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Table of Contents

The Plant Cell: 31 (4)
Apr 2019

IN BRIEF

  • Blocking the Guards: The ALY1 Nuclear Export Protein Is Required for DNA Methylation Machinery to Function
    Open Access
    Blocking the Guards: The ALY1 Nuclear Export Protein Is Required for DNA Methylation Machinery to Function
    Alex Harkess
    Plant Cell Apr 2019, 31 (4) 753-754; DOI: https://doi.org/10.1105/tpc.19.00138
  • Shedding New Light on the Ancient Process of Photosynthesis in Cyanobacteria
    Open Access
    Shedding New Light on the Ancient Process of Photosynthesis in Cyanobacteria
    Jennifer Lockhart
    Plant Cell Apr 2019, 31 (4) 755-756; DOI: https://doi.org/10.1105/tpc.19.00163
  • Plants on (Brassino)steroids: Degradation of the Transcription Factor BZR1 by the E3 Ubiquitin Ligase PUB40
    Open Access
    Plants on (Brassino)steroids: Degradation of the Transcription Factor BZR1 by the E3 Ubiquitin Ligase PUB40
    Patrice A. Salomé
    Plant Cell Apr 2019, 31 (4) 757-758; DOI: https://doi.org/10.1105/tpc.19.00134

RESEARCH ARTICLES

  • The RNA Export Factor ALY1 Enables Genome-Wide RNA-Directed DNA Methylation
    Open Access
    The RNA Export Factor ALY1 Enables Genome-Wide RNA-Directed DNA Methylation
    Sarah G. Choudury, Saima Shahid, Diego Cuerda-Gil, Kaushik Panda, Alissa Cullen, Quratulayn Ashraf, Meredith J. Sigman, Andrea D. McCue, R. Keith Slotkin
    Plant Cell Apr 2019, 31 (4) 759-774; DOI: https://doi.org/10.1105/tpc.18.00624

    The mRNA export protein ALY1 enables genome-wide RNA-directed DNA methylation, transposon repression, and transgene silencing.

  • The Protease WSS1A, the Endonuclease MUS81, and the Phosphodiesterase TDP1 Are Involved in Independent Pathways of DNA-protein Crosslink Repair in Plants
    You have accessRestricted Access
    The Protease WSS1A, the Endonuclease MUS81, and the Phosphodiesterase TDP1 Are Involved in Independent Pathways of DNA-protein Crosslink Repair in Plants
    Janina Enderle, Annika Dorn, Natalja Beying, Oliver Trapp, Holger Puchta
    Plant Cell Apr 2019, 31 (4) 775-790; DOI: https://doi.org/10.1105/tpc.18.00824

    The pathways of DNA-protein crosslink repair in plants are characterized by the protease WSS1A, the DNA endonuclease MUS81, and tyrosyl-DNA phosphodiesterase 1.

  • Plant U-Box40 Mediates Degradation of the Brassinosteroid-Responsive Transcription Factor BZR1 in Arabidopsis Roots
    You have accessRestricted Access
    Plant U-Box40 Mediates Degradation of the Brassinosteroid-Responsive Transcription Factor BZR1 in Arabidopsis Roots
    Eun-Ji Kim, Se-Hwa Lee, Chan-Ho Park, So-Hee Kim, Chuan-Chih Hsu, Shouling Xu, Zhi-Yong Wang, Seong-Ki Kim, Tae-Wuk Kim
    Plant Cell Apr 2019, 31 (4) 791-808; DOI: https://doi.org/10.1105/tpc.18.00941

    Brassinosteroid signaling tightly controls the degradation of the transcription factor BRASSINAZOLE RESISTANT1 specifically in roots.

  • RUBY, a Putative Galactose Oxidase, Influences Pectin Properties and Promotes Cell-To-Cell Adhesion in the Seed Coat Epidermis of Arabidopsis
    You have accessRestricted Access
    RUBY, a Putative Galactose Oxidase, Influences Pectin Properties and Promotes Cell-To-Cell Adhesion in the Seed Coat Epidermis of Arabidopsis
    Krešimir Šola, Erin J. Gilchrist, David Ropartz, Lisa Wang, Ivo Feussner, Shawn D. Mansfield, Marie-Christine Ralet, George W. Haughn
    Plant Cell Apr 2019, 31 (4) 809-831; DOI: https://doi.org/10.1105/tpc.18.00954

    A putative galactose oxidase, RUBY, promotes cell-to-cell adhesion between seed coat epidermal cells and modifies galactosylated RG-I pectin in the seed coat mucilage of Arabidopsis.

