Ubiquitin is a highly conserved 76 amino-acid protein that covalently attaches to protein substrates targeted for degradation by the 26S proteasome. The coordinated effort of a series of enzymes, ...
Proceedings of the National Academy of Sciences of the United States of America, Vol. 74, No. 11 (Nov., 1977), pp. 5104-5108 (5 pages) Escherichia coli cells carrying the F sex factor are poor ...
A conjugated or labeled antibody is a polyclonal or monoclonal antibody with an attached reporter molecule that generates a signal through color, fluorescence, radioactivity, or enzymatic activity, ...
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