TaGR-RBP, a Glycine-rich RNA-binding Protein in Wheat, Activates Rust Resistance Through ROS Burst.
He M, Zhang S, Yan Y, Zhang Z, Hu Z
Crop Improvement
PubMedWheat rust diseases can wipe out entire harvests, and the bread on your table depends on breeders finding new genetic tools to stop them — this protein is a promising new target for breeding rust-resistant wheat.
Wheat plants have a special protein that acts like an alarm system when a dangerous fungal disease called rust tries to attack. When this protein detects the threat, it sets off a chemical explosion inside the plant cells that helps destroy the fungus. Scientists identified this protein and showed that plants with more of it are much better at surviving rust infections.
Key Findings
TaGR-RBP is a glycine-rich RNA-binding protein in wheat that positively regulates resistance to rust fungal pathogens
The protein activates resistance by triggering a reactive oxygen species (ROS) burst — a toxic chemical response that limits fungal spread
The study establishes a previously unknown link between RNA-binding proteins and immune signaling in wheat against biotic (living) pathogens
chevron_right Technical Summary
Scientists discovered a protein in wheat called TaGR-RBP that helps the plant fight off rust disease — a destructive fungal infection — by triggering a burst of reactive oxygen molecules that kills the pathogen.
Abstract Preview
Glycine-rich RNA-binding proteins (GR-RBPs) play pivotal roles in regulating plant responses to abiotic and biotic stresses. However, the involvement of GR-RBPs in wheat immune responses to
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