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Research provides new insights into role of mechanical forces in gene expression

For the first time, researchers have demonstrated how mechanical forces affect gene expression by showing that RNAP polymerase remains on the DNA template and can be pulled to start a subsequent cycle of transcription. This force-directed recycling mechanism can change the relative abundance of adjacent genes.

SourceClemson University·JournalNature Communications·TypeObservational study·DateOct 1, 2024

Scientists provide new insight on how gene expression is controlled

Researchers have discovered a new mechanism underlying the control of gene expression in all living organisms. Transcriptional pausing by RNA polymerase provides a 'roadblock' to help regulate gene expression levels, which could aid our understanding of antibacterial drugs and future synthetic gene design.

SourceeLife·DateJan 8, 2019
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Solved: First crystal structure of a transcription terminator protein

Researchers have resolved the first protein structure in a family of proteins called transcription terminators, revealing their role as traffic signals for coordinating transcription and gene replication. The study provides insight into the mechanisms underlying cellular aging and tumor growth.

SourceMedical University of South Carolina·JournalProceedings of the National Academy of Sciences·DateMar 28, 2016

Towards a unified model of transcription termination

The new model integrates data from various studies to describe transcription termination as a complex process involving multiple regulatory factors. Key findings include the identification of essential genes and regulatory elements involved in controlling transcription termination.

SourceCold Spring Harbor Laboratory·JournalGenes & Development·DateApr 6, 2006

Gene loops

Researchers at Cold Spring Harbor Laboratory have identified a new mechanism for gene regulation known as 'gene loops', which play a crucial role in controlling the expression of genes. This discovery has significant implications for our understanding of gene function and regulation.

SourceCold Spring Harbor Laboratory·JournalGenes & Development·DateDec 7, 2005