4HNQ

Crystal Structure of the mutant Q97A of Vibrio cholerae CheY3


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3TO5PDB ENTRY 3TO5

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP82931.6 M ammonium sulfate, 0.1 M Tris, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.3647.96

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 67.64α = 90
b = 67.64β = 90
c = 74.918γ = 120
Symmetry
Space GroupH 3

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 345 mm plate2012-02-17MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RU200

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
12.423.0785.54840414145.7
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.4

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 3TO52.423.074840414125496.70.2250.2250.252RANDOM43.2
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]
-6.04-6.0412.08
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d24.8
c_scangle_it3.05
c_mcangle_it2.25
c_scbond_it1.99
c_angle_deg1.9
c_mcbond_it1.31
c_improper_angle_d1.14
c_bond_d0.014
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms977
Nucleic Acid Atoms
Solvent Atoms70
Heterogen Atoms1

Software

Software
Software NamePurpose
MAR345dtbdata collection
AMoREphasing
CNSrefinement
AUTOMARdata reduction