The UMD-FBN1 mutations database
Record ID: 3357

Mutation description


Variation name (cDNA level)Variation name (protein level)Variation statusVariation class
c.8206dupp.Thr2736AsnfsX2HeterozygousMutation

wt codonwt aamutant codonmutant aamutational eventmutation type
ACTThrins1bFs.Stop at 2737Fr.

StructureKey Residue (HCD)Pyrimidin doubletCpG
FibuCTDIII-like motif 

Mutation impact


At the mRNA levelOn restriction map
Duplication in a stretch of nucleotidesNew restriction site(s): none
Lost restriction site(s): none

Patient and sample data


Sample IDPatient statusGenderTransmissionAge of onsetAge of deathGeographic origin
USA22DAL F0001 I0001ProbandFemaleNA0U.S.A.

Phenotypic groupDisease
NAMarfanoid Neonatal Progeroid Syndrome

Clinical data


SymptomSeverityAge
CF-Dolichocephaly8
CF-Proptosis16
CF-Retrognathia16
CF-Upward slanting palpebral fissures
O-Ectopia lentisleft8
O-Glaucomaleft eye8
O-Lens extraction17
O-Myopia >3 diopters (1)4
O-Myopic macular degeneration17
S-Abnormal ears
S-Arachnodactyly (M)16
S-Crowding teeth (m)16
S-Foot deformity16
S-High arched palate16
S-Joint hypermobility (m)16
S-Joint limitationsfingers, knees and toes
S-Protusio acetabulæ (M)(2)bilateral16
S-Reduced extension of the elbows (<170°)(M)(1)16
S-Scoliosis > 20° (M)(1)thoracic16
S-Scoliosis > 20° (M)(1)lumbar16

Reference


Reference IDPubMed IDReference
28324665001
Garg A, Xing C. "De novo heterozygous FBN1 mutations in the extreme C-terminal region cause progeroid fibrillinopathy". Am J Med Genet A. 2014 May;164(5):1341-5.