2-hydroxychromene-2-carboxylate isomerase

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2-hydroxychromene-2-carboxylate isomerase
Identifiers
EC no. 5.99.1.4
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2-hydroxychromene-2-carboxylate isomerase (EC 5.99.1.4, HCCA isomerase, 2HC2CA isomerase, 2-hydroxychromene-2-carboxylic acid isomerase) is an enzyme with systematic name 2-hydroxy-2H-chromene-2-carboxylate---(3E)-4-(2-hydroxyphenyl)-2-oxobut-3-enoate isomerase. [1] [2] [3] [4] This enzyme catalyses the following chemical reaction

2-hydroxy-2H-chromene-2-carboxylate (3E)-4-(2-hydroxyphenyl)-2-oxobut-3-enoate

This enzyme is involved in naphthalene degradation.

References

  1. ↑ Ohmoto T, Kinoshita T, Moriyoshi K, Sakai K, Hamada N, Ohe T (September 1998). "Purification and some properties of 2-hydroxychromene-2-carboxylate isomerase from naphthalenesulfonate-assimilating Pseudomonas sp. TA-2". Journal of Biochemistry. 124 (3): 591–7. doi: 10.1093/oxfordjournals.jbchem.a022152 . PMID   9722670.
  2. ↑ Keck A, Conradt D, Mahler A, Stolz A, Mattes R, Klein J (July 2006). "Identification and functional analysis of the genes for naphthalenesulfonate catabolism by Sphingomonas xenophaga BN6". Microbiology. 152 (Pt 7): 1929–40. doi: 10.1099/mic.0.28783-0 . PMID   16804169.
  3. ↑ Eaton RW (December 1994). "Organization and evolution of naphthalene catabolic pathways: sequence of the DNA encoding 2-hydroxychromene-2-carboxylate isomerase and trans-o-hydroxybenzylidenepyruvate hydratase-aldolase from the NAH7 plasmid". Journal of Bacteriology. 176 (24): 7757–62. doi:10.1128/jb.176.24.7757-7762.1994. PMC   197239 . PMID   8002605.
  4. ↑ Thompson LC, Ladner JE, Codreanu SG, Harp J, Gilliland GL, Armstrong RN (June 2007). "2-Hydroxychromene-2-carboxylic acid isomerase: a kappa class glutathione transferase from Pseudomonas putida". Biochemistry. 46 (23): 6710–22. doi:10.1021/bi700356u. PMID   17508726.
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