The UMD-FBN1 mutations database
Record ID: 7

Mutation description


Variation name (cDNA level)Variation name (protein level)Variation statusVariation class
c.6662G>Cp.Cys2221SerHeterozygousMutation

wt codonwt aamutant codonmutant aamutational eventmutation type
TGTCysTCTSerG->CTv

StructureKey Residue (HCD)Pyrimidin doubletCpG
cb EGF-like #34 Disulfide bonds 2210-2221 (C3)NoNo

Mutation impact


At the mRNA levelOn restriction map
NANew restriction site(s): Dpn I, Dpn II, Mbo I, Sau3A I
Lost restriction site(s): none

Conservation (0-1)SIFT (0-1)UMD-predictor (0-100)
10.00 (pathogenous)88 (Pathogenous)

Patient and sample data


Sample IDPatient statusGenderTransmissionAge of onsetAge of deathGeographic origin
USA01BAL F0005 I06ProbandMalede novoin early childhoodU.S.A

Phenotypic groupDisease
Type IV dClassical MFS

Clinical data


Symptom
C-Asc. aortic dilatation
C-Mitral valve prolapse
O-Ectopia lentis
S-Arachnodactyly (M)
S-Dolichostenomelia
S-Joint hypermobility (m)
S-Long bone over growth
S-Scoliosis > 20° (M)(1)
SI-Significant striae atrophicae (m)(1)

Reference


Reference IDPubMed IDReference
21301946
Dietz HC, Saraiva JM, Pyeritz RE, Cutting GR, Francomano CA. "Clustering of fibrillin (FBN1) missense mutations in Marfan syndrome patients at cysteine residues in EGF-like domains". Hum Mutat 1992;1(5):366-74.