2JFY

Crystal structure of Helicobacter pylori glutamate racemase in complex with D-Glutamate


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2JFXPDB ENTRY 2JFX

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1PROTEIN FORMULATED AT 10 MG/ML WITH 200 MM AMMONIUM ACETATE PH 7.4, 5 MM D-L GLUTAMATE, 1 MM TCEP AND CRYSTALLISED WITH 100 MM TRIS PH 8.5, 200 MM MGSO4, AND 25% PEG4000
Crystal Properties
Matthews coefficientSolvent content
2.141

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 52.28α = 90
b = 78.96β = 92.64
c = 59.14γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCH2002-10-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONMAX II BEAMLINE I711MAX III711

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
11.92594.40.078.54.1349872
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)
11.9278.60.342.13.8

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 2JFX1.9253498717550.20610.2458RANDOM42.2
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]
-0.655-5.6120.1860.468
RMS Deviations
KeyRefinement Restraint Deviation
c_angle_deg1.23388
c_bond_d0.005839
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d
RMS Deviations
KeyRefinement Restraint Deviation
c_angle_deg1.23388
c_bond_d0.005839
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d
c_improper_angle_d_na
c_improper_angle_d_prot
c_mcbond_it
c_mcangle_it
c_scbond_it
c_scangle_it
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4024
Nucleic Acid Atoms
Solvent Atoms347
Heterogen Atoms20

Software

Software
Software NamePurpose
CNXrefinement
MOSFLMdata reduction
SCALAdata scaling
MOLREPphasing