1G8Z

HIS57ALA MUTANT OF CHOLERA TOXIN B-PENATMER


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP8.4298PEG 5000, NaCl, Tris HCl, galactose, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.2946.36

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 101.362α = 90
b = 114.722β = 90
c = 45.591γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDCUSTOM-MADE1999-12-12MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 19-ID1.0332APS19-ID

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
122299.70.061376.9367773677715.5
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)
22.0799.30.1663632

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENT220366073478018270.1790.239RANDOM
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]
RMS Deviations
KeyRefinement Restraint Deviation
p_orthonormal_tor30.458
p_staggered_tor14.898
p_scangle_it5.288
p_planar_tor3.96
p_mcangle_it3.891
p_scbond_it3.833
p_mcbond_it2.962
p_multtor_nbd0.246
p_singtor_nbd0.176
p_xyhbond_nbd0.136
RMS Deviations
KeyRefinement Restraint Deviation
p_orthonormal_tor30.458
p_staggered_tor14.898
p_scangle_it5.288
p_planar_tor3.96
p_mcangle_it3.891
p_scbond_it3.833
p_mcbond_it2.962
p_multtor_nbd0.246
p_singtor_nbd0.176
p_xyhbond_nbd0.136
p_chiral_restr0.111
p_planar_d0.032
p_angle_d0.03
p_bond_d0.011
p_plane_restr0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4045
Nucleic Acid Atoms
Solvent Atoms446
Heterogen Atoms48

Software

Software
Software NamePurpose
REFMACrefinement
d*TREKdata reduction
HKL-2000data scaling
AMoREphasing