5FSA

Crystal structure of sterol 14-alpha demethylase (CYP51) from a pathogenic yeast Candida albicans in complex with the antifungal drug posaconazole


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4UYLPDB ENTRY 4UYL

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
17.4pH 7.4
Crystal Properties
Matthews coefficientSolvent content
2.3347.23

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 179.59α = 90
b = 72.91β = 96.13
c = 79.71γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCHBE LENSES DIAMOND LAUE2015-10-06MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 21-ID-FAPS21-ID-F

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge 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
12.8650.3999.40.19.74.8237282
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.862.9399.70.792.184.8

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)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 4UYL2.8650.3922504122499.30.241380.240560.25612RANDOM72.447
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]
5.490.28-0.87-4.58
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.958
r_dihedral_angle_4_deg18.448
r_dihedral_angle_3_deg16.416
r_mcangle_it8.821
r_dihedral_angle_1_deg5.553
r_mcbond_it5.422
r_mcbond_other5.398
r_scbond_it4.781
r_angle_refined_deg1.323
r_angle_other_deg0.682
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.958
r_dihedral_angle_4_deg18.448
r_dihedral_angle_3_deg16.416
r_mcangle_it8.821
r_dihedral_angle_1_deg5.553
r_mcbond_it5.422
r_mcbond_other5.398
r_scbond_it4.781
r_angle_refined_deg1.323
r_angle_other_deg0.682
r_chiral_restr0.087
r_gen_planes_refined0.008
r_bond_other_d0.005
r_gen_planes_other0.005
r_bond_refined_d0.003
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcangle_other
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7848
Nucleic Acid Atoms
Solvent Atoms127
Heterogen Atoms188

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling
MOLREPphasing