PTS1- and PTS2-Bearing Matrix Proteins Are Targeted To

question 32

Multiple Choice

PTS1- and PTS2-bearing matrix proteins are targeted to:

• A)a common cytosolic receptor.
• B)a common import receptor and translocation machinery on the peroxisomal membrane.
• C)a common receptor on the nuclear pore that catalyzes entry into the nucleus via pore targeting sequences.
• D)a common receptor protein within the peroxisomal matrix that activates protein processing for PTS1- and PTS2-bearing proteins.

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