2BUT	Oxidoreductase	date	Jun 17, 2005
title	Crystal Structure Of Protocatechuate 3,4-Dioxygenase From Acinetobacter Sp. Adp1 Mutant R457s - Apo
authors	M.W.Vetting, M.P.Valley, D.A.D'Argenio, L.N.Ornston, J.D.Lipscom D.H.Ohlendorf
compound		source
Molecule: Protocatechuate 3,4-Dioxygenase Alpha Chain Chain: A Synonym: Protocatechuate 3,4-Dioxygenase, 3,4-Pcd Ec: 1.13.11.3 Engineered: Yes		Organism_scientific: Acinetobacter Calcoaceticus Organism_taxid: 62977 Strain: Adp1 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: B86de3 Expression_system_vector: Puc18-Derived Plasmid
Molecule: Protocatechuate 3,4-Dioxygenase Beta Chain Chain: B Synonym: Protocatechuate 3,4-Dioxygenase, 3,4-Pcd Ec: 1.13.11.3 Engineered: Yes Mutation: Yes		Organism_scientific: Acinetobacter Calcoaceticus Organism_taxid: 62977 Strain: Adp1 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: B86de3 Expression_system_vector: Puc18-Derived Plasmid
symmetry	Space Group: I 2 3	R_factor 0.174 R_Free 0.215
crystal cell	length a length b length c angle alpha angle beta angle gamma 144.870 144.870 144.870 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.85 Å
ligand	FE, OH	enzyme	Oxidoreductase E.C.1.13.11.3 BRENDA
Gene Ontology	Chain Function Process Component A B
Primary reference	Biophysical analyses of designed and selected mutants of protocatechuate 3,4-dioxygenase1., Brown CK, Vetting MW, Earhart CA, Ohlendorf DH, Annu Rev Microbiol. 2004;58:555-85. PMID:15487948

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (81 Kb) [Save to disk] Biological Unit Coordinates (2but.pdb1.gz) 869 Kb LPC: Ligand-Protein Contacts for 2BUT CSU: Contacts of Structural Units for 2BUT Likely Quarternary Molecular Structure file(s) for 2BUT Structure Factors (340 Kb) Retrieve 2BUT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2BUT from S2C, [Save to disk] Re-refined 2but structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2BUT in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 2BUT

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2BUT, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2but_B] [2but_A] [2but] SWISS-PROT database: [P20371] [P20372] Domain organization of [PCXA_ACIAD] [PCXB_ACIAD] by SWISSPFAM

Other resources with information on 2BUT

Community annotation for 2BUT at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---