Acetaldehid dehidrogenaza (acetilacija)

Acetaldehid dehidrogenaza (acetilacija)
Acetaldehid dehidrogenaza (1NVM)
Identifikatori
EC broj 1.2.1.10
CAS broj 9028-91-5
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB RCSB PDB PDBe PDBj PDBsum
Pretraga
PMC articles
PubMed articles
NCBI Protein search

Acetaldehid dehidrogenaza (acetilacija) (EC 1.2.1.10, aldehidna dehidrogenaza (acilacija), ADA, acilirajuća acetaldehidna dehidrogenaza, DmpF) je enzim sa sistematskim imenom acetaldehid:NAD+ oksidoreduktaza (KoA-acetilacija).[1][2][3] Ovaj enzim katalizuje sledeću hemijsku reakciju

acetaldehid + KoA + NAD+ {\displaystyle \rightleftharpoons } acetil-KoA + NADH + H+

Ovaj enzim takođe deluje, mada sporije, na glikolaldehid, propanal i butanal. Kod Pseudomonas species, on formira deo bifunkcionalanog enzima sa EC 4.1.3.39, 4-hidroksi-2-oksovaleratnom aldolazom. To je finalni enzim u putu meta-cepanja za degradaciju fenola, metilfenola i katehola, koji konvertuje acetaldehid proizveden posredstvom EC 4.1.3.39 u acetil-KoA. NADP+ može da zameni NAD+ ali je brzina reakcije znatno niža.

Reference

  1. Burton, R.M. and Stadtman, E.R. (1953). „The oxidation of acetaldehyde to acetyl coenzyme A”. J. Biol. Chem. 202: 873-890. PMID 13061511. 
  2. Smith, L.T. and Kaplan, N.O. (1980). „Purification, properties, and kinetic mechanism of coenzyme A-linked aldehyde dehydrogenase from Clostridium kluyveri”. Arch. Biochem. Biophys. 203: 663-675. PMID 7458347. 
  3. Powlowski, J., Sahlman, L. and Shingler, V. (1993). „Purification and properties of the physically associated meta-cleavage pathway enzymes 4-hydroxy-2-ketovalerate aldolase and aldehyde dehydrogenase (acylating) from Pseudomonas sp. strain CF600”. J. Bacteriol. 175: 377-385. PMID 8419288. 

Literatura

  • Nicholas C. Price, Lewis Stevens (1999). Fundamentals of Enzymology: The Cell and Molecular Biology of Catalytic Proteins (Third izd.). USA: Oxford University Press. ISBN 019850229X. 
  • Eric J. Toone (2006). Advances in Enzymology and Related Areas of Molecular Biology, Protein Evolution (Volume 75 izd.). Wiley-Interscience. ISBN 0471205036. 
  • Branden C, Tooze J.. Introduction to Protein Structure. New York, NY: Garland Publishing. ISBN: 0-8153-2305-0. 
  • Irwin H. Segel. Enzyme Kinetics: Behavior and Analysis of Rapid Equilibrium and Steady-State Enzyme Systems (Book 44 izd.). Wiley Classics Library. ISBN 0471303097. 
  • Robert A. Copeland (2013). Evaluation of Enzyme Inhibitors in Drug Discovery: A Guide for Medicinal Chemists and Pharmacologists (2nd izd.). Wiley-Interscience. ISBN 111848813X. 
  • Gerhard Michal, Dietmar Schomburg (2012). Biochemical Pathways: An Atlas of Biochemistry and Molecular Biology (2nd izd.). Wiley. ISBN 0470146842. 

Vanjske veze

  • MeSH Acetaldehyde+dehydrogenase+(acetylating)
  • p
  • r
  • u
TemeTipovi
EC1 Oksidoreduktaze/spisak  • EC2 Transferaze/spisak  • EC3 Hidrolaze/spisak  • EC4 Lijaze/spisak  • EC5 Izomeraze/spisak  • EC6 Ligaze/spisak
B enzm: 1.1/2/3/4/5/6/7/8/10/11/13/14/15-18, 2.1/2/3/4/5/6/7/8, 2.7.10, 2.7.11-12, 3.1/2/3/4/5/6/7, 3.1.3.48, 3.4.21/22/23/24, 4.1/2/3/4/5/6, 5.1/2/3/4/99, 6.1-3/4/5-6