Every day, billions of cells in your body divide, helping to replace old and injured cells with new ones. And each time this ...

First, a so-called initiator protein unwinds a short stretch of the DNA double helix. Then, a protein known as helicase attaches to and breaks apart the hydrogen bonds between the bases on the DNA ...

Institute for Genomic Biology professor Sua Myong and physics professor Taekjip Ha led a team that discovered the mechanism by which the hepatitis C helicase unwinds DNA and RNA for replication.

DNA repair proteins act like the body's editors, constantly finding and reversing damage to our genetic code. Researchers have long struggled to understand how cancer cells hijack one of these ...