X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 16% PEG 8000, 100MM NA-CACODYLATE (PH 6.5)

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 80.6 α = 90
b = 80.6 β = 90
c = 158.5 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR SIEMENS -- 1997-02-01
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
2.2 50 99.0 0.085 -- -- 2.5 -- 29374 -- -- --
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)
2.2 2.4 97.0 -- -- -- -- --

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 2.3 6.0 -- 0.0 -- 14929 1500 83.0 -- 0.17 0.17 0.24 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 25.0
RMS Deviations
Key Refinement Restraint Deviation
x_angle_deg 1.78
x_bond_d 0.012
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3321
Nucleic Acid Atoms 0
Heterogen Atoms 64
Solvent Atoms 410

Software

Software
Software Name Purpose
X-PLOR model building
X-PLOR refinement version: 3.1
X-GEN data reduction
X-GEN data scaling
X-PLOR phasing