4J91

Diamond-shaped octameric structure of KtrA with ADP bound


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2HMT2HMT, 2HMU, 2HMV
experimental modelPDB 2HMU2HMT, 2HMU, 2HMV
experimental modelPDB 2HMV2HMT, 2HMU, 2HMV

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP5.62930.1M citrate pH5.6, 14.5% polyethylene glycol 2000, 0.2M ammonium sulphate, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.856.05

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 147.932α = 90
b = 84.63β = 128.37
c = 113.675γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 2102011-06-19MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-10.933400ESRFID14-1

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
12.78189.12399.70.05321.64.9277272772710.9
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Rrim I (All)Rpim I (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.782.9399.10.8270.8270.9250.410.94.84004

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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT2HMT, 2HMU, 2HMV2.9389.122379223792119399.680.2530.2530.25160.2784RANDOM96.577
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]
-2.850.5-1.344.8
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.271
r_dihedral_angle_4_deg22.248
r_dihedral_angle_3_deg17.811
r_dihedral_angle_1_deg5.876
r_angle_refined_deg1.352
r_chiral_restr0.099
r_bond_refined_d0.011
r_gen_planes_refined0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6626
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms108

Software

Software
Software NamePurpose
SCALAdata scaling
PHASERphasing
DMphasing
REFMACrefinement
PDB_EXTRACTdata extraction
DNAdata collection
XSCALEdata scaling