2G25

E. Coli Pyruvate Dehydrogenase Phosphonolactylthiamin Diphosphate Complex


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7291PEG2000 MONOMETHYL ETHER, PROPANOL, SODIUM AZIDE, HEPES BUFFER, MAGNESIUM CHLORIDE, PHOSPHONOLACTYL- THIAMIN DIPHOSPHATE, PH 7.00, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 291K
Crystal Properties
Matthews coefficientSolvent content
2.3447.38

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 81.57α = 90
b = 142.51β = 102.37
c = 82.09γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray93AREA DETECTORSIEMENS HI-STAROsmic Mirrors2002-03-25MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RU2001.5418

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
12.140.5940.0650.08724.824.79969999699
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.12.19605.51

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-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONDIFFERENCE FOURIERTHROUGHOUTPDB ENTRY 1L8A2.18299699950524807940.2040.1850.1850.244RANDOM10.55
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_d24.87
x_scangle_it3.129
x_scbond_it2.166
x_mcangle_it1.698
x_angle_deg1.3
x_mcbond_it1.11
x_improper_angle_d0.72
x_bond_d0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms13182
Nucleic Acid Atoms
Solvent Atoms564
Heterogen Atoms95

Software

Software
Software NamePurpose
X-GENdata scaling
FBSCALEdata reduction
PHASESphasing
X-PLORrefinement
FRAMBOdata collection
FBSCALEdata scaling