X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5
Temperature 298.0
Details 2M ammonium sulphate, 0.1M sodium citrate, 2% PEG 200, 1% BME, pH 5.0, VAPOR DIFFUSION, HANGING DROP at 298K, temperature 298.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 43.52 α = 90
b = 86.14 β = 90
c = 65.55 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MACSCIENCE -- 1998-09-03
Diffraction Radiation
Monochromator Protocol
Ni FILTER SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ENRAF-NONIUS 1.5418 -- --

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
2 20 98.5 0.091 -- -- 5.3 17049 17049 0.0 0.0 16.7
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.0 2.07 97.2 0.398 -- 4.3 5.3 1661

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
FOURIER SYNTHESIS 2.0 19.54 0.0 0.0 15298 15298 1721 100.0 0.201 0.201 0.1971 0.235 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model isotropic
Mean Isotropic B 19.88
Anisotropic B[1][1] 0.03
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.41
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.38
RMS Deviations
Key Refinement Restraint Deviation
p_xyhbond_nbd 0.168
p_xhyhbond_nbd 0.201
p_bond_d 0.008
p_angle_d 1.212
p_mcbond_it 0.731
p_mcangle_it 1.419
p_scbond_it 1.926
p_scangle_it 3.373
p_plane_restr 0.004
p_chiral_restr 0.074
p_singtor_nbd 3.5
p_multtor_nbd 16.821
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1766
Nucleic Acid Atoms 0
Heterogen Atoms 24
Solvent Atoms 141

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
REFMAC model building
SCALEPACK data reduction
DENZO data collection