1CRC

CYTOCHROME C AT LOW IONIC STRENGTH

Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.08 Å
  • R-Value Observed: 0.177 

wwPDB Validation   3D Report Full Report


This is version 2.0 of the entry. See complete history. 


Literature

The low ionic strength crystal structure of horse cytochrome c at 2.1 A resolution and comparison with its high ionic strength counterpart.

Sanishvili, R., Volz, K.W., Westbrook, E.M., Margoliash, E.

(1995) Structure 3: 707-716

  • DOI: https://doi.org/10.1016/s0969-2126(01)00205-2
  • Primary Citation of Related Structures:  
    1CRC

  • PubMed Abstract: 

    • Cytochrome c is an integral part of the mitochondrial respiratory chain. It is confined to the intermembrane space of mitochondria, and has the function of transferring electrons between its redox partners. Solution studies of cytochrome c indicate that the conformation of the molecule is sensitive to the ionic strength of the medium ...

    Cytochrome c is an integral part of the mitochondrial respiratory chain. It is confined to the intermembrane space of mitochondria, and has the function of transferring electrons between its redox partners. Solution studies of cytochrome c indicate that the conformation of the molecule is sensitive to the ionic strength of the medium.

    Related Citations: 
    • Crystallization of Wild-Type and Mutant Ferricytochromes C at Low Ionic Strength: Seeding Technique and X-Ray Diffraction Analysis
      Sanishvili, R., Margoliash, E., Westbrook, M.L., Westbrook, E.M., Volz, K.W.
      (1994) Acta Crystallogr D Biol Crystallogr 50: 687
    Organizational Affiliation: 

    Department of Biological Sciences, University of Illinois at Chicago 60607, USA.



Macromolecules
Find similar proteins by: 
(by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
CYTOCHROME CA, B105Equus caballusMutation(s): 0 
Gene Names: CYCS, CYC
UniProt
Find proteins for P00004 (Equus caballus)
Explore P00004 
Go to UniProtKB:  P00004
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP00004
Protein Feature View
Expand
  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
HEC
Query on HEC
Download Ideal Coordinates CCD File 
C [auth A],
D [auth B]		HEME C
C34 H34 Fe N4 O4
HXQIYSLZKNYNMH-LJNAALQVSA-N		 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.08 Å
  • R-Value Observed: 0.177 
  • Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 55.62α = 90
b = 105.01β = 90
c = 35.11γ = 90
Software Package:
Software NamePurpose
PROFFTrefinement
PROLSQrefinement
XENGENdata reduction

Structure Validation

View Full Validation Report



View more in-depth experimental data
Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 1996-03-08
    Type: Initial release
  • Version 1.1: 2008-03-24
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Version format compliance
  • Version 2.0: 2021-03-10
    Changes: Advisory, Atomic model, Data collection, Derived calculations, Non-polymer description, Other, Structure summary