Tag: cell
Is Darwin Still Relevant?
There was a lot of mysticism and far too many guesses in 19th century. The time has come to modernize his views.
How the Nucleus Guards Its Gates
Details of the nuclear pore complex, one of the largest and most complex protein systems in the cell, come into sharper focus as a team watches how it validates a messenger RNA.
Seeing the Nucleus in 4-D
Caltech scientists watch a spectacle of “ten thousand bursting genes” as the “cartography of the nucleus” comes into focus.
Biophysicist Ken Dill: Protein Machines Are “Real Machines. That’s Not a Metaphor”
The implication of design, while no doubt unintended, is so powerful it almost doesn’t need to be spelled out.
Protein Folds Violate Evolutionary Expectations
Protein folds show more flexibility than previously thought, but the flexibility appears designed. If it’s hard to get one fold to work, how about two in the same protein?