1EAO

THE RUNX1 Runt domain at 1.4A resolution: a structural switch and specifically bound chloride ions modulate DNA binding


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
otherEBI-8233

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
16.425 % PEG 3350, 16% GLYCEROL, 130 MM NA CACODYLATE, PH 6.4
Crystal Properties
Matthews coefficientSolvent content
2.234

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 91.066α = 90
b = 46.173β = 91.94
c = 62.904γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCDMIRROR2000-04-15MSINGLE 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
11.42497.50.07910.94.4550436
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)
11.41.4596.40.2344

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 Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTEBI-82331.424.7747744254997.50.1430.1410.160.173RANDOM15.01
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]
0.08-0.010.03-0.11
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg6.395
r_angle_other_deg1.883
r_angle_refined_deg1.712
r_symmetry_vdw_other0.315
r_nbd_other0.264
r_nbd_refined0.216
r_symmetry_hbond_refined0.209
r_chiral_restr0.208
r_xyhbond_nbd_refined0.169
r_symmetry_vdw_refined0.161
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1900
Nucleic Acid Atoms
Solvent Atoms360
Heterogen Atoms4

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data reduction
SCALEPACKdata scaling
CNSphasing