X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8.5
Details 20% (W/V) PEG 4000, 0.2M SODIUM ACETATE, 0.1M TRIS HCL PH 8.5, TEMPERATURE 4 DEGREES CENTIGRADE PROTEIN CONCENTRATION 10 MG/ML TIME 3 TO 4 DAYS

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 59.89 α = 90
b = 59.89 β = 90
c = 91.23 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- 1999-05-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
1.9 22.25 99.8 0.061 -- -- 14.0 -- 115148 -- -- --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MIR 1.9 22.0 -- 0.0 -- 14642 717 99.8 -- 0.226 0.226 0.259 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 41.6546
Anisotropic B[1][1] -5.007
Anisotropic B[1][2] -0.447
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -5.007
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 10.013
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 1.41547
c_bond_d 0.029
c_angle_deg 2.2823
c_dihedral_angle_d 23.0929
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.3
Luzzati Sigma A (Observed) 0.24
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.33
Luzzati Sigma A (R-Free Set) 0.25
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 991
Nucleic Acid Atoms 0
Heterogen Atoms 17
Solvent Atoms 111

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
SOLVE Structure Solution
CNS 0.9 Structure Refinement
Software
Software Name Purpose
CNS version: 0.9 refinement
SOLVE model building