News tagged with protein machinery

Tracing the protein assembly line

Many newly synthesized proteins undergo a sequence of enzymatic modifications that enable them to do their jobs better. This process occurs within a series of membrane-bound structures called 'cisternae' ...

Dec 20, 2013 5 / 5 (3) 0

How did early primordial cells evolve?

Four billion years ago, soon after the planet cooled enough for life to begin, primordial cells may have replicated and divided without protein machinery or cell walls, relying instead on just a flimsy lipid membrane. New ...

Feb 28, 2013 4.5 / 5 (2) 0 | with audio podcast