Publisher: John Wiley & Sons Inc
E-ISSN: 2211-5463|5|1|163-166
ISSN: 2211-5463
Source: FEBS Open Bio, Vol.5, Iss.1, 2015-01, pp. : 163-166
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract
Congenital contractural arachnodactyly (CCA, OMIM:121050) is an autosomal dominant condition that shares skeletal features with Marfan syndrome (MFS, OMIM:154700), including contractures, arachnodactyly, dolichostenomelia, scoliosis, crumpled ears and pectus deformities but excluding the ocular and cardiovascular complications that characterize MFS. These two similar syndromes result from mutations in two genes belonging to the fibrillin family, FBN1 and FBN2, respectively. We successfully identified a novel FBN2 mutation (C1406R) in a Chinese family with CCA for over five generations. This mutation was detected in the patients of this family but not in the seven unaffected family members or 100 normal individuals. SIFT and PolyPhen analyses suggested that the mutation was pathogenic. We identified a missense mutation in the calcium binding‐epidermal growth factor (cbEGF)‐like domain. Our study extends the mutation spectrum of CCA and confirms a relationship between mutations in the FBN2 gene and the clinical findings of CCA.
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