Recent structures of the Runx1–CBFβ heterodimer bound to DNA brings to six the number ... and p53 (a pair of antiparallel β-strands). This first loop sits in the major groove and makes ...

Double-stranded DNA is composed of two linear strands that run opposite to each other, known as anti-parallel strands; these strands twist together to form a double helix. The structure of DNA can ...