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Redox-dependent conformational changes of a proximal [4Fe-4S] cluster in Hyb-type [NiFe]-hydrogenase to protect the active site from O2


Citation

Muhd Noor, Noor Dina and Matsuura, Hiroaki and Nishikawa, Koji and Tai, Hulin and Hirota, Shun and Kim, Jaehyun and Kang, Jiyoung and Tateno, Masaru and Yoon, Ki-Seok and Ogo, Seiji and Kubota, Shintaro and Shomura, Yasuhito and Higuchi, Yoshiki (2018) Redox-dependent conformational changes of a proximal [4Fe-4S] cluster in Hyb-type [NiFe]-hydrogenase to protect the active site from O2. Chemical Communications, 54 (87). 12385 - 12388. ISSN 1359-7345; ESSN: 1364-548X

Abstract

Citrobacter sp. S-77 [NiFe]-hydrogenase harbors a standard [4Fe–4S] cluster proximal to the Ni–Fe active site. The presence of relocatable water molecules and a flexible aspartate enables the [4Fe–4S] to display redox-dependent conformational changes. These structural features are proposed to be the key aspects that protect the active site from O2 attack.


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Additional Metadata

Item Type: Article
Divisions: Faculty of Biotechnology and Biomolecular Sciences
DOI Number: https://doi.org/10.1039/C8CC06261G
Publisher: Royal Society of Chemistry
Keywords: Redox-dependent; Proximal [4Fe-4S] cluster; Hyb-type [NiFe]-hydrogenase; O2 attack
Depositing User: Ms. Nida Hidayati Ghazali
Date Deposited: 02 Mar 2022 09:00
Last Modified: 02 Mar 2022 09:00
Altmetrics: http://www.altmetric.com/details.php?domain=psasir.upm.edu.my&doi=10.1039/C8CC06261G
URI: http://psasir.upm.edu.my/id/eprint/73727
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