Which Statement About Protein-Ligand Binding Is CORRECT

question 97

Multiple Choice

Which statement about protein-ligand binding is CORRECT?

• A) The K_a is equal to the concentration of ligand when all of the binding sites are occupied.
• B) The K_a is independent of such conditions as salt concentration and pH.
• C) The larger the K_a (association constant), the weaker the affinity.
• D) The larger the K_a, the faster is the binding.
• E) The larger the K_a, the smaller the K_d (dissociation constant).

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