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CATH Classification

Domain Context

CATH Clusters

Superfamily LmbE-like
Functional Family 4-oxalmesaconate hydratase

Enzyme Information

4.2.1.83
4-oxalmesaconate hydratase.
based on mapping to UniProt Q88JX8
2-hydroxy-4-oxobutane-1,2,4-tricarboxylate = (1E,3E)-4-hydroxybuta-1,3- diene-1,2,4-tricarboxylate + H(2)O.
-!- This enzyme participates in the degradation of protocatechuate (via the meta-cleavage pathway), syringate and gallate, catalyzing the reaction in the opposite direction. -!- It accepts the enol-form of 4-oxalomesaconate, 2-hydroxy-4-carboxy- hexa-2,4-dienedioate.

UniProtKB Entries (1)

Q88JX8
GALB_PSEPK
Pseudomonas putida KT2440
4-oxalmesaconate hydratase

PDB Structure

PDB 5CGZ
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structural and Kinetic Characterization of the 4-Carboxy-2-hydroxymuconate Hydratase from the Gallate and Protocatechuate 4,5-Cleavage Pathways of Pseudomonas putida KT2440.
Mazurkewich, S., Brott, A.S., Kimber, M.S., Seah, S.Y.
J.Biol.Chem.
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