X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.5
Details pH 4.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 41.41 α = 90
b = 62.76 β = 90
c = 122.73 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 MACSCIENCE MIRROR 1996-05
Diffraction Radiation
Monochromator Protocol
NI FILTER --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RUH2R -- -- --

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
1.7 15 92.3 -- 0.086 -- 6.0 -- 35260 -- 0.0 --
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)
1.7 1.78 63.6 -- 0.314 4.0 3.0 --

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
MOLECULAR REPLACEMENT 1.7 15.0 -- 0.0 -- 33200 3344 92.3 -- 0.203 0.203 0.269 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 8.44
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.552
x_bond_d 0.013
x_angle_deg 1.661
x_dihedral_angle_d 23.78
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2446
Nucleic Acid Atoms 0
Heterogen Atoms 5
Solvent Atoms 411

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
X-PLOR 3.85 Structure Solution
X-PLOR 3.85 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.85 refinement
X-PLOR version: 3.85 model building