Mapping the landscape of C4 gene regulation
Burgess et al characterize genome-wide patterns of transcription factor binding to provide insight into the architecture associated with C4 photosynthesis gene expression. Plant Cell https://doi.org/10.1105/tpc.19.00078
By Steven James Burgess (University of Cambridge, UK) and Ivan A. Reyna-Llorens…
The nucleolus protects the repetitive rDNA during meiosis
Sims et al. examine the mechanisms protecting the highly repetitive ribosomal DNA from double-strand break formation and homologous repair during meiosis. https://doi.org/10.1105/tpc.19.00367
Background: Meiosis is a specialized cell division in sexually reproducing organisms, where one round of DNA…
Trick or Treat: TINY’s Trick on Plant Growth
Zhouli Xie et al. demonstrate that TINY manipulates plant growth by inhibiting the brassinosteroid signaling pathway. The Plant Cell https://doi.org/10.1105/tpc.18.00918
By Zhouli Xie Trevor Nolan and Yanhai Yin
Background: Environmental challenges such as water deficit and extreme temperatures…
Unexpected immune signaling complexity between plant species
Gantner et al. establish N. benthamiana as a new system for analysis of immunity mediated by TIR-type immune receptors Plant Cell. https://doi.org/10.1105/tpc.19.00099
By J. Gantner and J. Stuttmann
Background: Plant pathogenic bacteria inject effector proteins inside the plant cell during…
Date Palm Germination: Mysteries Unlocked
Xiao et al. investigate date palm germination. Plant Cell (2019) https://doi.org/10.1105/tpc.19.00008
By Ting Ting Xiao and Ikram Blilou
Background: Desert plants have evolved different strategies to survive desert climate. Developmental mechanisms underlying these adaptive strategies…
MYC Transcription Factors are Functionally Conserved between Bryophytes and Eudicots
Peñuelas et al. uncover the surprising functional conservation of jasmonate-related MYC transcription factors in liverwort. Plant Cell (2019) https://doi.org/10.1105/tpc.19.00974
Background: Jasmonoyl-isoleucine (JA-Ile) is a lipid-derived plant hormone that regulates immunity, growth, and development…
Alternative Splicing in Plants: Retain or Remove?
Shih et al. investigate red light-triggered pre-mRNA splicing in Physcomitrella patens. Plant Cell (2019) https://doi.org/10.1105/tpc.19.00314
By Chueh-Ju Shih and Shih-Long Tu
Background: Light is important for plant growth and development. Plants have developed various types of photoreceptors…
ALIX helps to open the pore
García-León et al. reveal a function for a trafficking protein in stomatal aperture regulation.
Plant Cell https://doi.org/10.1105/tpc.19.00399
By Marta García-León and Vicente Rubio
Centro Nacional de Biotecnología (CNB-CSIC) Darwin, 3. 28049 Madrid, Spain
Background: Plants protect…
Rubredoxin A Functions in Early Photosystem II Biogenesis
Kiss et al. report that a rubredoxin-like protein conserved in oxygenic phototrophs binds to the D1 protein and facilitates the formation of the D1/D2 heterodimeric reaction center complex of photosystem II. Plant Cell https://doi.org/10.1105/tpc.19.00155
Background: Photosynthesis is the vital process…