EC Explorer

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EC Tree

1 Oxidoreductases

4.1 Carbon-carbon lyases

4.2 Carbon-oxygen lyases

4.3 Carbon-nitrogen lyases

4.4 Carbon-sulfur lyases

4.5 Carbon-halide lyases

4.6 Phosphorus-oxygen lyases

4.7 carbon-phosphorus lyases

4.8 Nitrogen-oxygen lyases

4.98 ATP-independent chelatases

4.99 Other lyases

5.1 Racemases and epimerases

5.2 cis-trans-Isomerases

5.2.1 cis-trans Isomerases (only sub-subclass identified to date)

5.3 Intramolecular oxidoreductases

5.4 Intramolecular transferases

5.4.1 Transferring acyl groups

5.4.2 Phosphotransferases (phosphomutases)

5.4.3 Transferring amino groups

5.4.4 Transferring hydroxy groups

5.4.99 Transferring other groups

5.5 Intramolecular lyases

5.5.1 Intramolecular lyases (only sub-subclass identified to date)

5.6 Isomerases altering macromolecular conformation

5.99 Other isomerases

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Release 2023.1 (January 2023)