The UMD-FBN1 mutations database
Record ID: 26

Mutation description


Variation name (cDNA level)Variation name (protein level)Variation statusVariation class
c.1426T>Gp.Cys476GlyHeterozygousMutation

wt codonwt aamutant codonmutant aamutational eventmutation type
TGCCysGGCGlyT->GTv

StructureKey Residue (HCD)Pyrimidin doubletCpG
EGF-like #04 Disulfide bonds 476-488 (C5)NoNo

Mutation impact


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

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

Patient and sample data


Sample IDPatient statusGenderTransmissionAge of onsetAge of deathGeographic origin
USA01BAL F0012 I01ProbandNAfamilial?U.S.A

Phenotypic groupDisease
Type IVClassical MFS

Clinical data


SymptomSeverity
C-Asc. aortic dilatationmoderate
C-Mitral valve prolapse
O-Ectopia lentis
S-Arachnodactyly (M)
S-High arched palate
S-Increased body length
S-Pectus carinatum (M)(2)

Reference


Reference IDPubMed IDReference
117951214
Piersall LD, Dietz HC, Hall BD, Cadle RG, Pyeritz RE, Francomano CA, McIntosh I. "Substitution of a cysteine residue in a non-calcium binding, EGF-like domain of fibrillin segregates with the Marfan syndrome in a large kindred". Hum Mol Genet 1994 Jun;3(6):1013-4.