Web28 apr. 2013 · Two different branched pathways for the biodegradation of hydroquinone under aerobic conditions. I: hydroquinone hydroxylase; II: 1,2,4-trihydroxybenzene 1,2-dioxygenase; III: hydroquinone dioxygenase; IV: 4-hydroxymuconic semialdehyde dehydrogenase; V: beta-ketoadipate oxidoreductase. 6. Degradation of Hydroquinone … Web4 feb. 2024 · Nordlund, I. & Shingler, V. Nucleotide sequences of the meta-cleavage pathway enzymes 2-hydroxymuconic semialdehyde dehydrogenase and 2-hydroxymuconic semialdehyde hydrolase from Pseudomonas CF600.
Enzymatic reactions towards aldehydes: An overview
Webmuconic semialdehyde, 250 pmol of phosphate buffer, pH 7.5 and NADase-treated extracts in a volume of 3 ml. 2-H y&oxymuconic semialdehyde dehydrogenase was determined … Web15 mei 2008 · In order to produce the 2-hydroxymuconic semialdehyde, the system must proceed through the separation of the newly substituted carbon atoms; the transition state in this process is VIII, a closed shell singlet 26.1 kcal mol −1 above intermediate state VII. The target carbon–carbon distance reaches 2.150 Å in this transition state. fell back
Hydroquinone: Environmental Pollution, Toxicity, and Microbial …
WebNordlund I, Shingler V. Nucleotide sequences of the meta-cleavage pathway enzymes 2-hydroxymuconic semialdehyde dehydrogenase and 2-hydroxymuconic semialdehyde hydrolase from Pseudomonas CF600. Biochim Biophys Acta. 1990 Jun 21; 1049 (2):227–230. [Google Scholar] Platt T. Transcription termination and the regulation of … Web2-Hydroxymuconic semialdehyde (2-HMS) dehydrogenase catalyzes the conversion of 2-HMS to 4-oxalocrotonate, which is a step in the meta cleavage pathway of aromatic … In enzymology, a 2-hydroxymuconate-semialdehyde hydrolase (EC 3.7.1.9) is an enzyme that catalyzes the chemical reaction 2-hydroxymuconate semialdehyde + H2O formate + 2-oxopent-4-enoate Thus, the two substrates of this enzyme are 2-hydroxymuconate semialdehyde and H2O, whereas its two products are formate and 2-oxopent-4-enoate. fellbach volksbank