X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details HANGING DROP (10 MG/ML OF PROTEIN) WITH A RESERVOIR OF 0.1 M SODIUM CACODYLATE PH 6.5, 200 MM CALCIUM ACETATE, 1 MM BETA-MERCAPTOETHANOL, 14-18% PEG 8000

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 96.7 α = 90
b = 96.7 β = 90
c = 152.7 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
MULTIWIRE AREA DETECTOR SIEMENS -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE SIEMENS -- -- --

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
3.2 29.7 98.9 -- 0.144 -- 4.3 -- 11399 -- -- --
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)
3.2 3.4 95.8 -- 0.364 -- 3.1 --

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
DIFFERENCE FOURIER 3.2 29.7 -- 0.0 -- 11396 773 90.7 -- 0.19 0.19 0.245 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED GROUPED B FACTORS
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.45
x_bond_d 0.012
x_angle_deg 1.79
x_dihedral_angle_d 23.32
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5400
Nucleic Acid Atoms 0
Heterogen Atoms 94
Solvent Atoms 0

Software

Computing
Computing Package Purpose
XENGEN Data Reduction (intensity integration)
XENGEN Data Reduction (data scaling)
X-PLOR 3.1 Structure Solution
X-PLOR 3.1 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.1 refinement
X-PLOR version: 3.1 model building