4KQG

Crystal structure of CobT E174A complexed with DMB


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION629810% MEPEG 5000, 0.1 M MES, 0.2 M ammonium sulfate, 5% glycerol, pH 6.0, VAPOR DIFFUSION, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.0339.53

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 71.907α = 90
b = 89.033β = 90
c = 46.495γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDBruker Platinum 135Montel2012-04-13MSINGLE 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
11.95099.90.159.98.62430724307
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)
11.9299.20.353.85.3

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1.9502417124171123199.490.17260.17260.16980.2249RANDOM8.2686
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]
-0.72-0.291.01
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.182
r_dihedral_angle_4_deg19.641
r_dihedral_angle_3_deg14.176
r_dihedral_angle_1_deg5.723
r_angle_refined_deg1.978
r_chiral_restr0.129
r_bond_refined_d0.02
r_gen_planes_refined0.011
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2441
Nucleic Acid Atoms
Solvent Atoms293
Heterogen Atoms20

Software

Software
Software NamePurpose
SAINTdata reduction
MOLREPphasing
REFMACrefinement
PDB_EXTRACTdata extraction
PROTEUM PLUSdata collection
SADABSdata scaling