In a ping-pong reaction which does not occur?
A)One product is released before a second substrate is bound.
B)The enzyme covalently binds a portion of the first substrate.
C)The enzyme is permanently converted to an altered form by the first substrate.
D)A group is transferred from one substrate to another.

Question

Quizplus · Accepted Answer

In a ping-pong reaction, the enzyme is not permanently converted to an altered form by the first substrate. The enzyme may undergo temporary changes in its conformation, but it must return to its original form to continue catalyzing the reaction. Choices A, B, and D are all possible events in a ping-pong reaction.

In a Ping-Pong Reaction Which Does Not Occur