Unc5B interacts with FLRT3 and Rnd1 to modulate cell adhesion in Xenopus embryos.

The FLRT family of transmembrane proteins has been implicated in the regulation of FGF signalling, neurite outgrowth, homotypic cell sorting and cadherin-mediated adhesion. In an expression screen we identified the Netrin receptors Unc5B and Unc5D as high-affinity FLRT3 interactors. Upon overexpress...

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Main Authors: Emil Karaulanov, Ralph T Böttcher, Peter Stannek, Wei Wu, Marlene Rau, Souichi Ogata, Ken W Y Cho, Christof Niehrs
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2009-05-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC2683942?pdf=render
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author Emil Karaulanov
Ralph T Böttcher
Peter Stannek
Wei Wu
Marlene Rau
Souichi Ogata
Ken W Y Cho
Christof Niehrs
author_facet Emil Karaulanov
Ralph T Böttcher
Peter Stannek
Wei Wu
Marlene Rau
Souichi Ogata
Ken W Y Cho
Christof Niehrs
author_sort Emil Karaulanov
collection DOAJ
description The FLRT family of transmembrane proteins has been implicated in the regulation of FGF signalling, neurite outgrowth, homotypic cell sorting and cadherin-mediated adhesion. In an expression screen we identified the Netrin receptors Unc5B and Unc5D as high-affinity FLRT3 interactors. Upon overexpression, Unc5B phenocopies FLRT3 and both proteins synergize in inducing cell deadhesion in Xenopus embryos. Morpholino knock-downs of Unc5B and FLRT3 synergistically affect Xenopus development and induce morphogenetic defects. The small GTPase Rnd1, which transmits FLRT3 deadhesion activity, physically and functionally interacts with Unc5B, and mediates its effect on cell adhesion. The results suggest that FLRT3, Unc5B and Rnd1 proteins interact to modulate cell adhesion in early Xenopus development.
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spelling doaj.art-d7ef513c2d194a2b878e8d05fc99835a2022-12-21T23:53:34ZengPublic Library of Science (PLoS)PLoS ONE1932-62032009-05-0145e574210.1371/journal.pone.0005742Unc5B interacts with FLRT3 and Rnd1 to modulate cell adhesion in Xenopus embryos.Emil KaraulanovRalph T BöttcherPeter StannekWei WuMarlene RauSouichi OgataKen W Y ChoChristof NiehrsThe FLRT family of transmembrane proteins has been implicated in the regulation of FGF signalling, neurite outgrowth, homotypic cell sorting and cadherin-mediated adhesion. In an expression screen we identified the Netrin receptors Unc5B and Unc5D as high-affinity FLRT3 interactors. Upon overexpression, Unc5B phenocopies FLRT3 and both proteins synergize in inducing cell deadhesion in Xenopus embryos. Morpholino knock-downs of Unc5B and FLRT3 synergistically affect Xenopus development and induce morphogenetic defects. The small GTPase Rnd1, which transmits FLRT3 deadhesion activity, physically and functionally interacts with Unc5B, and mediates its effect on cell adhesion. The results suggest that FLRT3, Unc5B and Rnd1 proteins interact to modulate cell adhesion in early Xenopus development.http://europepmc.org/articles/PMC2683942?pdf=render
spellingShingle Emil Karaulanov
Ralph T Böttcher
Peter Stannek
Wei Wu
Marlene Rau
Souichi Ogata
Ken W Y Cho
Christof Niehrs
Unc5B interacts with FLRT3 and Rnd1 to modulate cell adhesion in Xenopus embryos.
PLoS ONE
title Unc5B interacts with FLRT3 and Rnd1 to modulate cell adhesion in Xenopus embryos.
title_full Unc5B interacts with FLRT3 and Rnd1 to modulate cell adhesion in Xenopus embryos.
title_fullStr Unc5B interacts with FLRT3 and Rnd1 to modulate cell adhesion in Xenopus embryos.
title_full_unstemmed Unc5B interacts with FLRT3 and Rnd1 to modulate cell adhesion in Xenopus embryos.
title_short Unc5B interacts with FLRT3 and Rnd1 to modulate cell adhesion in Xenopus embryos.
title_sort unc5b interacts with flrt3 and rnd1 to modulate cell adhesion in xenopus embryos
url http://europepmc.org/articles/PMC2683942?pdf=render
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