X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Method
pH 7.2
Temperature 293.0
Details 50 mM Tris Buffer, MPD,70% MPD reservoir,17-20Mg/ml prot,5 mM CaCl2, 1 microlitre of anisic acid, pH 7.2, vapor diffusion method, temperature 293.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 46.61 α = 90
b = 46.61 β = 90
c = 102.68 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 2003-01-28
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE OTHER -- -- --

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
2.6 19.8 92.0 0.151 -- -- 5.8 4108 3957 -- 0.0 33.3
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)
2.6 2.69 94.9 0.263 -- -- -- 392

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
-- 2.6 19.8 0.0 0.0 4108 3957 240 89.0 -- -- 0.187 0.241 --
RMS Deviations
Key Refinement Restraint Deviation
protein_rep.param (CNS 1.1) 0.006
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 954
Nucleic Acid Atoms 0
Heterogen Atoms 12
Solvent Atoms 43

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
MOLECULAR REPLACEMENT Structure Solution
CNS 1.1 Structure Refinement
Software
Software Name Purpose
CNS version: 1.1 refinement
Molecular version: placement technique model building
DENZO version: suite of packages data reduction
DENZO data collection