3M3U

Effect of temperature on tryptophan fluorescence in lysozyme crystals


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP4.82950.1M Sodium Acetate, 7% NaCl, 25% Ethylene glycol, pH 4.8, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Crystal Properties
Matthews coefficientSolvent content
2.0840.85

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 79.095α = 90
b = 79.095β = 90
c = 38.108γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray293IMAGE PLATERIGAKU RAXIS IVMirrors2005-07-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU1.514

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
12.3519.7799.930.06511.2612.8653885384135.74
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)
2.3492.40999.210.1635.21110.43363

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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1BVX2.3519.7715379513924599.930.1770.167420.16580.19924RANDOM21.524
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
r_dihedral_angle_2_deg37.876
r_dihedral_angle_4_deg25.668
r_dihedral_angle_3_deg17.932
r_dihedral_angle_1_deg6.492
r_scangle_it5.281
r_scbond_it3.193
r_mcangle_it1.958
r_angle_refined_deg1.753
r_mcbond_it0.992
r_chiral_restr0.11
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.876
r_dihedral_angle_4_deg25.668
r_dihedral_angle_3_deg17.932
r_dihedral_angle_1_deg6.492
r_scangle_it5.281
r_scbond_it3.193
r_mcangle_it1.958
r_angle_refined_deg1.753
r_mcbond_it0.992
r_chiral_restr0.11
r_bond_refined_d0.019
r_gen_planes_refined0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1001
Nucleic Acid Atoms
Solvent Atoms64
Heterogen Atoms2

Software

Software
Software NamePurpose
HKL-2000data collection
AMoREphasing
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling