Atf3 Gene is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes.
<div class="infobox infobox-gene"> [@thompson2021] <span class="infobox-title">ATF3 Gene</span> [@ku2020] | Property | Value | [@janaki2019] |----------|-------| [@liang2018] | Gene Symbol | ATF3 | | Full Name | Activating Transcription Factor 3 | | Chromosomal Location | 1q32.3 | | NCBI Gene ID | 10566 | | OMIM ID | 603148 | | Ensembl ID | ENSG00000162771 | | UniProt ID | Q9Y2T3 | | Associated Diseases | Stroke, Neurodegeneration, Cancer, Wound Healing | </div>
Pathway Diagram
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ATF3 Gene
Introduction
Atf3 Gene is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes.
<div class="infobox infobox-gene"> [@thompson2021] <span class="infobox-title">ATF3 Gene</span> [@ku2020] | Property | Value | [@janaki2019] |----------|-------| [@liang2018] | Gene Symbol | ATF3 | | Full Name | Activating Transcription Factor 3 | | Chromosomal Location | 1q32.3 | | NCBI Gene ID | 10566 | | OMIM ID | 603148 | | Ensembl ID | ENSG00000162771 | | UniProt ID | Q9Y2T3 | | Associated Diseases | Stroke, Neurodegeneration, Cancer, Wound Healing | </div>
Pathway Diagram
Mermaid diagram (expand to render)
Overview
ATF3 (Activating Transcription Factor 3) encodes a stress-responsive transcription factor that belongs to the ATF/CREB family. ATF3 is rapidly induced by various cellular stresses and functions as both a transcriptional activator and repressor depending on context. It plays critical roles in cellular adaptation to stress, with complex roles in both neuroprotection and neurodegeneration. ATF3 is considered an "adaptive-response" gene that helps cells cope with environmental challenges.
Normal Function
ATF3 functions as:
Stress-responsive transcription factor: Rapidly induced by cellular stress within 30-60 minutes
Adaptive response gene: Promotes cell survival or death depending on context and intensity
Transcriptional regulator: Binds to ATF/CRE sites in target gene promoters
Immediate-early gene: Induced by cAMP, calcium, and growth factors
Mechanisms of Action
ATF3 can:
Form homodimers or heterodimers with other ATF/CREB proteins
Repress transcription when acting as a monomer (repressive domain)
Activate transcription when forming heterodimers with c-Jun (AP-1 complex)
Interact with histone deacetylases (HDACs) to modulate chromatin
The ATF3 gene is located on chromosome 1q32.3 and spans approximately 12 kb. It encodes a 181-amino acid transcription factor with a basic leucine zipper (bZIP) DNA-binding domain. The gene contains multiple transcription start sites and is regulated by multiple promoters responsive to different stimuli.
The study of Atf3 Gene has evolved significantly over the past decades. Research in this area has revealed important insights into the underlying mechanisms of neurodegeneration and continues to drive therapeutic development.
Historical context and key discoveries in this field have shaped our current understanding and will continue to guide future research directions.
References
Hai T, et al, "ATF3 and stress responses." Gene Expr 2022 (2022)
Thompson MR, et al, "ATF3 in stroke and neuroprotection." J Cereb Blood Flow Metab 2021 (2021)
Ku HC, Cheng CF, "ATF3 in neurodegeneration." Cell Mol Neurobiol 2020 (2020)
Janaki Ramaiah M, et al, "ATF3 in cancer therapy." Cancer Lett 2019 (2019)
Liang G, et al, "ATF3 structure and function." Biochim Biophys Acta 2018 (2018)
Pathway Diagram
The following diagram shows the key molecular relationships involving ATF3 Gene discovered through SciDEX knowledge graph analysis: