_EC 1.13.11.8 Protocatechuate 4,5-dioxygenase. 2 PDB entries  
EC 1.-.-.- Oxidoreductases. [8,840 PDB entries]
EC 1.13.-.- Acting on single donors with incorporation of molecular oxygen. [310 PDB entries]
EC 1.13.11.- With incorporation of two atoms of oxygen. [275 PDB entries]
EC 1.13.11.8 Protocatechuate 4,5-dioxygenase. [2 PDB entries]    
1b4u

Reaction: Protocatechuate + O(2) = 4-carboxy-2-hydroxymuconate semialdehyde.
 


Protocatechuate
+
O(2)
=
4-carboxy-2-hydroxymuconate semialdehyde
Molecule diagrams generated from .mol files obtained from the KEGG ftp site.

Other name(s): Protocatechuate 4,5-oxygenase.
Cofactor(s): Fe cation.
Comments: Formerly Ec 1.13.1.8.
Links:   [IntEnz]   [ExPASy]   [KEGG]  

There are 2 PDB entries in enzyme class E.C.1.13.11.8

  PDB code Protein
1b4u
Protocatechuate 4,5-dioxygenase (ligab) in complex with protocatechuate (pca)
Source: Sphingomonas paucimobilis. Organism_taxid: 13689. Strain: syk-6. Expressed in: escherichia coli. Expression_system_taxid: 562. Expression_system_taxid: 562
Chains: A, B, C, D (132 residues) CATH domain: 1.10.700.10
Bound ligand:   Het Group DHB corresponds to enzyme reactant 3,4-dihydroxybenzoate
1bou
Three-dimensional structure of ligab
Source: Sphingomonas paucimobilis. Organism_taxid: 13689. Strain: syk6. Expressed in: escherichia coli. Expression_system_taxid: 562. Expression_system_taxid: 562
Chains: A, B, C, D (132 residues) CATH domain: 1.10.700.10