Article
A Ser residue influences the structure and stability of a Pro-kinked transmembrane helix dimer.
Biochimica et biophysica acta - 1 Sept 2012
Weber Mathias, Tome Lydia, Otzen Daniel, Schneider Dirk
Abstract excerpt
When localized adjacent to a Pro-kink, Thr and Ser residues can form hydrogen bonds between their polar hydroxyl group and a backbone carbonyl oxygen and thereby modulate the actual bending angle of a distorted transmembrane α-helix. We have used the homo-dimeric transmembrane cytochrome b(559)' to analyze the potential role of a highly conserved Ser residue for assembly and stabilization of transmembrane...
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