1J1Y

Crystal Structure of PaaI from Thermus thermophilus HB8


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1MICROBATCH7.5295PEG 400, magnesium chloride, HEPES-Na, pH 7.5, MICROBATCH, temperature 295K
Crystal Properties
Matthews coefficientSolvent content
2.1642.55

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 57.877α = 90
b = 57.877β = 90
c = 139.607γ = 90
Symmetry
Space GroupP 43 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS V2001-10-12MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSPRING-8 BEAMLINE BL45PX0.97950, 0.97945, 1.02000SPring-8BL45PX

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
11.7301000.0720.075.914269812698116.5
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.71.791000.1820.1764.214.23841

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 DIFFRACTIONMADTHROUGHOUT1.730269812698113491000.1820.1820.1810.193RANDOM18
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]
-0.09-0.090.18
RMS Deviations
KeyRefinement Restraint Deviation
c_angle_deg1.1
c_bond_d0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1733
Nucleic Acid Atoms
Solvent Atoms200
Heterogen Atoms2

Software

Software
Software NamePurpose
MOSFLMdata reduction
SCALAdata scaling
MLPHAREphasing
CNSrefinement
CCP4data scaling