Affinity Labels |
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| Labeling Reagents, Affinity; Labels, Affinity; Reagents, Affinity Labeling | |
| Analogs of those substrates or compounds which bind naturally at the active sites of proteins, enzymes, antibodies, steroids, or physiological receptors. These analogs form a stable covalent bond at the binding site, thereby acting as inhibitors of the proteins or steroids. | |