The anaphase-promoting complex (APC) is the crucial ubiquitin ligase targeting the regulatory machinery of the cell cycle. Emi1, a major modulator of APC activity, is thought to act competitively as a ...
The reversible attachment of ubiquitin chains regulates the activity, localization and/or stability of a myriad of cellular proteins. The formation of ubiquitin chains requires the sequential action ...
Roller chains are called upon to carry heavy loads, withstand shock, and survive even the harshest environments. However, chains achieve their best longevity when properly selected and maintained. Why ...
An active enzyme system for fatty acid chain elongation exists in Paratenuisentis ambiguus (Acanthocephala), which elongates [1-14C]palmitic acid consecutively to stearic and arachidic acid. Highest ...
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