PerspectiveSignal Transduction

Catalysis by a Multiprotein IκB Kinase Complex

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Science  31 Oct 1997:
Vol. 278, Issue 5339, pp. 818-819
DOI: 10.1126/science.278.5339.818

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Many extracellular signals, tumor necrosis factor-a and interleukin-1 among them, transmit their signals to the genetic apparatus via the transcriptional activator, NF-kB. Maniatis summarizes what is known about this critical pathway and describes how two reports in this issue ( Mercurio et al. and Woronicz et al.) add to the story.