Reaction of Mycobacterium tuberculosis Truncated Hemoglobin O with Hydrogen Peroxide

DOI: 10.1074/jbc.m609155200 Authors: Hugues Ouellet, Kalina Ranguelova, Marie Labarre, Jonathan B. Wittenberg, Beatrice A. Wittenberg, Richard S. Magliozzo, Michel Guertin Abstract: In this work, we investigated the reaction of ferric Mycobacterium tuberculosis...

Trapping intermediates in metal transfer reactions of the CusCBAF export pump of Escherichia coli

DOI: 10.1038/s42003-018-0181-9 Authors: Kelly N. Chacón, Jonathan C. Perkins, Zachary Mathe, Katherine B. Alwan, Ethan N. Ho, Melek N. Ucisik, Kenneth M. Merz, Ninian J. Blackburn Abstract: Escherichia coli CusCBAF represents an important class of bacterial efflux...

Mechanistic Studies of Aziridine Formation Catalyzed by Mononuclear Non-Heme Iron Enzymes

DOI: 10.1021/jacs.2c12664 Authors: Lide Cha, Jared C. Paris, Brady Zanella, Martha Spletzer, Angela Yao, Yisong Guo, Wei‐chen Chang Abstract: Aziridines are compounds with a nitrogen-containing three-membered ring. When it is incorporated into natural products, the...

Spectroscopic capture of a low-spin Mn(IV)-oxo species in Ni–Mn3O4 nanoparticles during water oxidation catalysis

DOI: 10.1038/s41467-020-19133-w Authors: Sunghak Park, Kyoungsuk Jin, Hyung‐Kyu Lim, Jin Kim, Kang Hee Cho, Seungwoo Choi, Hongmin Seo, Moo Young Lee, Yoon Ho Lee, Sangmoon Yoon, Miyoung Kim, Hyungjun Kim, Sun Hee Kim, Ki Tae Nam Abstract: High-valent metal-oxo...

Specific Function of the Met-Tyr-Trp Adduct Radical and Residues Arg-418 and Asp-137 in the Atypical Catalase Reaction of Catalase-Peroxidase KatG

DOI: 10.1074/jbc.m112.401208 Authors: Xiangbo Zhao, Abdelahad Khajo, Sanchez Jarrett, Javier Suárez, Yan Levitsky, Richard M. Burger, Andrzej A. Jarzęcki, Richard S. Magliozzo Abstract: Catalase activity of the dual-function heme enzyme catalase-peroxidase (KatG)...