{{Rsnum
|rsid=137854457
|Chromosome=15
|Orientation=minus
|geno1=(C;C)
|geno2=(C;G)
|geno3=(G;G)
|Gene=FBN1
|position=48428423
|Gene_s=FBN1
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
}}{{omim
|id=134797
|variant=0002
|rsnum=137854457
}}{{ClinVar
|rsid=137854457
|Reversed=1
|FwdREF=G
|FwdALT=A,C
|REF=C
|ALT=G,T
|RSPOS=48720620
|CHROM=15
|dbSNPBuildID=133
|SSR=0
|SAO=1
|VP=0x050260000000000002110100
|GENEINFO=FBN1:2200
|GENE_NAME=FBN1
|GENE_ID=2200
|WGT=0
|VC=SNV
|CLNALLE=1; 2
|CLNHGVS=NC_000015.9:g.48720620C>G; NC_000015.9:g.48720620C>T
|CLNORIGIN=1
|CLNSIG=5
|Tags=RV;PM;S3D;OTHERKG;LSD;OM
|CLNACC=RCV000017884.26; RCV000035259.1
|CLNDBN=Marfan syndrome, mild variable; Marfan's syndrome
|CLNSRC=OMIM Allelic Variant
|CLNSRCID=134797.0002
|Disease=Marfan syndrome; Marfan's syndrome
|CLNDSDB=GeneReviews:MedGen:OMIM:Orphanet:SNOMED_CT
|CLNDSDBID=NBK1335:C0024796:154700:558:19346006
}}