X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.2
Temperature 294.0
Details 0.75-1.5% PEG8000, 8 mM CaCl2, 20 mM bis-Tris pH 6.2, VAPOR DIFFUSION, HANGING DROP, temperature 294K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 266.17 α = 90
b = 250.12 β = 94.11
c = 379.1 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD PRINCETON 2K -- 1999-01-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE F1 -- CHESS F1

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 50 37.4 0.108 -- -- -- 584157 358402 -- -- --
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)
3.0 3.11 36.8 0.15 -- -- -- 34921

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
-- 3.0 9.0 -- 3.0 584157 358402 0 55.3 -- 0.245 -- -- --
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.010194
c_angle_deg 1.66476
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4350
Nucleic Acid Atoms 0
Heterogen Atoms 2
Solvent Atoms 0

Software

Software
Software Name Purpose
DENZO data reduction
SNP data reduction
GLRF phasing
TRANSF model building
ENVELOPE model building
CNS refinement version: 0.5
SNP data scaling
TRANSF phasing
ENVELOPE phasing