4FPX

Crystal Structure of Shikimate Dehydrogenase (aroE) Q237N Mutant from Helicobacter pylori


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.52930.2M sodium acetate, 0.1M Tris, 36% PEG 4000, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.0339.47

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 45.614α = 90
b = 46.035β = 99.52
c = 119.187γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray110CCDADSC QUANTUM 315mirrors2012-06-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSRRC BEAMLINE BL13B11.0000NSRRCBL13B1

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
12.43097.30.08810.63.518960
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)
12.42.4995.40.3363.73.21807

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 REPLACEMENTTHROUGHOUTPDB ENTRY 3PHG2.4301880296897.030.19510.19260.239RANDOM28.9081
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]
1.9-0.14-1.16-0.79
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.593
r_dihedral_angle_3_deg20.106
r_dihedral_angle_4_deg16.295
r_dihedral_angle_1_deg7.294
r_scangle_it5.043
r_scbond_it3.093
r_mcangle_it1.941
r_angle_refined_deg1.387
r_mcbond_it1.027
r_chiral_restr0.101
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.593
r_dihedral_angle_3_deg20.106
r_dihedral_angle_4_deg16.295
r_dihedral_angle_1_deg7.294
r_scangle_it5.043
r_scbond_it3.093
r_mcangle_it1.941
r_angle_refined_deg1.387
r_mcbond_it1.027
r_chiral_restr0.101
r_bond_refined_d0.018
r_gen_planes_refined0.009
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4053
Nucleic Acid Atoms
Solvent Atoms42
Heterogen Atoms

Software

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