Inward-rectifying K+ channels in guard cells provide a mechanism for low-affinity K+ uptake.

No abstract is available for this paper.

• Publication year

  1991

• Venue

  Proceedings of the National Academy of Sciences of the United States of America

• Publication date

  1991-12-15

• Fields of study

  Biology, Medicine, Chemistry, Environmental Science

• Identifiers
  DOI 10.1073/PNAS.88.24.11583PMID 1763075PMCID PMC53180
• External record

  Open on Semantic Scholar

• Source metadata

  Semantic Scholar, PubMed

• No claims are published for this paper.

• No concepts are published for this paper.

• The anomalous rectification and cation selectivity of the membrane of a starfish egg cell

  2005cited by this paper
• Repetitive increases in cytosolic Ca2+ of guard cells by abscisic acid activation of nonselective Ca2+ permeable channels.

  1990cited by this paper
• Quantification of Apoplastic Potassium Content by Elution Analysis of Leaf Lamina Tissue from Pea (Pisum sativum L. cv Argenteum).

  1990cited by this paper
• Characterization of potassium-dependent currents in protoplasts of corn suspension cells.

  1989cited by this paper
• Isolation of Guard Cell Protoplasts from Mechanically Prepared Epidermis of Vicia faba Leaves.

  1989cited by this paper
• Channel-mediated K+ flux in barley aleurone protoplasts

  1988cited by this paper
• K+ transport properties of K+ channels in the plasma membrane of Vicia faba guard cells

  1988cited by this paper
• Reaction kinetic parameters for ion transport from steady-state current-voltage curves.

  1987cited by this paper
• Electrical characteristics of stomatal guard cells: The ionic basis of the membrane potential and the consequence of potassium chlorides leakage from microelectrodes

  1987cited by this paper
• Voltage dependence of K channels in guard-cell protoplasts.

  1987cited by this paper
• A potassium-proton symport in Neurospora crassa

  1986cited by this paper
• Potassium Transport in Corn Roots : IV. Characterization of the Linear Component.

  1985cited by this paper
• A patch‐clamp study of bovine chromaffin cells and of their sensitivity to acetylcholine.

  1982cited by this paper
• Improved patch-clamp techniques for high-resolution current recording from cells and cell-free membrane patches

  1981cited by this paper
• Effect of ATPase inhibitors on cell potential and k influx in corn roots.

  1980cited by this paper
• Ion transport through pores: a rate-theory analysis.

  1973cited by this paper
• CARRIER-MEDIATED CATION TRANSPORT IN BARLEY ROOTS: KINETIC EVIDENCE FOR A SPECTRUM OF ACTIVE SITES.

  1965cited by this paper
• RESOLUTION OF DUAL MECHANISMS OF POTASSIUM ABSORPTION BY BARLEY ROOTS.

  1963cited by this paper

• Structure reveals a regulation mechanism of plant outward-rectifying K+ channel GORK by structural rearrangements in the CNBD–Ankyrin bridge

  2025cites this paper
• Rice Na+ absorption mediated by OsHKT2;1 affected Cs+ translocation from root to shoot under low K+ environments

  2024cites this paper
• Potassium (K+) transporters in plants: regulation and functional role in K+ uptake and homeostasis

  2022cites this paper
• Potassium: a vital nutrient mediating stress tolerance in plants

  2022influential citation
• Effects of improved sodium uptake ability on grain yields of rice plants under low potassium supply

  2022cites this paper
• Potassium: an emerging signal mediator in plants?

  2022cites this paper
• High intrinsic water use efficiency is underpinned by high stomatal aperture and guard cell potassium flux in C3 and C4 grasses grown at glacial CO2 and low light.

  2021cites this paper
• Intrinsic water use efficiency depends on stomatal aperture rather than stomatal density in C3 and C4 grasses grown at glacial CO2 and low light

  2021cites this paper
• Spinach Plants Favor the Absorption of K+ over Na+ Regardless of Salinity, and May Benefit from Na+ When K+ is Deficient in the Soil

  2020cites this paper
• Potassium: A Key Modulator for Cell Homeostasis.

  2020cites this paper
• Potassium Perception and Sensing

  2020cites this paper
• Electrophysiological Identification and Activity Analyses of Plasma Membrane K+ Channels in Maize Guard Cells.

  2019cites this paper
• Plant traits and species interactions along gradients of N, P and K availabilities

  2019cites this paper
• Mathematical model of action potential in higher plants with account for the involvement of vacuole in the electrical signal generation

  2017cites this paper
• How high do ion fluxes go? A re-evaluation of the two-mechanism model of K(+) transport in plant roots.

  2016cites this paper
• On the Roles of Membrane Channels in Plant Mineral Nutrition and Toxicity

  2016cites this paper
• NPKS uptake, sensing, and signaling and miRNAs in plant nutrient stress

  2016cites this paper
• Potassium: a neglected nutrient in global change.

