X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.8
Details 2M AMMONIUM SULFATE, AND 5% ISOPROPANOL, pH 7.80

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.08 α = 90
b = 88.29 β = 90
c = 93.59 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1997-12-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON LURE BEAMLINE DW32 -- LURE DW32

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
1.83 15 96.1 -- 0.063 -- 2.8 -- 30278 -- -- 32.9
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)
1.83 1.86 96.9 -- 0.167 3.85 2.7 --

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
OTHER 1.83 15.0 -- 0.0 -- 28716 1538 96.1 -- -- 0.217 0.258 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 43.8
RMS Deviations
Key Refinement Restraint Deviation
p_special_tor 15.0
p_transverse_tor 14.8
p_staggered_tor 16.5
p_planar_tor 3.5
p_xyhbond_nbd 0.122
p_multtor_nbd 0.258
p_bond_d 0.015
p_angle_d 0.027
p_planar_d 0.036
p_mcbond_it 1.778
p_mcangle_it 2.558
p_scbond_it 3.12
p_scangle_it 4.222
p_singtor_nbd 0.191
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2351
Nucleic Acid Atoms 0
Heterogen Atoms 22
Solvent Atoms 197

Software

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