  • ETR1/RDO3 Regulates Seed Dormancy by Relieving the Inhibitory Effect of the ERF12-TPL Complex on <em>DELAY OF GERMINATION1</em> Expression
    Open Access
    ETR1/RDO3 Regulates Seed Dormancy by Relieving the Inhibitory Effect of the ERF12-TPL Complex on DELAY OF GERMINATION1 Expression
    Xiaoying Li, Tiantian Chen, Yu Li, Zhi Wang, Hong Cao, Fengying Chen, Yong Li, Wim J.J. Soppe, Wenlong Li, Yongxiu Liu
    Plant Cell Apr 2019, 31 (4) 832-847; DOI: https://doi.org/10.1105/tpc.18.00449

    A module regulating seed dormancy is uncovered linking the ethylene and DELAY OF GERMINATION1 pathways, shedding light on the role of ethylene in controlling seed dormancy and pre-harvest sprouting.

  • PRX9 and PRX40 Are Extensin Peroxidases Essential for Maintaining Tapetum and Microspore Cell Wall Integrity during Arabidopsis Anther Development
    Open Access
    PRX9 and PRX40 Are Extensin Peroxidases Essential for Maintaining Tapetum and Microspore Cell Wall Integrity during Arabidopsis Anther Development
    Joseph R. Jacobowitz, William C. Doyle, Jing-Ke Weng
    Plant Cell Apr 2019, 31 (4) 848-861; DOI: https://doi.org/10.1105/tpc.18.00907

    PRX9 and PRX40 are essential class III peroxidases that act redundantly to cross-link extensins in tapetal cell walls, which prevents tapetum swelling and enables pollen development.

  • ARC3 Activation by PARC6 Promotes FtsZ-Ring Remodeling at the Chloroplast Division Site
    You have accessRestricted Access
    ARC3 Activation by PARC6 Promotes FtsZ-Ring Remodeling at the Chloroplast Division Site
    Cheng Chen, Lingyan Cao, Yue Yang, Katie J. Porter, Katherine W. Osteryoung
    Plant Cell Apr 2019, 31 (4) 862-885; DOI: https://doi.org/10.1105/tpc.18.00948

    Recruitment of the chloroplast Min-system protein ARC3 to the organelle division site by PARC6 enables ARC3 to interact with and facilitate remodeling of the FtsZ ring during chloroplast division.

  • Channelrhodopsin-1 Phosphorylation Changes with Phototactic Behavior and Responds to Physiological Stimuli in <em>Chlamydomonas</em>
    You have accessRestricted Access
    Channelrhodopsin-1 Phosphorylation Changes with Phototactic Behavior and Responds to Physiological Stimuli in Chlamydomonas
    Michaela Böhm, David Boness, Elisabeth Fantisch, Hanna Erhard, Julia Frauenholz, Zarah Kowalzyk, Nadin Marcinkowski, Suneel Kateriya, Peter Hegemann, Georg Kreimer
    Plant Cell Apr 2019, 31 (4) 886-910; DOI: https://doi.org/10.1105/tpc.18.00936

    Rapid changes in the phosphorylation status of the light receptor ChR1 help the motile green alga Chlamydomonas reinhardtii adapt its phototactic sensitivity to varying environmental conditions.

  • The Cytochrome <em>b</em><sub>6</sub><em>f</em> Complex Is Not Involved in Cyanobacterial State Transitions
    Open Access
    The Cytochrome b6f Complex Is Not Involved in Cyanobacterial State Transitions
    Pablo I. Calzadilla, Jiao Zhan, Pierre Sétif, Claire Lemaire, Daniel Solymosi, Natalia Battchikova, Qiang Wang, Diana Kirilovsky
    Plant Cell Apr 2019, 31 (4) 911-931; DOI: https://doi.org/10.1105/tpc.18.00916

    Cyanobacterial state transitions, which balance photosystem activities during photosynthesis, depend on the plastoquinone pool redox state but not on cytochrome b6f or phosphorylation reactions.

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In this issue

The Plant Cell: 31 (4)
The Plant Cell
Vol. 31, Issue 4
Apr 2019
  • Table of Contents
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