3C62

Tetrameric Cytochrome cb562 (H59/D62/H63/H73/A74/H77) Assembly Stabilized by Interprotein Zinc Coordination


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2BC5PDB entry 2BC5

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.529311% PEG 400, 100 mM CaCl2, 100 mM TRIS, 2 mM ZnCl2, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.1643.01

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 47.968α = 90
b = 90.133β = 109.64
c = 49.357γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDAPEX II CCDmicrocapillary collimator2007-09-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODESIEMENS1.5418

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.855094.60.1680.1686.953.4638708366142210.7
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.851.8999.30.630.631.56

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entry 2BC51.8725.233268932566227399.60.2730.2310.273random12.52
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
2.015-1.241.987-4.002
RMS Deviations
KeyRefinement Restraint Deviation
c_scangle_it2.313
c_scbond_it1.656
c_mcangle_it1.331
c_mcbond_it0.894
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3252
Nucleic Acid Atoms
Solvent Atoms506
Heterogen Atoms181

Software

Software
Software NamePurpose
SAINTdata scaling
MOLREPphasing
CNSrefinement
PDB_EXTRACTdata extraction
APEXdata collection
SAINTdata reduction