Ursula Frerichs‐Deeken

Dioxygenases without Requirement for Cofactors and Their Chemical Model Reaction:  Compulsory Order Ternary Complex Mechanism of 1<i>H</i>-3-Hydroxy-4-oxoquinaldine 2,4-Dioxygenase Involving General Base Catalysis by Histidine 251 and Single-Electron Oxidation of the Substrate Dianion

Ursula Frerichs‐Deeken, Kalina Ranguelova, Reinhard Kappl et al. · Biochemistry · 2004 · 61 citations

Life Sciences, Biochemistry, Chemistry +17

Functional expression of the quinoline 2‐oxidoreductase genes (<i>qorMSL</i>) in <i>Pseudomonas putida</i> KT2440 pUF1 and in <i>P. putida</i> 86‐1 Δ<i>qor</i> pUF1 and analysis of the Qor proteins

Ursula Frerichs‐Deeken, Birgit Goldenstedt, Renate Gahl‐Janßen et al. · European Journal of Biochemistry · 2003 · 28 citations · Full text

Life Sciences, Biotechnology, Microbiology +14

Dioxygenases Without Requirement for Cofactors: Identification of Amino Acid Residues Involved in Substrate Binding and Catalysis, and Testing for Rate-Limiting Steps in the Reaction of 1H-3-Hydroxy-4-oxoquinaldine 2,4-dioxygenase

Ursula Frerichs‐Deeken, Susanne Fetzner · Current Microbiology · 2005 · 14 citations

Life Sciences, Biochemistry, Molecular Biology +16

Crystallization and preliminary X-ray analysis of 1<i>H</i>-3-hydroxy-4-oxoquinaldine 2,4-dioxygenase from<i>Arthrobacter nitroguajacolicus</i>Rü61a: a cofactor-devoid dioxygenase of the α/β-hydrolase-fold superfamily

Roberto A. Steiner, Ursula Frerichs‐Deeken, Susanne Fetzner · Acta Crystallographica Section F Structural Biology and Crystallization Communications · 2007 · 12 citations · Full text

Life Sciences, Biochemistry, Chemistry +12