromal tumor
|CLNACC=RCV000017290.1; RCV000017291.1; RCV000017292.1; RCV000017293.1
|Tags=PM;S3D;OTHERKG;LSD;OM
|CLNDSDB=MedGen:OMIM:Orphanet:Orphanet
|CLNDSDBID=C0242292:174800:249:562
}}