1G2F

STRUCTURE OF A CYS2HIS2 ZINC FINGER/TATA BOX COMPLEX (TATAZF;CLONE #6)


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP8298PEG 400; NaCl; Bis-Tris Propane; CoCl2, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
3.9769.02

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 104.8α = 90
b = 104.8β = 90
c = 104.2γ = 120
Symmetry
Space GroupP 64

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray140CCDADSC QUANTUM 4KOHZU double crystal monochromator2000-03-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X4A1.5418NSLSX4A

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
122099.57.428.5211.46433314333127.1
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
22.0796.256.76.582.143595

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMIRTHROUGHOUTZif26822024333140380402992.20.2330.263RANDOM41.6
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
x_dihedral_angle_d20.5
x_scangle_it5.72
x_scbond_it3.57
x_mcangle_it3.47
x_mcbond_it2.08
x_improper_angle_d1.23
x_angle_deg1.1
x_bond_d0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1447
Nucleic Acid Atoms1300
Solvent Atoms227
Heterogen Atoms6

Software

Software
Software NamePurpose
MLPHAREphasing
X-PLORrefinement
SCALEPACKdata scaling