Access

Insight

Nature 450, 963 (13 December 2007) | doi:10.1038/450963a; Published online 12 December 2007

Introduction Proteins to proteomes

Tanguy Chouard1 & Joshua Finkelstein1

How are innumerable protein functions integrated so that a living cell interacts coherently with its environment? This question is central to an emerging science of biological information processing — systems biology.