1QCR Oxidoreductase date May 17, 1997
title Crystal Structure Of Bovine Mitochondrial Cytochrome Bc1 Complex, Alpha Carbon Atoms Only
authors D.Xia, C.A.Yu, H.Kim, J.Z.Xia, A.Kachurin, L.Zhang, L.Yu, J.Deisenhofer
compound source
Molecule: Ubiquinol Cytochrome C Oxidoreductase
Chain: A
Synonym: Cytochrome Bc1, Qcr
Ec: 1.10.2.2
Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Organ: Heart
Tissue: Muscle
Organelle: Mitochondrion
Cellular_location: Mitochondrial Inner Membrane

Molecule: Ubiquinol Cytochrome C Oxidoreductase
Chain: B
Synonym: Cytochrome Bc1, Qcr
Ec: 1.10.2.2

Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Organ: Heart
Tissue: Muscle
Organelle: Mitochondrion
Cellular_location: Mitochondrial Inner Membrane

Molecule: Ubiquinol Cytochrome C Oxidoreductase
Chain: C
Synonym: Cytochrome Bc1, Qcr
Ec: 1.10.2.2

Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Organ: Heart
Tissue: Muscle
Organelle: Mitochondrion
Cellular_location: Mitochondrial Inner Membrane

Molecule: Ubiquinol Cytochrome C Oxidoreductase
Chain: D
Synonym: Cytochrome Bc1, Qcr
Ec: 1.10.2.2

Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Organ: Heart
Tissue: Muscle
Organelle: Mitochondrion
Cellular_location: Mitochondrial Inner Membrane

Molecule: Ubiquinol Cytochrome C Oxidoreductase
Chain: E
Synonym: Cytochrome Bc1, Qcr
Ec: 1.10.2.2

Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Organ: Heart
Tissue: Muscle
Organelle: Mitochondrion
Cellular_location: Mitochondrial Inner Membrane

Molecule: Ubiquinol Cytochrome C Oxidoreductase
Chain: F
Synonym: Cytochrome Bc1, Qcr
Ec: 1.10.2.2

Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Organ: Heart
Tissue: Muscle
Organelle: Mitochondrion
Cellular_location: Mitochondrial Inner Membrane

Molecule: Ubiquinol Cytochrome C Oxidoreductase
Chain: G
Synonym: Cytochrome Bc1, Qcr
Ec: 1.10.2.2

Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Organ: Heart
Tissue: Muscle
Organelle: Mitochondrion
Cellular_location: Mitochondrial Inner Membrane

Molecule: Ubiquinol Cytochrome C Oxidoreductase
Chain: H
Synonym: Cytochrome Bc1, Qcr
Ec: 1.10.2.2

Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Organ: Heart
Tissue: Muscle
Organelle: Mitochondrion
Cellular_location: Mitochondrial Inner Membrane

Molecule: Ubiquinol Cytochrome C Oxidoreductase
Chain: I
Synonym: Cytochrome Bc1, Qcr
Ec: 1.10.2.2

Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Organ: Heart
Tissue: Muscle
Organelle: Mitochondrion
Cellular_location: Mitochondrial Inner Membrane

Molecule: Ubiquinol Cytochrome C Oxidoreductase
Chain: J
Synonym: Cytochrome Bc1, Qcr
Ec: 1.10.2.2

Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Organ: Heart
Tissue: Muscle
Organelle: Mitochondrion
Cellular_location: Mitochondrial Inner Membrane

Molecule: Ubiquinol Cytochrome C Oxidoreductase
Chain: K
Synonym: Cytochrome Bc1, Qcr
Ec: 1.10.2.2

Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Organ: Heart
Tissue: Muscle
Organelle: Mitochondrion
Cellular_location: Mitochondrial Inner Membrane
symmetry Space Group: I 41 2 2
R_factor 0.300 R_Free 0.375
crystal
cell
length a length b length c angle alpha angle beta angle gamma
153.500 153.500 597.700 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.70 Å
ligand HEM enzyme Oxidoreductase E.C.1.10.2.2 BRENDA
note 1QCR is a representative structure
related structures by homologous chain: 1BE3, 1SQB
Gene
Ontology
ChainFunctionProcessComponent
A


B


C


D


E


F


G


H


J


K


Primary referenceCrystal structure of the cytochrome bc1 complex from bovine heart mitochondria., Xia D, Yu CA, Kim H, Xia JZ, Kachurin AM, Zhang L, Yu L, Deisenhofer J, Science 1997 Jul 4;277(5322):60-6. PMID:9204897
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (49 Kb) [Save to disk]
  • Biological Unit Coordinates (1qcr.pdb1.gz) 44 Kb
  • LPC: Ligand-Protein Contacts for 1QCR
  • CSU: Contacts of Structural Units for 1QCR
  • Likely Quarternary Molecular Structure file(s) for 1QCR
  • Retrieve 1QCR in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1QCR from S2C, [Save to disk]
  • View 1QCR 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 1QCR
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1QCR, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1qcra1, region A:1-233 [Jmol] [rasmolscript] [script source]
        - Domain d1qcra2, region A:234-446 [Jmol] [rasmolscript] [script source]
        - Domain d1qcrb1, region B:17-235 [Jmol] [rasmolscript] [script source]
        - Domain d1qcrb2, region B:236-439 [Jmol] [rasmolscript] [script source]
        - Domain d1qcrc3, region C:2-260 [Jmol] [rasmolscript] [script source]
        - Domain d1qcrc2, region C:261-379 [Jmol] [rasmolscript] [script source]
        - Domain d1qcrd2, region D:167-195 [Jmol] [rasmolscript] [script source]
        - Domain d1qcrd3, region D:196-241 [Jmol] [rasmolscript] [script source]
        - Domain d1qcre2, region E:1-69 [Jmol] [rasmolscript] [script source]
        - Domain d1qcre1, region E:70-196 [Jmol] [rasmolscript] [script source]
        - Domain d1qcrf_, region F [Jmol] [rasmolscript] [script source]
        - Domain d1qcrg_, region G [Jmol] [rasmolscript] [script source]
        - Domain d1qcrh_, region H [Jmol] [rasmolscript] [script source]
        - Domain d1qcrj_, region J [Jmol] [rasmolscript] [script source]
        - Domain d1qcrk_, region K [Jmol] [rasmolscript] [script source]
  • Fold representative 1qcr from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1qcr_F] [1qcr_C] [1qcr_G] [1qcr_J] [1qcr_A] [1qcr_I] [1qcr_E] [1qcr] [1qcr_B] [1qcr_H] [1qcr_D] [1qcr_K]
  • SWISS-PROT database: [P00125] [P00157] [P07552] [P31800] [P23004] [P00126] [P00129] [P13271] [P00130] [P13272]
  • Belongs to the proton-translocating quinol:cytochrome c reductase (qcr) superfamily according to TCDB.
  • Domain organization of [CY1_BOVIN] [CYB_BOVIN] [QCR10_BOVIN] [QCR1_BOVIN] [QCR2_BOVIN] [QCR6_BOVIN] [QCR7_BOVIN] [QCR8_BOVIN] [QCR9_BOVIN] [UCRI_BOVIN] by SWISSPFAM
  • Other resources with information on 1QCR
  • Community annotation for 1QCR at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Domain movements in 1QCR from the Database of Macromolecular Movements.
  • Images from IMB Jena Image Library of Biological Macromolecules.

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