  2015cites this paper
• Characterization of short-term stress applied to the root system by electrical impedance measurement in the first leaf of corn (Zea mays L.) and pumpkin (Cucurbita maxima L.).

  2014cites this paper
• Regulation of guard cell anion channels

  2013cites this paper
• Potassium transport and signaling in higher plants.

  2013cites this paper
• Plant Roots - From Cells to Systems

  2012cites this paper
• Predicting effects of cations on copper toxicity to lettuce (Lactuca sativa) by the biotic ligand model

  2012cites this paper
• Mathematical modelling of integrated signalling networks in stomatal guard cells

  2012cites this paper
• Signal Transduction in Plant Growth and Development

  2011cites this paper
• High-Affinity K+ Transport in Arabidopsis: AtHAK5 and AKT1 Are Vital for Seedling Establishment and Postgermination Growth under Low-Potassium Conditions1[C][W][OA]

  2010cites this paper
• Improving salt stress resistance in cereals

  2010cites this paper
• Ion selectivity of the Kat1 K+ channel pore

  2009cites this paper
• Potassium-dependent wood formation in poplar: seasonal aspects and environmental limitations.

  2009cites this paper
• K+ transport in plants: physiology and molecular biology.

  2009cites this paper
• Cloning and expression pattern of SsHKT1 encoding a putative cation transporter from halophyte Suaeda salsa

  2008cites this paper
• Physiology of Potassium Nutrition in Cereals: Fluxes, Compartmentation, and Ionic Interactions

  2008cites this paper
• The role of potassium in wood formation of poplar.

  2007cites this paper
• Effet des conditions stressantes aériennes et souterraines sur l'impédance électrique foliaire de jeunes plantes

  2006cites this paper
• Guard cell ABA and CO2 signaling network updates and Ca2+ sensor priming hypothesis.

  2006cites this paper
• The Potassium Transporter AtHAK5 Functions in K+ Deprivation-Induced High-Affinity K+ Uptake and AKT1 K+ Channel Contribution to K+ Uptake Kinetics in Arabidopsis Roots1[w]

  2005cites this paper
• Potassium uptake by higher plants: From field application to membrane transport

  2005cites this paper
• Effects of La 3+ on inward K + channels at plasma membrane in guard cells

  2005cites this paper
• KAT1 inactivates at sub-millimolar concentrations of external potassium.

  2005cites this paper
• Inward rectifier potassium channels in plants differ from their animal counterparts in response to voltage and channel modulators

  2004cites this paper
• Aspectos fisiológicos y moleculares del transporte de cesio en las especies dulceacuícolas Chlamydomonas reinhardtii D. y Riccia fluitans L.

  2004cites this paper
• Contrasting roles in ion transport of two K+-channel types in root cells of Arabidopsis thaliana

  2004cites this paper
• A Mechanism for Aluminum-Sensitive Low-Affinity K+ Uptake and Membrane Potential Control

  2002cites this paper
• Poplar potassium transporters capable of controlling K+ homeostasis and K+-dependent xylogenesis.

  2002cites this paper
• The effect of low concentrations of sodium on potassium uptake and growth of wheat

  2000cites this paper
• Mutation in pore domain uncovers cation- and voltage-sensitive recovery from inactivation in KAT1 channel.

  2000cites this paper
• Dynamics of ionic activities in the apoplast of the sub-stomatal cavity of intact Vicia faba leaves during stomatal closure evoked by ABA and darkness.

  2000cites this paper
• Cloning of Arabidopsis and barley cDNAs encoding HAK potassium transporters in root and shoot cells.

  2000cites this paper
• Channel-mediated high-affinity K+ uptake into guard cells from Arabidopsis.

  1999cites this paper
• Reassessing roles for Ca2+ in guard cell signalling

  1999cites this paper
• Chapter 15 - Hormonal regulation of ion transporters: the guard cell system

  1999cites this paper
• Potassium Translocation into the Root Xylem

  1999cites this paper
• Suppression of Inward-Rectifying K+ Channels KAT1 and AKT2 by Dominant Negative Point Mutations in the KAT1 α-Subunit

  1999cites this paper
• Potassium Translocation into the Root Xylem

  1999cites this paper
• Ion channels of intact young root hairs from Medicago sativa

  1999cites this paper
• Pharmacological properties of slow anion currents in intact guard cells of Arabidopsis. Application of the discontinuous single-electrode voltage-clamp to different species

  1998cites this paper
• Voltage-dependent Gating of Single Wild-Type and S4 Mutant KAT1 Inward Rectifier Potassium Channels

  1998cites this paper
• AtKUP1: An Arabidopsis Gene Encoding High-Affinity Potassium Transport Activity

  1998cites this paper
• A role for the AKT1 potassium channel in plant nutrition.

