4KQF

Crystal structure of CobT E174A complexed with adenine


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION62981.05 M ammonium sulfate, 0.1 M MES, 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 = 71.488α = 90
b = 89.059β = 90
c = 46.759γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDBruker Platinum 1352012-04-17MSINGLE 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
11.95098.60.116.412.52421524215
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)
11.9298.80.2357.39

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 REPLACEMENTTHROUGHOUT1.941.432415824158123699.760.16570.16570.16270.2225RANDOM12.1391
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]
-0.59-0.070.67
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.021
r_dihedral_angle_4_deg23.517
r_dihedral_angle_3_deg14.597
r_dihedral_angle_1_deg5.447
r_angle_refined_deg1.938
r_chiral_restr0.135
r_bond_refined_d0.02
r_gen_planes_refined0.01
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2446
Nucleic Acid Atoms
Solvent Atoms285
Heterogen Atoms24

Software

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