Mutations of the catalytic subunit of RAB3GAP cause Warburg Micro syndrome

  • Irene Aligianis
  • , Colin Johnson
  • , Paul Gissen
  • , DR Chen
  • , D Hampshire
  • , K Hoffmann
  • , Esther Maina
  • , Neil Morgan
  • , Louise Tee
  • , Jane Morton
  • , John Ainsworth
  • , D Horn
  • , E Rosser
  • , Trevor Cole
  • , I Stolte-Dijkstra
  • , K Fieggen
  • , J Clayton-Smith
  • , A Megarbane
  • , JP Shield
  • , R Newbury-Ecob
  • WB Dobyns, [No Value] [No Value], KW Kjaer, M Warburg, Judith Bond, RC Trembath, LW Harris, Y Takai, S Mundlos, D Tannahill, CG Woods, Eamonn Maher

Research output: Contribution to journalArticle

153 Citations (Scopus)

Abstract

Warburg Micro syndrome (WARBM1) is a severe autosomal recessive disorder characterized by developmental abnormalities of the eye and central nervous system and by microgenitalia. We identified homozygous inactivating mutations in RAB3GAP, encoding RAB3 GTPase activating protein, a key regulator of the Rab3 pathway implicated in exocytic release of neurotransmitters and hormones, in 12 families with Micro syndrome. We hypothesize that the underlying pathogenesis of Micro syndrome is a failure of exocytic release of ocular and neurodevelopmental trophic factors.
Original languageEnglish
Pages (from-to)221-223
Number of pages3
JournalNature Genetics
Volume37
Issue number3
Early online date6 Feb 2005
DOIs
Publication statusPublished - 1 Mar 2005

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