4REK

Crystal structure and charge density studies of cholesterol oxidase from Brevibacterium sterolicum at 0.74 ultra-high resolution


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1N4U 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.2290.15The crystallization solution was composed of 9-11% poly(ethylene glycol) (PEG) MW 8000, 75mM MnSO4 and 100mM sodium cacodylate buffer., pH 5.2, VAPOR DIFFUSION, HANGING DROP, temperature 290.15K
Crystal Properties
Matthews coefficientSolvent content
2.0840.98

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 51.24α = 90
b = 72.92β = 105.13
c = 63.01γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 325 mm CCD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL9-20.828SSRLBL9-2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
10.7444.47778.78465329465329

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENT1N4U0.7444.4771.344653294653292339178.780.11320.11320.11270.1231RANDOM
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d13.173
f_angle_d1.5
f_chiral_restr0.09
f_bond_d0.01
f_plane_restr0.01
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3834
Nucleic Acid Atoms
Solvent Atoms897
Heterogen Atoms58

Software

Software
Software NamePurpose
Blu-Icedata collection
PHENIXrefinement
d*TREKdata reduction
CCP4data scaling