4N94

E. coli sliding clamp in complex with 3,4-difluorobenzamide


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4K3SPDB entry 4K3S

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.5285100mM MES, 100-150mM CaCl2, 25-30%(v/v) PEG400, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 285K
Crystal Properties
Matthews coefficientSolvent content
2.2144.33

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 40.74α = 74.01
b = 64.51β = 83.21
c = 71.72γ = 84.54
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 210rmirrors2011-08-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAUSTRALIAN SYNCHROTRON BEAMLINE MX10.95Australian SynchrotronMX1

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
11.7368.62691.70.0679.93.66660866608-2-2
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.731.8284.20.5510.5511.43.68933

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 (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entry 4K3S1.7328.91893366540336691.610.25090.24860.2928RANDOM22.4606
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]
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.036
r_dihedral_angle_4_deg17.356
r_dihedral_angle_3_deg15.394
r_dihedral_angle_1_deg6.261
r_angle_refined_deg1.469
r_angle_other_deg0.743
r_chiral_restr0.08
r_bond_refined_d0.01
r_gen_planes_refined0.006
r_bond_other_d0.001
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.036
r_dihedral_angle_4_deg17.356
r_dihedral_angle_3_deg15.394
r_dihedral_angle_1_deg6.261
r_angle_refined_deg1.469
r_angle_other_deg0.743
r_chiral_restr0.08
r_bond_refined_d0.01
r_gen_planes_refined0.006
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5578
Nucleic Acid Atoms
Solvent Atoms402
Heterogen Atoms51

Software

Software
Software NamePurpose
SCALAdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
ADSCdata collection
MOSFLMdata reduction
MOLREPphasing