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Eukaryotic Transcription Inhibitors

Eukaryotic Transcription Inhibitors

Certain biochemical processes, such as embryonic development and cell growth regulation, depend on the repression of specific genes. DNA binding proteins known as eukaryotic transcription inhibitors regulate the repression of gene expression in eukaryotes. The presence of these inhibitors at the required location and time in the cell is triggered by the presence of hormones and additional signals from other cells.
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Epigenetic Regulation

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Epigenetic mechanisms play an essential role in healthy development. Conversely, precisely regulated epigenetic mechanisms are disrupted in diseases like cancer.

Epigenetic Regulation

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Epigenetic changes alter the physical structure of the DNA without changing the genetic sequence and often regulate whether genes are turned on or off. This regulation ensures that each cell produces only proteins necessary for its function. For example, proteins that promote bone growth are not produced in muscle cells. Epigenetic mechanisms play an essential role in healthy development. Conversely, precisely regulated epigenetic mechanisms are disrupted in diseases like cancer.
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Repressed Memory

Repressed Memory

Repressed memories are a psychological phenomenon where memories of traumatic events are unconsciously blocked from a person's awareness. This process occurs as a defense mechanism, protecting the mind from the emotional impact of distressing or painful experiences. For example, a person who has experienced childhood trauma may grow up with no conscious recollection of the event. In such cases, the memories are thought to be buried deep within the subconscious, inaccessible to the conscious...

Emerging Adulthood

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Jeffrey Arnett's concept of emerging adulthood offers a framework to understand the unique developmental stage between adolescence and full-fledged adulthood, generally from ages 18 to 25. This period is marked by extensive exploration and shifts in identity, relationships, and career choices, a process known in psychology as role experimentation. Emerging adulthood reflects the evolving cultural expectations surrounding adulthood and the dynamic process of personal transformation during...

Repressible Operon: trp Operon

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The trp operon in Escherichia coli exemplifies a repressible operon. It regulates the synthesis of tryptophan through repressor-mediated transcriptional control and attenuation. This dual regulatory mechanism ensures tryptophan biosynthesis occurs only when needed, conserving cellular resources.Structure of the trp OperonThe trp operon consists of five structural genes (trpE, trpD, trpC, trpB, and trpA) that encode enzymes for tryptophan biosynthesis. These genes are transcribed as a single...

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Related Experiment Video

Updated: Feb 7, 2026

Repressing Gene Transcription by Redirecting Cellular Machinery with Chemical Epigenetic Modifiers

Repressing Gene Transcription by Redirecting Cellular Machinery with Chemical Epigenetic Modifiers

Published on: September 20, 2018

Polycomb repressive complex 2 inhibitors: emerging epigenetic modulators.

Danishuddin¹, Naidu Subbarao¹, Mohammad Faheem¹

¹School of Computational and Integrative Sciences, Jawaharlal Nehru University, New Delhi, India.

Drug Discovery Today

|July 23, 2018

Summary

This summary is machine-generated.

Polycomb repressive complex 2 (PRC2) inhibitors show promise for cancer treatment by targeting gene silencing. This review details current drug development, focusing on chemical structures, effectiveness, and how they bind, aiding future drug design.

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Last Updated: Feb 7, 2026

Repressing Gene Transcription by Redirecting Cellular Machinery with Chemical Epigenetic Modifiers

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Published on: September 20, 2018

Epigenetic Regulation of Cardiac Differentiation of Embryonic Stem Cells and Tissues

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Published on: June 3, 2016

Sequential Salt Extractions for the Analysis of Bulk Chromatin Binding Properties of Chromatin Modifying Complexes

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Published on: October 2, 2017

Area of Science:

Epigenetics
Molecular Biology
Drug Discovery

Background:

Polycomb repressive complex 2 (PRC2) is crucial for histone methylation and gene silencing.
PRC2 inhibition is a potential cancer therapy strategy.
Several PRC2 inhibitors are in clinical trials.

Purpose of the Study:

To summarize advances in PRC2 inhibitor drug discovery and development.
To analyze chemotypes, activity, selectivity, and binding modes of PRC2 inhibitors.
To provide insights for designing next-generation PRC2 inhibitors.

Main Methods:

Review of current literature on PRC2 inhibitors.
Analysis of inhibitor chemotypes, activity, selectivity, and binding modes.
Focus on structure-based drug design principles.

Main Results:

Detailed summary of various PRC2 inhibitor classes.
Understanding of inhibitor binding modes.
Identification of key features for PRC2 inhibition.

Conclusions:

PRC2 inhibitors represent a promising therapeutic avenue for cancer.
Structure-based drug design can guide the development of novel PRC2 inhibitors.
Further research can optimize existing inhibitors and discover new ones.