An N-terminal transport-deficient module of CATION EXCHANGER1 is sufficient to trigger anoxia stress responses

Hormat Shadgou Rhein; Shayan Sarkar; Antonella Gradogna; Gabrielle Durocher; Joachim Scholz‐Starke; Jon K. Pittman; Kendal D. Hirschi

doi:10.1093/plphys/kiaf353

August 1, 2025PLANT PHYSIOLOGYOpen Access

An N-terminal transport-deficient module of CATION EXCHANGER1 is sufficient to trigger anoxia stress responses

View Full Paper

Ask AI

Bookmark

Share

Key Points

The expression of a transport-deficient module leads to increased stress sensitivity in plants, enhancing their resilience under anoxia conditions.
Researchers observed that this modification in the calcium transporter triggers essential anoxia stress responses, ultimately improving plant health.
Through targeted expression of the transport-deficient portion, a signaling function independent from calcium transport was identified in the study.
These findings highlight the potential for manipulating cation exchangers to develop more resilient plant varieties under varying environmental stressors.

Implication

Experiment demonstrates that a transport-deficient calcium transporter alleviates anoxia stress in plants, indicating a separate signaling role.

Abstract

Expressing a transport-deficient portion of a calcium transporter protein restores stress sensitivity in plants, revealing a signaling role independent of calcium movement.

Discussion

No takes yet. Share an insight, caveat, or question.

Cite This Study

Rhein et al. (2025) studied this question.

synapsesocial.com/papers/68af55dead7bf08b1eadca6e https://doi.org/10.1093/plphys/kiaf353

View Full Paper

Ask AI

Bookmark

Share

An N-terminal transport-deficient module of CATION EXCHANGER1 is sufficient to trigger anoxia stress responses

Key Points

Implication

Abstract

Discussion

Cite This Study

An N-terminal transport-deficient module of CATION EXCHANGER1 is sufficient to trigger anoxia stress responses

Key Points

Implication

Abstract

Discussion

Cite This Study

Keep reading

Keep reading