How cells respond to mitochondrial DNA (mtDNA) damage is not fully understood. This study uncovers a mechanism of mtDNA ...

DNA transcription is the vital first step needed for switching on our genes. For a gene to be switched on, it must be acted ...

Northwestern Medicine investigators have discovered a novel mechanism that recognizes and eliminates "bad" transcriptional ...

Now, researchers used cryoelectron microscopy (cryo-EM) to elucidate the structure of the Nipah virus polymerase complex (the ...

A protein component usually associated with RNA polymerase can be separated from the enzyme by chromatography on phosphocellulose. The polymerase is unable to transcribe T4 DNA unless this factor ...

Some well-known enzymes include: >> Amylase: Breaks down starches into sugars. >> Lactase: Helps digest lactose, the sugar found in milk. >> DNA polymerase: Plays a critical role in copying DNA ...

Ancient DNA unlocks new understanding of migrations in the first millennium AD. ScienceDaily . Retrieved January 28, 2025 from www.sciencedaily.com / releases / 2025 / 01 / 250101132012.htm ...

As she worked at her computer, the results revealed the sample she was examining contained human DNA. There was nothing so unusual about that in itself: at the time, the ancient DNA (aDNA ...

DNA polymerase is a family of enzymes that play a fundamental role in DNA replication and repair by synthesizing new DNA strands from a template strand. These enzymes are essential for various ...