1U22

A. thaliana cobalamine independent methionine synthase


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.528830% (W/V) POLY-ETHYLENE GLYCOL (PEG) 8000, 0.2 M AMMONIUM SULFATE, 1 MM DTT, 0.1 M SODIUM CACODYLATE, pH 6.50, VAPOR DIFFUSION, SITTING DROP, temperature 288K
Crystal Properties
Matthews coefficientSolvent content
3.3763

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 122.423α = 90
b = 122.423β = 90
c = 131.365γ = 120
Symmetry
Space GroupP 65

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCH2004-06-09MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE BM30A0.979667ESRFBM30A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym 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
12.655099.50.0942311.23258232422-344.2
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.652.8197.90.5264.9310.75256

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 (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONFOURIER SYNTHESISTHROUGHOUT1U1H2.6544.783258232391291099.70.2030.2030.20.27RANDOM54.3
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]
3.1310.573.13-6.27
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.7
c_scangle_it2.26
c_mcangle_it2.05
c_scbond_it1.42
c_angle_deg1.4
c_mcbond_it1.17
c_improper_angle_d0.92
c_bond_d0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5783
Nucleic Acid Atoms
Solvent Atoms282
Heterogen Atoms62

Software

Software
Software NamePurpose
XDSdata scaling
XSCALEdata scaling
CNSrefinement
XDSdata reduction
CNSphasing