6L1J

Crystal structure of barley exohydrolaseI W434A mutant in complex with 4'-nitrophenyl thiolaminaritrioside


X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP72771.7 M ammonium sulfate, 75 mM HEPES-NaOH buffer, pH 7, containing 7.5 mM sodium acetate and 1.2% (w/v) PEG 400
Crystal Properties
Matthews coefficientSolvent content
3.5265.07

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 100.815α = 90
b = 100.815β = 90
c = 182.334γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 210rCOLLIMATING MIRROR2012-11-22MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAUSTRALIAN SYNCHROTRON BEAMLINE MX10.9537Australian SynchrotronMX1

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
11.888.2399.80.05551.626.383048
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)
11.81.850.055

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 REPLACEMENTTHROUGHOUT3WLI1.827.6583048438899.810.14430.14320.1636RANDOM23.809
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]
0.520.52-1.03
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.545
r_dihedral_angle_4_deg16.708
r_dihedral_angle_3_deg12.381
r_dihedral_angle_1_deg6.155
r_angle_refined_deg1.536
r_angle_other_deg1.211
r_chiral_restr0.128
r_bond_refined_d0.012
r_gen_planes_refined0.007
r_bond_other_d0.001
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.545
r_dihedral_angle_4_deg16.708
r_dihedral_angle_3_deg12.381
r_dihedral_angle_1_deg6.155
r_angle_refined_deg1.536
r_angle_other_deg1.211
r_chiral_restr0.128
r_bond_refined_d0.012
r_gen_planes_refined0.007
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4577
Nucleic Acid Atoms
Solvent Atoms689
Heterogen Atoms131

Software

Software
Software NamePurpose
REFMACrefinement
Aimlessdata scaling
PDB_EXTRACTdata extraction
XDSdata reduction
MOLREPphasing