like a spiral staircase. This structure, announced in their famous paper in the April 1953 issue of Nature, explained how the DNA molecule could replicate itself during cell division, enabling ...

DNA is found in nearly all living cells ... distances between the nucleotides that were arranged in a spiral shape called a helix. Around the same time, researchers James Watson and Francis ...

The new finding is published in Cell in an article titled, “ SMC motor proteins extrude DNA asymmetrically and can switch directions ,” and is key to understanding how these motors shape our genome ...

Each cell in our body contains a copy of our DNA code made up of A, C, G and T, providing the blueprint for the organization and function of our bodies. Normally these letters combine in pairs to form ...

Histones are a family of basic proteins that associate with DNA ... spiral called a solenoid, where additional H1 histone proteins are associated with each nucleosome to maintain the chromosome ...