3O6A

F144Y/F258Y Double Mutant of Exo-beta-1,3-glucanase from Candida albicans at 2 A


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1CZ1PDB ENTRY 1CZ1

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.32910.1M HEPES-KOH, 0.2M CaCl2, 19% PEG 8000, pH 7.3, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
1.9637.27

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 58.573α = 90
b = 64.623β = 90
c = 94.827γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray113IMAGE PLATERIGAKU RAXIS IV2010-06-24MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU MICROMAX-007 HF1.5418

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
1238.231000.0690.06917.45.44082125035323.9
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)
22.111000.430.433.75.33592

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 1CZ1238.232497323701127299.980.15670.154420.19966RANDOM22.213
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]
1.17-0.48-0.69
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.967
r_dihedral_angle_4_deg18.346
r_dihedral_angle_3_deg13.444
r_dihedral_angle_1_deg6.343
r_scangle_it3.355
r_scbond_it2.242
r_angle_refined_deg1.462
r_mcangle_it1.386
r_mcbond_it0.794
r_chiral_restr0.112
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.967
r_dihedral_angle_4_deg18.346
r_dihedral_angle_3_deg13.444
r_dihedral_angle_1_deg6.343
r_scangle_it3.355
r_scbond_it2.242
r_angle_refined_deg1.462
r_mcangle_it1.386
r_mcbond_it0.794
r_chiral_restr0.112
r_bond_refined_d0.02
r_gen_planes_refined0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3216
Nucleic Acid Atoms
Solvent Atoms308
Heterogen Atoms

Software

Software
Software NamePurpose
CrystalCleardata collection
MOLREPphasing
REFMACrefinement
XDSdata reduction
SCALAdata scaling