X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.4
Temperature 277.0
Details HANGING DROP, RESERVOIR: 5% PEG8000, 0.05 M MAGNESIUM ACETATE, 0.09 M SODIUM CACODYLATE, 0.08 M SODIUM SULFATE, PH 6.4, 4 DEG. CELSIUS, vapor diffusion - hanging drop, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 50.9 α = 90
b = 69.1 β = 101.2
c = 93.8 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 277
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGEPLATE MARRESEARCH -- 1996-02
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM1A -- ESRF BM1A

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
2.3 25 83.7 0.069 -- -- 1.6 -- 24128 -- -- --
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)
2.3 2.5 78.6 0.237 -- 3.7 1.6 --

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 2.3 8.0 -- -- -- 24080 2383 83.7 -- 0.188 0.188 0.284 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 25.5
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.486
x_bond_d 0.013
x_angle_deg 1.714
x_dihedral_angle_d 25.68
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3828
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 346

Software

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