7CWI

Crystal structure of beta-galactosidase II from Bacillus circulans


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP293Ammonium sulfate, Sodium acetate/Acetic acid pH4, Sodium Chloride
Crystal Properties
Matthews coefficientSolvent content
3.8668.12

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 159.802α = 90
b = 159.802β = 90
c = 96.167γ = 120
Symmetry
Space GroupP 32 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 2702017-10-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPAL/PLS BEAMLINE 7A (6B, 6C1)0.97934PAL/PLS7A (6B, 6C1)

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)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
11.955099.20.0840.0880.02812.38.4101473
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)
11.951.9892.40.2990.3260.1260.8945.6

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 REPLACEMENTTHROUGHOUT4YPJ1.9531.7796434503099.20.15740.15590.1869RANDOM25.912
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]
0.750.370.75-2.43
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.963
r_dihedral_angle_4_deg20.67
r_dihedral_angle_3_deg12.72
r_dihedral_angle_1_deg7.733
r_angle_refined_deg1.734
r_angle_other_deg1.483
r_chiral_restr0.086
r_bond_refined_d0.013
r_gen_planes_refined0.012
r_bond_other_d0.001
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.963
r_dihedral_angle_4_deg20.67
r_dihedral_angle_3_deg12.72
r_dihedral_angle_1_deg7.733
r_angle_refined_deg1.734
r_angle_other_deg1.483
r_chiral_restr0.086
r_bond_refined_d0.013
r_gen_planes_refined0.012
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6386
Nucleic Acid Atoms
Solvent Atoms645
Heterogen Atoms73

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data scaling
PDB_EXTRACTdata extraction
HKL-2000data collection
MOLREPphasing