X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 9
Temperature 291.0
Details 10% MPEG 5000, 250mM NaCl, 50mM Tris-Hcl, pH 9.0, VAPOR DIFFUSION, SITTING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.18 α = 90
b = 101.7 β = 98.7
c = 55.18 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 MARRESEARCH mirrors 2001-03-30
Diffraction Radiation
Monochromator Protocol
Sagitally Focused Si (111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM30A 1.009112 ESRF BM30A

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
2.34 20 98.9 0.071 0.067 -- 3.0 19408 19303 2.0 0.0 --
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)
2.34 2.39 91.3 -- 0.233 1.5 1.7 1179

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 2.34 20.0 -- 2.0 17893 14779 724 92.2 0.216 0.268 0.19 0.245 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model ISOTROPIC
Mean Isotropic B 36.44
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.4
c_bond_d 0.0065
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3484
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 202

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
CNS Structure Refinement
Software
Software Name Purpose
CNS refinement
AMoRE model building
SCALEPACK data reduction
DENZO data collection