X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.5
Temperature 277.0
Details PEG 4000, ammonium sulfate, calcium chloride, potassium phosphate, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 277.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.75 α = 90
b = 59.38 β = 90
c = 45.14 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 282.5
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MACSCIENCE -- 1998-01-08
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE MACSCIENCE -- -- --

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
1.75 30 90.4 0.092 -- -- 4.3 12140 10970 -- -- --
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)
1.75 1.81 87.8 0.375 -- -- -- --

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
-- 1.8 8.0 -- 2.0 9276 8323 953 84.7 -- -- 0.189 0.241 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
x_angle_deg 1.256
x_bond_d 0.006
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1003
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 64

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
X-PLOR Structure Solution
X-PLOR 3.851 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.851 refinement
X-PLOR model building
SCALEPACK data reduction
DENZO data collection