The UMD-FBN1 mutations database
Record ID: 3194

Mutation description


Variation name (cDNA level)Variation name (protein level)Variation statusVariation class
c.7726C>Tp.Arg2576CysHomozygousMutation

wt codonwt aamutant codonmutant aamutational eventmutation type
CGCArgTGCCysC->TTs

StructureKey Residue (HCD)Pyrimidin doubletCpG
cb EGF-like #41 Yes, coding strandYes

Mutation impact


At the mRNA levelOn restriction map
NANew restriction site(s): none
Lost restriction site(s): none

Conservation (0-1)SIFT (0-1)UMD-predictor (0-100)
10.00 (pathogenous)100 (Pathogenous)

Patient and sample data


Sample IDPatient statusGenderTransmissionAge of onsetAge of deathGeographic origin
USA20SAN F0001 I0001ProbandFemalefamilialMEXICO

Phenotypic groupDisease
NASevere MFS

Clinical data


SymptomSeverityAge
C-Aortic insufficiency20
C-Asc. aortic dilatation
C-Asc. aortic dissectionsurgery20
C-Mitral valve prolapse
CF-Dolichocephaly18
CF-Down-slanting palpebral fissures18
CF-Hypertelorism18
CNS-Lombosacral meningocele
CNS-Lumbosacral dural ectasia
O-Ectopia lentis
O-Glaucoma
O-Lens extraction
S-Arachnodactyly (M)
S-Characteristic facial appearance18
S-Joint limitationsmild18
S-Kyphosis18
S-Pectus carinatum (M)(2)
S-Scoliosis > 20° (M)(1)

Reference


Reference IDPubMed IDReference
25223278365
Hogue J, Lee C, Jelin A, Strecker M, Cox V, Slavotinek A. "Homozygosity for a FBN1 missense mutation causes a severe Marfan syndrome phenotype". Clin Genet. 2013 Oct;84(4):392-3.