Article
Degrons in protein substrates program the speed and operating efficiency of the AAA+ Lon proteolytic machine.
Proceedings of the National Academy of Sciences of the United States of America - 3 Nov 2009
Gur Eyal, Sauer Robert T
Abstract excerpt
AAA+ proteases are ATP-fueled machines that bind protein substrates via a degradation tag, unfold the molecule if necessary, and then translocate the polypeptide into a chamber for proteolysis. Tag recognition is normally viewed as a passive reaction. By contrast, for the AAA+ Lon protease, we show that degron tags are also regulatory elements that determine protease activity levels. Indeed, different tags fused...
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