๐Ÿงฌap biology review

Signal recognition particle (SRP)

Written by the Fiveable Content Team โ€ข Last updated August 2025
Verified for the 2027 exam
Verified for the 2027 examโ€ขWritten by the Fiveable Content Team โ€ข Last updated August 2025

Definition

A protein complex that recognizes signal sequences on nascent proteins during translation and directs the ribosome to the ER membrane for co-translational protein transport.

AP course connection

Topic 2.9: 2.9 Cell Compartmentalization

Unit 2

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