6HLF

X-ray structure of Lactobacillus brevis alcohol dehydrogenase mutant - K32A


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.2293Protein solution (30 g LbADH L -1 , 20 mM HEPES/NaOH pH 7.0, 1 mM MgCl 2 and precipitation buffer (1 mM Tris/HCl pH 7.5, 50 mM MgCl 2 and 273 mM PEG 550 MME)
Crystal Properties
Matthews coefficientSolvent content
2.4549.89

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 55.58α = 90
b = 81.78β = 90
c = 114.89γ = 90
Symmetry
Space GroupI 2 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 4M2018-07-26MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE MASSIF-30.968ESRFMASSIF-3

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)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
11.5545.9799.60.080590.085450.028020.99917.079.13820523.28
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.5521.60897.392.3562.4940.81050.4050.749.2

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 REPLACEMENTTHROUGHOUT6h071.5545.9736331191399.390.17320.1720.1965RANDOM21.68
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]
-1.182.38-1.2
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.584
r_dihedral_angle_4_deg16.291
r_dihedral_angle_3_deg12.1
r_dihedral_angle_1_deg7.065
r_angle_other_deg1.458
r_angle_refined_deg1.409
r_chiral_restr0.071
r_bond_refined_d0.007
r_gen_planes_refined0.006
r_bond_other_d0.001
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.584
r_dihedral_angle_4_deg16.291
r_dihedral_angle_3_deg12.1
r_dihedral_angle_1_deg7.065
r_angle_other_deg1.458
r_angle_refined_deg1.409
r_chiral_restr0.071
r_bond_refined_d0.007
r_gen_planes_refined0.006
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1867
Nucleic Acid Atoms
Solvent Atoms303
Heterogen Atoms3

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
XDSdata scaling
PHASERphasing