Mutation at the entrance of the quinone cavity severely disrupts quinone binding in respiratory complex I

Abstract In all resolved structures of complex I, there exists a tunnel-like Q-chamber for ubiquinone binding and reduction. The entrance to the Q-chamber in ND1 subunit forms a narrow bottleneck, which is rather tight and requires thermal conformational changes for ubiquinone to get in and out of t...

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Bibliographic Details
Main Authors: Jason Tae Yi, Panyue Wang, Alexei A. Stuchebrukhov
Format: Article
Language:English
Published: Nature Portfolio 2023-11-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-47314-2