Literature DB >> 25800832

Measuring Rab GTPase-activating protein (GAP) activity in live cells and extracts.

Ryan M Nottingham1, Suzanne R Pfeffer.   

Abstract

Mammalian cells encode a diverse set of Rab GTPases and their corresponding regulators. In vitro biochemical screening has proven invaluable in assigning particular Rabs as substrates for their cognate GTPase-activating proteins. However, in vitro activity does not always reflect substrate specificity in cells. This method describes a functional test of GAP activity in cells or extracts that takes into account the presence of other factors or conditions that might change observed in vitro specificity.

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Year:  2015        PMID: 25800832      PMCID: PMC4710138          DOI: 10.1007/978-1-4939-2569-8_5

Source DB:  PubMed          Journal:  Methods Mol Biol        ISSN: 1064-3745


  11 in total

1.  Rab conversion as a mechanism of progression from early to late endosomes.

Authors:  Jochen Rink; Eric Ghigo; Yannis Kalaidzidis; Marino Zerial
Journal:  Cell       Date:  2005-09-09       Impact factor: 41.582

2.  TBC-domain GAPs for Rab GTPases accelerate GTP hydrolysis by a dual-finger mechanism.

Authors:  Xiaojing Pan; Sudharshan Eathiraj; Mary Munson; David G Lambright
Journal:  Nature       Date:  2006-07-20       Impact factor: 49.962

3.  A Rab GAP cascade defines the boundary between two Rab GTPases on the secretory pathway.

Authors:  Félix E Rivera-Molina; Peter J Novick
Journal:  Proc Natl Acad Sci U S A       Date:  2009-08-04       Impact factor: 11.205

Review 4.  Rab GTPases as coordinators of vesicle traffic.

Authors:  Harald Stenmark
Journal:  Nat Rev Mol Cell Biol       Date:  2009-07-15       Impact factor: 94.444

5.  Screening for target Rabs of TBC (Tre-2/Bub2/Cdc16) domain-containing proteins based on their Rab-binding activity.

Authors:  Takashi Itoh; Megumi Satoh; Eiko Kanno; Mitsunori Fukuda
Journal:  Genes Cells       Date:  2006-09       Impact factor: 1.891

Review 6.  Rab GEFs and GAPs.

Authors:  Francis Barr; David G Lambright
Journal:  Curr Opin Cell Biol       Date:  2010-05-11       Impact factor: 8.382

Review 7.  Rab GTPase localization and Rab cascades in Golgi transport.

Authors:  Suzanne R Pfeffer
Journal:  Biochem Soc Trans       Date:  2012-12-01       Impact factor: 5.407

8.  RUTBC1 protein, a Rab9A effector that activates GTP hydrolysis by Rab32 and Rab33B proteins.

Authors:  Ryan M Nottingham; Ian G Ganley; Francis A Barr; David G Lambright; Suzanne R Pfeffer
Journal:  J Biol Chem       Date:  2011-08-01       Impact factor: 5.157

9.  OATL1, a novel autophagosome-resident Rab33B-GAP, regulates autophagosomal maturation.

Authors:  Takashi Itoh; Eiko Kanno; Takefumi Uemura; Satoshi Waguri; Mitsunori Fukuda
Journal:  J Cell Biol       Date:  2011-03-07       Impact factor: 10.539

10.  Diversity and plasticity in Rab GTPase nucleotide release mechanism has consequences for Rab activation and inactivation.

Authors:  Lars Langemeyer; Ricardo Nunes Bastos; Yiying Cai; Aymelt Itzen; Karin M Reinisch; Francis A Barr
Journal:  Elife       Date:  2014-02-11       Impact factor: 8.140

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