Reposted by Christian Speck
Your cells copy 3 billion DNA letters every time they divide – and only when they're meant to.
New research in Nature Communications reveals how a protein pair, Sld3 and Sld7, detects when the cell's DNA-copying machine is "switched on" and delivers the final piece needed to kick off replication.
lms.mrc.ac.uk
Study reveals key steps in switching on DNA replication
Researchers at the MRC Laboratory of Medical Sciences (LMS), Imperial College London and their collaborators have uncovered a crucial mechanism that cells use to control when to start DNA copying. Thi...