CRYSTAL STRUCTURE OF THE FMN-BINDING DOMAIN OF HUMAN CYTOCHROME P450 REDUCTASE (MUTANT A229T)


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelOtherFMN domain D211N mutant (refine 64 file)

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP72950.1 M HEPES pH 7.0, 0.15 M Calcium chloride, 19% PEG 400, 2.5% Glycerol
Crystal Properties
Matthews coefficientSolvent content
2.1241.75

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 39.195α = 90
b = 51.209β = 105.538
c = 47.26γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 16M2023-12-09MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL12-20.9794SSRLBL12-2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)CC (Half)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
11.1737.7697.40.99811.45.75922410.88
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.171.230.9192.7

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)Mean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1.1737.761.3459021199997.030.16160.16110.16120.1760.176216.14
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_d12.707
f_angle_d1.0265
f_chiral_restr0.0814
f_plane_restr0.0119
f_bond_d0.0077
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1336
Nucleic Acid Atoms
Solvent Atoms269
Heterogen Atoms32

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
SCALAdata scaling
PHASERphasing