  1998cites this paper
• Cation sensitivity and kinetics of guard-cell potassium channels differ among species

  1998cites this paper
• Differential responses of abaxial and adaxial guard cells of broad bean to abscisic acid and calcium

  1998cites this paper
• Root ion channels and salinity

  1998cites this paper
• In vivo expression pattern of a plant K+ channel β subunit protein

  1998cites this paper
• Guard cell cation channels are involved in Na+–induced stomatal closure in a halophyte

  1998cites this paper
• Multiple inward channels provide flexibility in Na+/K+ discrimination at the plasma membrane of barley suspension culture cells.

  1997cites this paper
• Effect of apoplastic and cytoplasmic pH on inward and outward rectifying plasma membrane K+ channels of Arabidopsis thaliana cultured cells

  1997cites this paper
• Determination of Key Structural Requirements of a K+ Channel Pore*

  1997cites this paper
• Molecular and functional characterization of a novel low-affinity cation transporter (LCT1) in higher plants.

  1997cites this paper
• Regulation of K+ absorption in plant root cells by external K+: interplay of different plasma membrane K+ transporters.

  1997cites this paper
• Effects of mono- and multi-valent cations on the inward-rectifying potassium channel in isolated protoplasts from maize roots

  1997influential citation
• Investigations of ABA signalling pathways in stomatal guard cells.

  1997cites this paper
• Cs+ Uptake in Subapical Maize Root Segments: Mechanism and Effects on H+ Release, Transmembrane Electric Potential and Cell pH

  1997cites this paper
• Actin Filaments Modulate Both Stomatal Opening and Inward K+-Channel Activities in Guard Cells of Vicia faba L

  1997cites this paper
• Ammonium and Methylammonium Transport in Egeria densa Leaves in Conditions of Different H+ Pump Activity

  1997cites this paper
• Plasma membrane transport systems in higher plants: From black boxes to molecular physiology

  1997cites this paper
• Roles of Higher Plant K+ Channels

  1997cites this paper
• Expression of a Cs(+)-resistant guard cell K+ channel confers Cs(+)-resistant, light-induced stomatal opening in transgenic arabidopsis.

  1997cites this paper
• Inositol 1,4,5-trisphosphate may mediate closure of K+ channels by light and darkness in Samanea saman motor cells

  1996cites this paper
• Membrane Transport and Oscillations in Plants

  1996cites this paper
• Phosphoinositide turnover and its role in plant signal transduction.

  1996cites this paper
• Increased Resistance to Extracellular Cation Block by Mutation of the Pore Domain of the Arabidopsis Inward-rectifying K+ Channel KAT1

  1996influential citation
• The molecular basis of potassium nutrition in plants

  1996cites this paper
• Membranes and Circadian Rythms

  1996cites this paper
• Mechanisms of Input and Output in Circadian Transduction Pathways

  1996cites this paper
• A novel chloride channel in Vicia faba guard cell vacuoles activated by the serine/threonine kinase, CDPK.

  1996cites this paper
• Stomata: Biophysical and Biochemical Aspects

  1996cites this paper
• Ionic relations of stomatal movement and signal transduction in guard cells

  1996cites this paper
• Effects of Internal K+ and ABA on the Voltage- and Time-dependence of the Outward K+-rectifier in Vicia Guard Cells

  1996cites this paper
• Tissue-specific expression of Arabidopsis AKT1 gene is consistent with a role in K+ nutrition.

  1996cites this paper
• Time dependent K+ currents through plasmalemma of laticifer protoplasts from Hevea brasiliensis

  1996cites this paper
• Mechanisms of potassium absorption by higher plant roots

  1996cites this paper
• Alkali cation selectivity of the wheat root high-affinity potassium transporter HKT1.

  1996cites this paper
• Interaction of Extracellular Potassium and Cesium with the Kinetics of Inward Rectifying K+ Channels in the Plasma Membrane of Mesophyll Protoplasts of Avena sativa

  1996cites this paper
• Salt tolerance in plants and microorganisms: toxicity targets and defense responses.

  1996cites this paper
• Characterization of csi52, a Cs+ resistant mutant of Arabidopsis thaliana altered in K+ transport.

  1996cites this paper
• High Salinity Tolerance in the stl2 Mutation of Ceratopteris richardii is Associated with Enhanced K+ Influx and Loss

  1996cites this paper
• Expression of an Arabidopsis Potassium Channel Gene in Guard Cells

  1995cites this paper
• The Analysis of Genetically and Physiologically Complex Traits Using Ceratopteris: A Case Study of NaCl-Tolerant Mutants

  1995cites this paper
• The voltage-dependent potassium-uptake channel of corn coleoptiles has permeation properties different from other K+ channels

  1995cites this paper
• Kinetic analysis of two simultaneously activated K+ currents in root cell protoplasts of Plantago media L.

  1995cites this paper