Skip to main content

Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles and JavaScript.

  • Research Briefing
  • Published:

PIN phospho-regulation drives gravity-dependent non-vertical growth in Arabidopsis roots

We identified the auxin transport-dependent molecular framework that underpins the setting, maintenance and regulation of non-vertical growth patterns in lateral roots of the model plant Arabidopsis thaliana.

This is a preview of subscription content, access via your institution

Access options

Buy this article

Prices may be subject to local taxes which are calculated during checkout

Fig. 1: Visualization of auxin fluxes using the auxin reporter DII-Venus in upward and downward reoriented lateral roots.

References

  1. Digby, R. & Firn, J. The gravitropic setpoint angle (GSA): the identification of an important developmentally controlled variable governing plant architecture. Plant Cell Environ. 18, 1434–1440 (1995). A research paper that first described the GSA concept in plant organs.

    Article  CAS  PubMed  Google Scholar 

  2. Roychoudhry, S. et al. Auxin controls gravitropic setpoint angle in higher plant lateral organs. Curr. Biol. 23, 1497–1504 (2013). A research paper that provided the first model of balanced gravitropic and antigravitropic auxin fluxes that determine non-vertical growth patterns in plant organs.

    Article  CAS  PubMed  Google Scholar 

  3. Lynch, J. P. Steep, deep and cheap: an ideotype to maximise water and N acquisition by maize root systems. Ann. Bot. 12, 347–357 (2013). A review article on how root system architecture affects nutrient acquisition and plant fitness.

    Article  Google Scholar 

  4. Waidmann, S. et al. Cytokinin functions as an asymmetric and anti-gravitropic signal in lateral roots. Nat. Commun. 10, 3540 (2019). A research paper on the role of cytokinin signalling in regulating non-vertical growth in Arabidopsis lateral roots.

    Article  PubMed  PubMed Central  Google Scholar 

  5. Furutani, M. et al. Polar recruitment of RLD by LAZY1-like protein during gravity signaling in root branch angle control. Nat. Commun. 11, 76 (2020). A research paper on the mechanism of LAZY3-dependent regulation of Arabidopsis lateral root growth angle.

    Article  CAS  PubMed  PubMed Central  Google Scholar 

Download references

Additional information

Publisher’s note Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.

This is a summary of: Roychoudhry, S. et al. Antigravitropic PIN polarization maintains non-vertical growth in lateral roots. Nat. Plants https://doi.org/10.1038/s41477-023-01478-x (2023).

Rights and permissions

Reprints and permissions

About this article

Check for updates. Verify currency and authenticity via CrossMark

Cite this article

PIN phospho-regulation drives gravity-dependent non-vertical growth in Arabidopsis roots. Nat. Plants 9, 1383–1384 (2023). https://doi.org/10.1038/s41477-023-01479-w

Download citation

  • Published:

  • Issue Date:

  • DOI: https://doi.org/10.1038/s41477-023-01479-w

Search

Quick links

Nature Briefing Anthropocene

Sign up for the Nature Briefing: Anthropocene newsletter — what matters in anthropocene research, free to your inbox weekly.

Get the most important science stories of the day, free in your inbox. Sign up for Nature Briefing: Anthropocene