Literature DB >> 12554709

Potassium-selective channel in the red beet vacuolar membrane.

Igor I Pottosin1, Manuel Martínez-Estévez, Oxana R Dobrovinskaya, Jesús Muñiz.   

Abstract

In higher plants the vacuolar K(+)-selective (VK) channel was identified solely in guard cells. This patch-clamp study describes a 40 pS homologue of the VK channel in Beta vulgaris taproot vacuoles. This voltage-independent channel is activated by submicromolar Ca(2+), and is ideally selective for K(+) over Cl(-) and Na(+).

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Year:  2003        PMID: 12554709     DOI: 10.1093/jxb/erg067

Source DB:  PubMed          Journal:  J Exp Bot        ISSN: 0022-0957            Impact factor:   6.992


  6 in total

1.  Regulation of the slow vacuolar channel by luminal potassium: role of surface charge.

Authors:  I I Pottosin; M Martínez-Estévez; O R Dobrovinskaya; J Muñiz
Journal:  J Membr Biol       Date:  2005-05       Impact factor: 1.843

2.  Reduced tonoplast fast-activating and slow-activating channel activity is essential for conferring salinity tolerance in a facultative halophyte, quinoa.

Authors:  Edgar Bonales-Alatorre; Sergey Shabala; Zhong-Hua Chen; Igor Pottosin
Journal:  Plant Physiol       Date:  2013-04-26       Impact factor: 8.340

3.  Salt stress triggers phosphorylation of the Arabidopsis vacuolar K+ channel TPK1 by calcium-dependent protein kinases (CDPKs).

Authors:  Andreas Latz; Norbert Mehlmer; Simone Zapf; Thomas D Mueller; Bernhard Wurzinger; Barbara Pfister; Edina Csaszar; Rainer Hedrich; Markus Teige; Dirk Becker
Journal:  Mol Plant       Date:  2012-12-19       Impact factor: 13.164

Review 4.  Polyamines control of cation transport across plant membranes: implications for ion homeostasis and abiotic stress signaling.

Authors:  Igor Pottosin; Sergey Shabala
Journal:  Front Plant Sci       Date:  2014-04-23       Impact factor: 5.753

5.  Cation-permeable vacuolar ion channels in the moss Physcomitrella patens: a patch-clamp study.

Authors:  Mateusz Koselski; Kazimierz Trebacz; Halina Dziubinska
Journal:  Planta       Date:  2013-05-29       Impact factor: 4.116

6.  Vacuolar ion channels in the liverwort Marchantia polymorpha: influence of ion channel inhibitors.

Authors:  Mateusz Koselski; Kazimierz Trebacz; Halina Dziubinska
Journal:  Planta       Date:  2017-02-14       Impact factor: 4.116

  6 in total

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