3OGR

Complex structure of beta-galactosidase from Trichoderma reesei with galactose


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3OG2PDB ENTRY 3OG2

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP62988% PEG 8000, 0.1M sodium cacodylate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.8556.91

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 67.43α = 109.03
b = 69.28β = 97.34
c = 81.5γ = 114.38
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2008-10-24MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONEMBL/DESY, HAMBURG BEAMLINE X121.00EMBL/DESY, HAMBURGX12

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
11.52092.61940581796143.43
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.51.692.6

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 (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 3OG21.519.7817961417063389811000.130.13030.128330.16758RANDOM13.874
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]
-0.390.33-0.260.58-0.69-0.43
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.408
r_dihedral_angle_4_deg19.032
r_dihedral_angle_3_deg12.068
r_sphericity_free9.742
r_dihedral_angle_1_deg6.668
r_sphericity_bonded4.482
r_rigid_bond_restr2.625
r_angle_refined_deg1.977
r_chiral_restr0.162
r_bond_refined_d0.025
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.408
r_dihedral_angle_4_deg19.032
r_dihedral_angle_3_deg12.068
r_sphericity_free9.742
r_dihedral_angle_1_deg6.668
r_sphericity_bonded4.482
r_rigid_bond_restr2.625
r_angle_refined_deg1.977
r_chiral_restr0.162
r_bond_refined_d0.025
r_gen_planes_refined0.013
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7622
Nucleic Acid Atoms
Solvent Atoms1031
Heterogen Atoms267

Software

Software
Software NamePurpose
MAR345dtbdata collection
MOLREPphasing
REFMACrefinement
XDSdata reduction
XSCALEdata scaling