Related Experiment Video
Updated: Jun 4, 2026
09:52
A Chromatin Immunoprecipitation Assay to Identify Novel NFAT2 Target Genes in Chronic Lymphocytic Leukemia
Published on: December 4, 2018
Identification and characterization of RNF2 response elements in human kidney cells
1Graduate School of Life Sciences and Biotechnology, Korea University, Seoul, 136-701, Korea.
Molecules and Cells
|February 25, 2011
Summary
RING finger protein 2 (RNF2), a Polycomb group protein, regulates gene expression. This study identified 33 RNF2-responding genomic loci in human kidney cells, revealing its role in transcriptional regulation.
Area of Science:
- Molecular Biology
- Epigenetics
- Gene Regulation
Background:
- RING finger protein 2 (RNF2) is an E3 ligase and a Polycomb group protein involved in gene repression.
- RNF2 plays a role in critical cellular processes including development, differentiation, cell cycle, and malignant transformation.
Purpose of the Study:
- To identify genomic loci directly regulated by RNF2.
- To investigate the functional consequences of RNF2 binding on gene transcription.
Main Methods:
- Chromatin immunoprecipitation cloning was employed to identify RNF2-binding sites in HEK293 cells.
- Luciferase reporter assays were used to assess the regulatory activity (repression or activation) of identified loci.
- RNA interference was utilized to confirm the impact of RNF2-responding sequences on promoter activity.
Main Results:
- A total of 33 RNF2-responding loci were identified in the HEK293 genome.
- Luciferase assays indicated that 26 loci function as repressors and 2 as activators of transcription.
- RNA interference experiments confirmed that these sequences modulate the transcriptional activity of nearby promoters.
Conclusions:
- This study successfully identified novel RNF2-regulated genomic regions.
- The findings provide insights into the mechanisms of RNF2-mediated transcriptional control.
- These results contribute to understanding RNF2's role in gene regulation and cellular processes.
