2WBU

CRYSTAL STRUCTURE OF THE ZINC FINGER DOMAIN OF KLF4 BOUND TO ITS TARGET DNA


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2WBSPDB ENTRY 2WBS

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
18.527 % PEG 3350, 0.2 M NAACETATE, 0.1 M TRIS-HCL PH 8.5
Crystal Properties
Matthews coefficientSolvent content
2.4955.98

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 50.275α = 90
b = 50.275β = 90
c = 131.027γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2009-01-23MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONBESSY BEAMLINE 14.1BESSY14.1

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
12.546.9399.50.0820.48.362774.2
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)
12.52.561000.644.28.4

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-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)R-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 2WBS2.546.9357735031000.220.2140.210.2780.28RANDOM23.05
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]
2.222.22-4.45
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.399
r_dihedral_angle_4_deg30.21
r_dihedral_angle_3_deg20.05
r_dihedral_angle_1_deg6.698
r_scangle_it2.663
r_scbond_it1.9
r_angle_refined_deg1.355
r_mcangle_it1.08
r_mcbond_it0.55
r_chiral_restr0.086
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms708
Nucleic Acid Atoms404
Solvent Atoms21
Heterogen Atoms3

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
XDSdata scaling
PHASERphasing