Chapter 9, Problem 30CQ

Summary Introduction

To identify: A 20-residue segment that forms a transmembrane α-helix in the given protein sequence.

Concept introduction: Transmembrane domain represents the transmembrane segment of single alpha helix, which is present in the transmembrane protein. Alpha-helical proteins are mostly present in the inner membranes of the bacterial cells or in the plasma membrane of the eukaryotes. It is the major group of transmembrane proteins.