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EBI PDBe PDBeView

PDBe Entry: 1b4u view

PROTOCATECHUATE 4,5-DIOXYGENASE (LIGAB) IN COMPLEX WITH PROTOCATECHUATE (PCA)
Summary
Header DIOXYGENASEsearch
Method X-RAY DIFFRACTION
Experiment Resolution: 2.2 Å, R-factor: 16.1%, Free R-factor: 22.0%, Spacegroup: P 1 21 1
Released 27/08/1999, deposition: 29/12/1998, last revision: 24/02/2009
Authors Sugimoto, K.search; Senda, T.search; Mitsui, Y.search
Primary citation Crystal structure of an aromatic ring opening dioxygenase LigAB, a protocatechuate 4,5-dioxygenase, under aerobic conditions.
STRUCTUREsearch vol:7, pag:953-965 (1999) [PubMed ID 10467151 ]search
Keywords EXTRADIOL TYPE DIOXYGENASEsearch, PROTOCATECHUATEsearch, NON-HEME IRON PROTEINsearch
EC 1.13.11.8 ExPASy BRENDA search (A B C D)
Organism Sphingomonas paucimobilis 13689search(A C B D)
UniProt Protocatechuate 4,5-dioxygenase alpha chain (EC 1.13.11.8) (4,5-PCD) P22635search (A C)
Protocatechuate 4,5-dioxygenase beta chain (EC 1.13.11.8) (4,5-PCD) P22636search (B D)
Solvent A, B, C, D
Polymers
Id Name Type UniProt Residues Observed
A, C PROTOCATECHUATE 4,5-DIOXYGENASE Protein P22635 (PCYA_PSEPA)search
 139 94%
B, D PROTOCATECHUATE 4,5-DIOXYGENASE Protein P22636 (PCYB_PSEPA)search
 302 98%
Heterogens
Id Name Ligands
B, D FE (III) ION FE search
B, D 3,4-DIHYDROXYBENZOIC ACID DHB search
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