KAT2

Summary

Gene Symbol: KAT2
Description: potassium channel KAT1-like protein
Alias: T9A21.140, T9A21_140, VOLTAGE-GATED POTASSIUM CHANNEL 2, potassium channel in Arabidopsis thaliana 2, potassium channel KAT1-like protein
Species: thale cress

Top Publications

  1. Xicluna J, Lacombe B, Dreyer I, Alcon C, Jeanguenin L, Sentenac H, et al. Increased functional diversity of plant K+ channels by preferential heteromerization of the shaker-like subunits AKT2 and KAT2. J Biol Chem. 2007;282:486-94 pubmed
    ..Here we focus on a new interaction, between AKT2 and KAT2 subunits...
  2. Jiang T, Zhang X, Wang X, Zhang D. Arabidopsis 3-ketoacyl-CoA thiolase-2 (KAT2), an enzyme of fatty acid ?-oxidation, is involved in ABA signal transduction. Plant Cell Physiol. 2011;52:528-38 pubmed publisher
    ..Here, we report that an enzyme catalyzing ?-oxidation of fatty acids, 3-ketoacyl-CoA thiolase-2 (KAT2/PED1/PKT3) (EC 2.3.1.16), is involved in ABA signaling...
  3. Nieves Cordones M, Chavanieu A, Jeanguenin L, Alcon C, Szponarski W, Estaran S, et al. Distinct amino acids in the C-linker domain of the Arabidopsis K+ channel KAT2 determine its subcellular localization and activity at the plasma membrane. Plant Physiol. 2014;164:1415-29 pubmed publisher
    ..the C-linker of two Arabidopsis (Arabidopsis thaliana) Shaker subunits, K(+) channel in Arabidopsis thaliana2 (KAT2) and Arabidopsis thaliana K(+) rectifying channel1 (AtKC1)...
  4. Pilot G, Lacombe B, Gaymard F, Cherel I, Boucherez J, Thibaud J, et al. Guard cell inward K+ channel activity in arabidopsis involves expression of the twin channel subunits KAT1 and KAT2. J Biol Chem. 2001;276:3215-21 pubmed
    ..We report that another Arabidopsis K(+) channel, KAT2, is expressed in guard cells...
  5. Bussell J, Reichelt M, Wiszniewski A, Gershenzon J, Smith S. Peroxisomal ATP-binding cassette transporter COMATOSE and the multifunctional protein abnormal INFLORESCENCE MERISTEM are required for the production of benzoylated metabolites in Arabidopsis seeds. Plant Physiol. 2014;164:48-54 pubmed publisher
    ..Of the two major 3-ketoacyl coenzyme A thiolases, KAT2 plays the primary role in BA synthesis...
  6. Jeanguenin L, Alcon C, Duby G, Boeglin M, Chérel I, Gaillard I, et al. AtKC1 is a general modulator of Arabidopsis inward Shaker channel activity. Plant J. 2011;67:570-82 pubmed publisher
    ..Xenopus oocytes of a dominant negative (pore-mutated) AtKC1 subunit with the inward Shaker channel subunits KAT1, KAT2 or AKT2, or the outward subunits SKOR or GORK, revealed that the three inward subunits functionally interact with ..
  7. Ronzier E, Corratgé Faillie C, Sanchez F, Prado K, Briere C, Leonhardt N, et al. CPK13, a noncanonical Ca2+-dependent protein kinase, specifically inhibits KAT2 and KAT1 shaker K+ channels and reduces stomatal opening. Plant Physiol. 2014;166:314-26 pubmed publisher
    ..We provide evidence that CPK13 (1) specifically phosphorylates peptide arrays featuring Arabidopsis K(+) Channel KAT2 and KAT1 polypeptides, (2) inhibits KAT2 and/or KAT1 when expressed in Xenopus laevis oocytes, and (3) closely ..
  8. Lebaudy A, Vavasseur A, Hosy E, Dreyer I, Leonhardt N, Thibaud J, et al. Plant adaptation to fluctuating environment and biomass production are strongly dependent on guard cell potassium channels. Proc Natl Acad Sci U S A. 2008;105:5271-6 pubmed publisher
    ..Thus, a large diversity of approaches indicates that GCK(in) activity plays pleiotropic roles that crucially contribute to plant adaptation to fluctuating and stressing natural environments. ..
  9. Zhang A, Ren H, Tan Y, Qi G, Yao F, Wu G, et al. S-type Anion Channels SLAC1 and SLAH3 Function as Essential Negative Regulators of Inward K+ Channels and Stomatal Opening in Arabidopsis. Plant Cell. 2016;28:949-955 pubmed publisher
    ..Voltage-clamp results demonstrated that SLAC1 inhibited KAT1 dramatically, but did not inhibit KAT2. SLAH3 inhibited KAT1 to a weaker degree relative to SLAC1...