1OK7

A Conserved protein binding-site on Bacterial Sliding Clamps


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2POLPDB ENTRY 2POL

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
16DROPS:0.92 ML OF PROTEIN AT 34.2 MG/ML, 1.89 ML OF P16 AT 1.1 MG/ML, 1 ML OF 2X RESERVOIR SOLUTION. RESERVOIR: 0.1 M MES PH 6.0, 0.1M CACL2 AND 30% PEG 400
Crystal Properties
Matthews coefficientSolvent content
2.3245

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 41.23α = 73.11
b = 65.22β = 85.58
c = 73.38γ = 85.8
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCDMIRRORS2002-04-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-4ESRFID14-4

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
11.652096.70.05112.512.78599919.8
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)
11.651.7595.60.1785.232.7

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)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 2POL1.652084773422596.80.2030.2030.229RANDOM23.9
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]
3.67-2.04-2.73-2.480.52-1.19
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d25.8
c_scangle_it5.04
c_improper_angle_d3.85
c_scbond_it3.49
c_mcangle_it2.98
c_mcbond_it2.13
c_angle_deg2.1
c_bond_d0.017
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d25.8
c_scangle_it5.04
c_improper_angle_d3.85
c_scbond_it3.49
c_mcangle_it2.98
c_mcbond_it2.13
c_angle_deg2.1
c_bond_d0.017
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5744
Nucleic Acid Atoms
Solvent Atoms460
Heterogen Atoms

Software

Software
Software NamePurpose
CNSrefinement
DENZOdata reduction
SCALEPACKdata scaling
MOLREPphasing