3V9E

Structure of the L499M mutant of the laccase from B.aclada


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3SQR 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP52981.0 M lithium sulphate, 0.5 M ammonium sulphate, pH 5.0, VAPOR DIFFUSION, SITTING DROP, temperature 298.0K
Crystal Properties
Matthews coefficientSolvent content
2.3547.74

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 69.71α = 90
b = 113.56β = 108.74
c = 79.98γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 165 mm2011-09-28MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONKURCHATOV SNC BEAMLINE K4.40.9815KURCHATOV SNCK4.4

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
11.73097.436467862839
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.71.893.83

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-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)R-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT3SQR1.728.556452059651318897.390.165140.163220.170.199810.21RANDOM20.97
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]
-0.380.251.42-0.92
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.385
r_dihedral_angle_4_deg16.347
r_dihedral_angle_3_deg11.859
r_sphericity_bonded11.636
r_dihedral_angle_1_deg7.385
r_sphericity_free6.561
r_angle_refined_deg2.015
r_angle_other_deg0.934
r_chiral_restr0.119
r_bond_refined_d0.02
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4176
Nucleic Acid Atoms
Solvent Atoms414
Heterogen Atoms167

Software

Software
Software NamePurpose
MAR345data collection
MOLREPphasing
REFMACrefinement
XDSdata reduction
XSCALEdata scaling