Related Experiment Video
Updated: Jun 30, 2025

Author Spotlight: Tracing the Ferroptotic Signatures and Cell Death Dynamics in Medulloblastoma for Advanced Therapeutics
Published on: March 15, 2024
GAS41 modulates ferroptosis by anchoring NRF2 on chromatin
Zhe Wang1, Xin Yang1, Delin Chen1
1Institute for Cancer Genetics, Vagelos College of Physicians & Surgeons, Columbia University, New York, NY, USA.
GAS41 protein represses ferroptosis by anchoring the transcription factor NRF2 to target genes like SLC7A11. This mechanism, involving histone markers, highlights GAS41
Area of Science:
- Molecular Biology
- Cancer Research
- Epigenetics
Background:
- GAS41 is a known oncogene and histone reader.
- Ferroptosis is an iron-dependent form of regulated cell death implicated in cancer.
Purpose of the Study:
- To identify novel regulators of ferroptosis.
- To elucidate the mechanism by which GAS41 influences ferroptosis and its oncogenic role.
Main Methods:
- Genome-wide CRISPR-Cas9 screening.
- Co-immunoprecipitation assays.
- Chromatin immunoprecipitation (ChIP) analysis.
Main Results:
- GAS41 was identified as a repressor of ferroptosis.
- GAS41 interacts with NRF2 and facilitates its binding to the SLC7A11 promoter via H3K27-acetylation.
- GAS41's role in ferroptosis regulation contributes to its oncogenic activity in vivo.
Conclusions:
- GAS41 acts as a transcriptional co-activator by anchoring NRF2 to chromatin through histone modifications.
- GAS41 is a potential therapeutic target for modulating tumor growth via ferroptosis induction.
More Related Videos
09:21Ferritinophagy: Assessing the Selective Degradation of Iron by Autophagy in Human Fibroblasts
Published on: February 23, 2024
09:02Protocol for the Differentiation of Human Induced Pluripotent Stem Cells into Mixed Cultures of Neurons and Glia for Neurotoxicity Testing
Published on: June 9, 2017
Related Concept Videos
Necrosis
Morphological Manifestations of Necrosis
Necrotic cells show different types of morphological appearance depending on the type of tissue and infection. In coagulative necrosis, cells become...
NF-κB-dependent Signaling Pathway
NF-κB-dependent Signaling Mechanism
The...
Co-activators and Co-repressors
Covalently Linked Protein Regulators
These groups modify specific amino acids in a protein....
Regulation of Nuclear Protein Sorting
Regulation of the Unfolded Protein Response