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EC 5.99.1.4 Details

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EC number

5.99.1.4

Accepted name

2-hydroxychromene-2-carboxylate isomerase

Reaction

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

Other name(s)

HCCA isomerase, 2HC2CA isomerase, 2-hydroxychromene-2-carboxylic acid isomerase

Systematic name

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

Comment

This enzyme is involved in naphthalene degradation.

History

created 2010

EC Tree

1 Oxidoreductases

2 Transferases

2.1 Transferring one-carbon groups

2.2 Transferring aldehyde or ketonic groups

2.3 Acyltransferases

2.4 Glycosyltransferases

2.5 Transferring alkyl or aryl groups, other than methyl groups

2.6 Transferring nitrogenous groups

2.7 Transferring phosphorus-containing groups

2.8 Transferring sulfur-containing groups

2.9 Transferring selenium-containing groups

2.10 Transferring molybdenum- or tungsten-containing groups

2.10.1 Molybdenumtransferases or tungstentransferases with sulfide groups as acceptors

2.10.1.1 molybdopterin molybdotransferase

3 Hydrolases

4 Lyases

5 Isomerases

5.1 Racemases and epimerases

5.2 cis-trans-Isomerases

5.3 Intramolecular oxidoreductases

5.4 Intramolecular transferases

5.5 Intramolecular lyases

5.6 Isomerases altering macromolecular conformation

5.99 Other isomerases

5.99.1 Sole sub-subclass for isomerases that do not belong in the other subclasses

5.99.1.1 thiocyanate isomerase

5.99.1.2 DNA topoisomerase

5.99.1.3 DNA topoisomerase (ATP-hydrolysing)

5.99.1.4 2-hydroxychromene-2-carboxylate isomerase

6 Ligases

7 Translocases

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Release 2023.1 (January 2023)