3UMR

Crystal structure of the G202D mutant of human G-alpha-i1


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION6.5291Protein: 10-20 mg/mL in 50 mM HEPES, pH 8.0, 1 mM EDTA, 100 microM GDP, 5 mM DTT; well solution: 1.9M ammonium sulfite, 0.1M sodium acetate, pH 6.0, VAPOR DIFFUSION, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
3.160.34

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 121.952α = 90
b = 121.952β = 90
c = 67.382γ = 90
Symmetry
Space GroupI 4

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS IVOsmic Confocal Blue2006-12-06MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RU2001.54

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
12.0423.9297.90.0545.36.33085630856-3-338.3
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)
12.042.06790.73823.1622

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entry 1AS32.0423.917-33085330853150997.90.17190.17190.16990.21Random43.21
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]
-0.5275-0.52751.055
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.199
f_angle_d1.251
f_chiral_restr0.076
f_bond_d0.011
f_plane_restr0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2648
Nucleic Acid Atoms
Solvent Atoms215
Heterogen Atoms42

Software

Software
Software NamePurpose
CrystalCleardata collection
PHASERphasing
PHENIXrefinement
HKL-2000data reduction
HKL-2000data scaling