1QCR	CRYSTAL STRUCTURE OF BOVINE MITOCHONDRIAL CYTOCHROME BC1 COMPLEX, ALPHA CARBON ATOMS ONLY	date
authors	Xia, D., Yu, C.A., Kim, H., Xia, J.Z., Kachurin, A., Zhang, L., Yu, L., Deisenhofer, J.
compound		source
symmetry		R_factor R_Free 0.3750000
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution	2.70
ligand	HEM	enzyme
note	1QCR is a representative structure
related structures	by homologous chain: 1BE3, 1SQB
Gene Ontology	Chain Function Process Component A B C D E F G H J K
Primary reference	Crystal 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

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server 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]

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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