1XD7

Crystal structure of a putative DNA binding protein


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP4.6298PEG 4000, Ammonium sulfate, sodium acetate, pH 4.6, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.2246

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 65.892α = 90
b = 49.362β = 121.61
c = 51.51γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315mirrors2004-06-28MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X29A0.9791, 0.9793, 0.9400, 1.100NSLSX29A

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
12.35086.30.05516.63.55553555326.7
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)
12.32.3839.80.31.9247

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONMADTHROUGHOUT2.337.06529416283.20.260.260.285RANDOM50.8
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]
-14.42-2.9816.87-2.45
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d19.2
c_scangle_it3.1
c_mcangle_it2.43
c_scbond_it2.01
c_mcbond_it1.41
c_angle_deg1.4
c_improper_angle_d0.95
c_bond_d0.01
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms883
Nucleic Acid Atoms
Solvent Atoms6
Heterogen Atoms5

Software

Software
Software NamePurpose
CNSrefinement
CBASSdata collection
HKL-2000data scaling
SOLVEphasing
SHARPphasing