3T2Q

E. coli (lacZ) beta-galactosidase (S796D) in complex with galactonolactone


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.52888-10% PEG 8000, 100 MM BIS-TRIS, 200 MM MGCL2, 100 MM NACL, 10 MM DTT, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 288.0K
Crystal Properties
Matthews coefficientSolvent content
2.6553.54

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 152.27α = 90
b = 163.54β = 90
c = 203.74γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 210KOHZU Double Crystal Si(111)2006-04-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 8.3.11.11587ALS8.3.1

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
12.420499.50.07315.56.7197280197280
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)
12.42.5396.80.3983.34.5

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONFOURIER SYNTHESISTHROUGHOUT2.48019307619307628291000.180610.179780.23873RANDOM47.306
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]
-0.641.36-0.73
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.353
r_dihedral_angle_4_deg14.871
r_dihedral_angle_3_deg14.127
r_scangle_it7.215
r_dihedral_angle_1_deg6.179
r_scbond_it5.283
r_mcangle_it3.68
r_mcbond_it2.319
r_angle_refined_deg1.133
r_chiral_restr0.077
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.353
r_dihedral_angle_4_deg14.871
r_dihedral_angle_3_deg14.127
r_scangle_it7.215
r_dihedral_angle_1_deg6.179
r_scbond_it5.283
r_mcangle_it3.68
r_mcbond_it2.319
r_angle_refined_deg1.133
r_chiral_restr0.077
r_bond_refined_d0.008
r_gen_planes_refined0.005
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms32636
Nucleic Acid Atoms
Solvent Atoms2154
Heterogen Atoms263

Software

Software
Software NamePurpose
REFMACrefinement
CNSrefinement
ADSCdata collection
MOSFLMdata reduction
SCALAdata scaling
CNSphasing