Mutations in extracellular matrix genes NID1 and LAMC1 cause autosomal dominant dandy-walker malformation and occipital cephaloceles

  • Benjamin W. Darbro
  • , Vinit B. Mahajan
  • , Lokesh Gakhar
  • , Jessica M. Skeie
  • , Elizabeth Campbell
  • , Shu Wu
  • , Xinyu Bing
  • , Kathleen J. Millen
  • , William B. Dobyns
  • , John A. Kessler
  • , Ali Jalali
  • , James Cremer
  • , Alberto Segre
  • , J. Robert Manak
  • , Kimerbly A. Aldinger
  • , Satoshi Suzuki
  • , Nagato Natsume
  • , Maya Ono
  • , Huynh Dai Hai
  • , Le Thi Viet
  • Sara Loddo, Enza M. Valente, Laura Bernardini, Nitin Ghonge, Polly J. Ferguson, Alexander G. Bassuk

Research output: Contribution to journalArticlepeer-review

36 Scopus citations

Abstract

We performed whole-exome sequencing of a family with autosomal dominant Dandy-Walker malformation and occipital cephaloceles and detected a mutation in the extracellular matrix (ECM) protein-encoding gene NID1. In a second family, protein interaction network analysis identified a mutation in LAMC1, which encodes a NID1-binding partner. Structural modeling of the NID1-LAMC1 complex demonstrated that each mutation disrupts the interaction. These findings implicate the ECM in the pathogenesis of Dandy-Walker spectrum disorders.

Original languageEnglish (US)
Pages (from-to)1075-1079
Number of pages5
JournalHuman mutation
Volume34
Issue number8
DOIs
StatePublished - Aug 2013
Externally publishedYes

Keywords

  • Dandy-Walker
  • Exome
  • Extracellular matrix
  • LAMC1
  • NID1

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