X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 297.0
Details PEG 8000, PEG 1000, glycerol, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 297K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 100.01 α = 90
b = 129.4 β = 90
c = 176.09 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2000-08-21
Diffraction Radiation
Monochromator Protocol
wiggler SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 1.05 EMBL/DESY, HAMBURG X11

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
1.96 50 96.0 0.045 0.045 -- 4.7 163858 157249 3.0 3.0 20.4
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)
1.96 2.03 84.4 0.254 0.304 2.6 3.7 13719

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 1.96 6.0 0.0 0.0 163858 135847 15691 96.0 -- 0.236 0.195 0.249 random
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model isotropic
Mean Isotropic B 20.4
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 22.6
c_improper_angle_d 0.78
c_angle_deg 1.2
c_bond_d 0.007
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.31
Luzzati Sigma A (Observed) 0.26
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.37
Luzzati Sigma A (R-Free Set) 0.3
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 14696
Nucleic Acid Atoms 0
Heterogen Atoms 88
Solvent Atoms 943

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
CNS 1.1 Structure Refinement
Software
Software Name Purpose
CNS version: 1.1 refinement
CNS model building
SCALEPACK data reduction
DENZO data collection