Crystal Structure of Chlorite Dismutase, a Detoxifying Enzyme Producing Molecular Oxygen

DOI: 10.1016/j.jmb.2009.01.036 Authors: Daniël C. de Geus, Ellen A. J. Thomassen, Peter‐Leon Hagedoorn, Neesh Pannu, Esther van Duijn, Jan Pieter Abrahams Abstract: N/A

Structure and activity of ChiX: a peptidoglycan hydrolase required for chitinase secretion by Serratia marcescens

DOI: 10.1042/bcj20170633 Authors: Richard A. Owen, Paul K. Fyfe, Adam Lodge, Jacob Biboy, Waldemar Vollmer, William N. Hunter, Frank Sargent Abstract: The Gram-negative bacterium Serratia marcescens secretes many proteins that are involved in extracellular chitin...

STRUCTURE/FUNCTION STUDIES ON METALLO-B- LACTAMASE ImiS FROM Aeromonas bv. sobria

DOI: OA:W2597859157 Authors: Narayan Prasad Sharma Abstract: Zinc-containing metallo–lactamases(MLs) are an emerging class of enzymes that render bacteria resistant to -lactam-containing antibiotics, and these enzymes have been grouped into 3 distinct classes,...

Peroxidase Self-inactivation in Prostaglandin H Synthase-1 Pretreated with Cyclooxygenase Inhibitors or Substituted with Mangano Protoporphyrin IX

DOI: 10.1074/jbc.m100628200 Authors: Gang Wu, Jennifer L. Vuletich, Richard J. Kulmacz, Yoichi Osawa, Ah-Lim Tsai Abstract: Self-inactivation imposes an upper limit on bioactive prostanoid synthesis by prostaglandin H synthase (PGHS). Inactivation of PGHS peroxidase...

Three Aromatic Residues are Required for Electron Transfer during Iron Mineralization in Bacterioferritin

DOI: 10.1002/anie.201507486 Authors: Justin M. Bradley, Dimitri A. Svistunenko, T. Lawson, Andrew M. Hemmings, Geoffrey R. Moore, Nick E. Le Brun Abstract: Ferritins are iron storage proteins that overcome the problems of toxicity and poor bioavailability of iron by...

Replacing Arginine 33 for Alanine in the Hemophore HasA from Pseudomonas aeruginosa Causes Closure of the H32 Loop in the Apo-Protein

DOI: 10.1021/acs.biochem.6b00239 Authors: Ritesh Kumar, Yifei Qi, Hirotoshi Matsumura, Scott Lovell, Huili Yao, K.P. Battaile, Wonpil Im, Pierre Moënne‐Loccoz, Mario Rivera Abstract: Previous characterization of hemophores from Serratia marcescens (HasAs), Pseudomonas...

Rapid Freeze-Quench EPR Spectroscopy: Improved Collection of Frozen Particles

DOI: 10.1007/s00723-016-0783-7 Authors: Faezeh Nami, Peter Gast, E. J. J. Groenen Abstract: Rapid freeze-quench (RFQ) in combination with electron paramagnetic resonance (EPR) spectroscopy at X-band is a proven technique to trap and characterize paramagnetic...

How Is Substrate Halogenation Triggered by the Vanadium Haloperoxidase from Curvularia inaequalis?

DOI: 10.1021/acscatal.3c00761 Authors: Emilie F. Gérard, Thirakorn Mokkawes, Linus O. Johannissen, Jim Warwicker, Reynard Spiess, Christopher F. Blanford, Sam Hay, Derren J. Heyes, Sam P. de Visser Abstract: Vanadium haloperoxidases (VHPOs) are unique enzymes in...

定住者のいない満洲／「逞しき」朝鮮人 : 中野重治「モスクワ指して」の植民地表象をめぐって

DOI: 10.1007/s00249-003-0306-y Authors: 東周 徐 Abstract: Circular dichroism, nuclear magnetic resonance, electron paramagnetic resonance, UV-vis absorption, and resonance Raman (RR) spectroscopic techniques were employed to study protein and heme structural changes of...

On the Mechanism of a Polyunsaturated Fatty Acid Double Bond Isomerase from Propionibacterium acnes

DOI: 10.1074/jbc.m809060200 Authors: Alena Liavonchanka, M.G. Rudolph, Kai Tittmann, Mats Hámberg, Ivo Feußner Abstract: The catalytic mechanism of Propionibacterium acnes polyunsaturated fatty acid isomerase (PAI) is explored by kinetic, spectroscopic, and...