_EC 2-oxopent-4-enoate hydratase. 2 PDB entries  
EC 4.-.-.- Lyases. [3,638 PDB entries]
EC 4.2.-.- Carbon-oxygen lyases. [1,772 PDB entries]
EC 4.2.1.- Hydro-lyases. [1,376 PDB entries]
EC 2-oxopent-4-enoate hydratase. [2 PDB entries]    

Reaction: 4-hydroxy-2-oxopentanoate = 2-oxopent-4-enoate + H(2)O.

+ H(2)O
Molecule diagrams generated from .mol files obtained from the KEGG ftp site.

Other name(s): 2-keto-4-pentenoate hydratase. Oeh.
Comments: Also acts, more slowly, on cis-2-oxohex-4-enoate, but not on the trans-isomer.
Links:   [IntEnz]   [ExPASy]   [KEGG]  

There are 2 PDB entries in enzyme class E.C.

  PDB code Protein
Crystal structure of 2-hydroxypentadienoic acid hydratase from escherichia coli
Source: Escherichia coli. Organism_taxid: 562. Gene: mhpd, b0350. Expressed in: escherichia coli. Expression_system_taxid: 562
Chains: A, B, C, D, E (261 residues) CATH domain: 3.90.850.10
Dodecahedral assembly of mhpd
Source: Escherichia coli. Organism_taxid: 83333. Strain: k12. Expressed in: escherichia coli. Expression_system_taxid: 511693.
Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T (262 residues) CATH domain: 3.90.850.10