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MYB transcription factors

Candidate: concept label2 source documents6 linked claims
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Aliases

MYB proteins, MYB transcription factor family

Extracted Explainers

What the tool is doing

MYB transcription factors bind specific DNA elements in target promoters and regulate genes involved in plant growth, development, secondary metabolism, and stress responses. The abstract describes them as major integrators of environmental and hormonal signaling in plants.

Source 1DOIPubMed

What problem it solves

They provide a regulatory layer that helps plants adapt to adverse conditions such as salinity, drought, temperature extremes, nutrient deficiency, heavy metal toxicity, and pathogen attack.

Source 1DOIPubMed

What it does not solve

The abstract does not identify any single MYB factor as a universal solution across all stresses, and it indicates that MYB functions are diversified across family members.

Source 1DOIPubMed

Alternatives

The abstract notes that MYB proteins can act alone or with other regulators, but it does not name alternative engineering tools or non-MYB regulator classes as substitutes.

Source 1DOIPubMed

Evidence Snippets

MYB transcription factor family represents one of the largest and most functionally diverse groups of regulatory proteins in plants.
Evidence 1Source 1DOIPubMedprovenance
functional studies of WRKY, MYB, and NAC transcription factors revealed key resistance modules
Evidence 2Source 2DOIPubMedprovenance

Supporting Sources

Linked Claims

Claim 1application potentialsupports2025Source 1DOIPubMed

MYB genes have potential as targets for engineering stress-resilient crops through breeding and genetic modification.

Quoted textsource-backed
Additionally, we highlight the advances and potential of MYB genes as targets for engineering stress-resilient crops through breeding and genetic modification.
Claim 2functional rolesupports2025Source 1DOIPubMed

MYB transcription factors are a large and functionally diverse family of plant regulatory proteins that control genes involved in growth, development, and stress responses.

Quoted textsource-backed
MYB transcription factor family represents one of the largest and most functionally diverse groups of regulatory proteins in plants, playing a crucial role in controlling genes involved in growth, development, and stress responses.
Claim 3mechanismsupports2025Source 1DOIPubMed

In response to environmental signals, MYB proteins bind specific DNA elements in target promoters and act alone or with other regulators to modulate stress-responsive pathways.

Quoted textsource-backed
In response to environmental signals, MYB proteins bind to specific DNA elements in target promoters, acting alone or with other regulators to modulate stress-responsive pathways.
Claim 4mechanistic rolesupports2025Source 2DOIPubMed

Functional studies of WRKY, MYB, and NAC transcription factors revealed key resistance modules in chrysanthemum.

Claim 5pathway integrationsupports2025Source 1DOIPubMed

MYB factors integrate signaling cascades involving ABA, JA, BR, and ROS to aid plant adaptation to adverse conditions.

Quoted textsource-backed
These factors integrate signaling cascades involving abscisic acid (ABA), jasmonic acid (JA), brassinosteroids (BR), and reactive oxygen species (ROS), aiding plant adaptation to adverse conditions.
Claim 6structural featuresupports2025Source 1DOIPubMed

MYB proteins have a conserved N-terminal DNA-binding domain and are classified by the number of R repeats, while their variable C-terminal region determines specific functions.

Quoted textsource-backed
MYB proteins are characterized by a conserved N-terminal DNA-binding domain. They are classified based on the number of R repeats, and possess a variable C-terminal region that determines their specific functions.