_EC 5.3.3.4 Muconolactone Delta-isomerase. 5 PDB entries  
EC 5.-.-.- Isomerases. [2,272 PDB entries]
EC 5.3.-.- Intramolecular oxidoreductases. [867 PDB entries]
EC 5.3.3.- Transposing C==C bonds. [220 PDB entries]
EC 5.3.3.4 Muconolactone Delta-isomerase. [5 PDB entries]    
1mli

Pathway: Benzoate Metabolism
Reaction: (S)-5-oxo-2,5-dihydrofuran-2-acetate = 5-oxo-4,5-dihydrofuran-2-acetate.
 


(S)-5-oxo-2,5-dihydrofuran-2-acetate
=
5-oxo-4,5-dihydrofuran-2-acetate
Molecule diagrams generated from .mol files obtained from the KEGG ftp site.

Other name(s): Muconolactone isomerase.
Comments: Formerly Ec 3.1.1.16.
Links:   [IntEnz]   [ExPASy]   [KEGG]  

There are 5 PDB entries in enzyme class E.C.5.3.3.4

  PDB code Protein
1mli
Crystal structure of muconolactone isomerase at 3.3 angstroms resolution
Source: Pseudomonas putida. Organism_taxid: 303
Chains: A, B, C, D, E, F, G, H, I, J (96 residues)
3znj
Crystal structure of unliganded clcf from r.Opacus 1cp in cr form 1.
Source: Rhodococcus opacus. Organism_taxid: 37919. Strain: 1cp. Expressed in: escherichia coli. Expression_system_taxid: 562.
Chains: 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, R, S, T, U, V, W, X, Y, Z, a, b, c, d, e, f (94 residues) CATH domain: Unassigned
3znu
Crystal structure of clcf in crystal form 2
Source: Rhodococcus opacus. Organism_taxid: 37919. Strain: 1cp. Expressed in: escherichia coli. Expression_system_taxid: 562
Chains: A, B, C, D, E, F, G, H, I, J (94 residues) CATH domain: Unassigned
3zo7
Crystal structure of clcfe27a with substrate
Source: Rhodococcus opacus. Organism_taxid: 37919. Strain: 1cp. Expressed in: escherichia coli. Expression_system_taxid: 562
Chains: A, B, C, D, E, F, G, H, I, J (92 residues) CATH domain: Unassigned
4fpi
Crystal structure of 5-chloromuconolactone isomerase from rh opacus 1cp
Source: Rhodococcus opacus. Organism_taxid: 37919. Strain: 1cp
Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, R, S, T, U (94 residues) CATH domain: Unassigned