1QLB Oxidoreductase date Aug 25, 1999
title Respiratory Complex II-Like Fumarate Reductase From Wolinell Succinogenes
authors C.R.D.Lancaster, A.Kroeger, M.Auer, H.Michel
compound source
Molecule: Fumarate Reductase Flavoprotein Subunit
Chain: A, D
Ec: 1.3.99.1
Other_details: 8-Alpha-[-N-Epsilon-Histidyl] Covalent Bond Flavin Adenine Dinucleotide (Fad) And His 43;
Organism_scientific: Wolinella Succinogenes
Organism_taxid: 844

Molecule: Fumarate Reductase Iron-Sulfur Protein
Chain: B, E
Ec: 1.3.99.1

Organism_scientific: Wolinella Succinogenes
Organism_taxid: 844

Molecule: Fumarate Reductase Cytochrome B Subunit
Chain: C, F
Other_details: Haem Axial Ligands - His 44, His 93, His 143

Organism_scientific: Wolinella Succinogenes
Organism_taxid: 844
symmetry Space Group: P 1 21 1
R_factor 0.213 R_Free 0.223
crystal
cell
length a length b length c angle alpha angle beta angle gamma
118.400 85.050 188.850 90.00 96.46 90.00
method X-Ray Diffractionresolution 2.33 Å
ligand CA, F3S, FAD, FES, FUM, HEM, LMT, SF4 enzyme Oxidoreductase E.C.1.3.99.1 BRENDA
related structures by homologous chain: 1QLA
Gene
Ontology
ChainFunctionProcessComponent
A, D


E, B
  • electron transfer activity


  • F, C


    Primary referenceStructure of fumarate reductase from Wolinella succinogenes at 2.2 A resolution., Lancaster CR, Kroger A, Auer M, Michel H, Nature 1999 Nov 25;402(6760):377-85. PMID:10586875
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (385 Kb) [Save to disk]
  • Biological Unit Coordinates (1qlb.pdb1.gz) 374 Kb
  • LPC: Ligand-Protein Contacts for 1QLB
  • CSU: Contacts of Structural Units for 1QLB
  • Likely Quarternary Molecular Structure file(s) for 1QLB
  • Retrieve 1QLB in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1QLB from S2C, [Save to disk]
  • View 1QLB 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 1QLB
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1QLB, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1qlba2, region A:1-250,A:372-457 [Jmol] [rasmolscript] [script source]
        - Domain d1qlba3, region A:251-371 [Jmol] [rasmolscript] [script source]
        - Domain d1qlba1, region A:458-655 [Jmol] [rasmolscript] [script source]
        - Domain d1qlbb2, region B:1-106 [Jmol] [rasmolscript] [script source]
        - Domain d1qlbb1, region B:107-239 [Jmol] [rasmolscript] [script source]
        - Domain d1qlbc_, region C [Jmol] [rasmolscript] [script source]
        - Domain d1qlbd2, region D:1-250,D:372-457 [Jmol] [rasmolscript] [script source]
        - Domain d1qlbd3, region D:251-371 [Jmol] [rasmolscript] [script source]
        - Domain d1qlbd1, region D:458-655 [Jmol] [rasmolscript] [script source]
        - Domain d1qlbe2, region E:1-106 [Jmol] [rasmolscript] [script source]
        - Domain d1qlbe1, region E:107-239 [Jmol] [rasmolscript] [script source]
        - Domain d1qlbf_, region F [Jmol] [rasmolscript] [script source]
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1qlb_B] [1qlb] [1qlb_F] [1qlb_C] [1qlb_A] [1qlb_E] [1qlb_D]
  • SWISS-PROT database: [P17412] [P17596] [P17413]
  • Belongs to the prokaryotic succinate dehydrogenase (sdh) family according to TCDB.
  • Domain organization of [FRDA_WOLSU] [FRDB_WOLSU] [FRDC_WOLSU] by SWISSPFAM
  • Other resources with information on 1QLB
  • Community annotation for 1QLB at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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