3BBL

Crystal structure of a regulatory protein of LacI family from Chloroflexus aggregans


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP72935% PEG 2000, 40% Tacsimate, 5% Ethylene glycol, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
4.0969.9

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 122.55α = 90
b = 122.55β = 90
c = 123.301γ = 120
Symmetry
Space GroupP 63 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315Mirrors2007-11-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X29A0.97900NSLSX29A

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
12.355096.70.112.721.4227382273820.1
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)
12.352.43790.3728.41810

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONSADTHROUGHOUT2.3535.382194321943106393.90.2410.2410.240.258RANDOM31.7
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]
2.314.852.31-4.63
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.5
c_angle_deg1.3
c_improper_angle_d0.87
c_bond_d0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2219
Nucleic Acid Atoms
Solvent Atoms96
Heterogen Atoms16

Software

Software
Software NamePurpose
CNSrefinement
CBASSdata collection
HKL-2000data reduction
HKL-2000data scaling
SHELXDphasing
SHARPphasing
ARP/wARPmodel building