What Is the Function of the 19S Cap in the Proteasome

question 29

Multiple Choice

What is the function of the 19S cap in the proteasome complex?

• A) Recognizing the proteins that will be degraded
• B) Unfolding the proteins that will be degraded and threading them into the central 20S cylinder for digestion
• C) Removing the polyubiquitin chain from the proteins that will be degraded
• D) Hydrolyzing ATP to make the digestion process highly efficient
• E) All of the above

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Definitions:

Socialization Practices

Processes through which individuals learn the skills, knowledge, norms, and values necessary to perform their roles and adapt to a group or organizational culture.

Normative Commitment

An individual's psychological attachment to an organization, based on a sense of obligation.

Affective Commitment

An employee's emotional attachment to, identification with, and involvement in an organization.

Continuance Commitment

The degree to which employees feel committed to their organizations due to the costs associated with leaving.