X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 298.0
Details 1.1 M Na,K Tartrate, 100 mM HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 74.23 α = 90
b = 74.23 β = 90
c = 190.98 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 150
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV -- 1998-10-21
Diffraction Radiation
Monochromator Protocol
Double focusing mirrors, (Ni + Pt) + Ni filters SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 1.54 -- --

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
3.1 40 97.5 0.118 -- -- 1.95 11311 11311 0.0 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)
3.1 3.21 98.1 0.378 -- -- -- --

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 3.1 40.0 -- 2.0 11311 10252 519 -- -- -- 0.219 0.317 5% of all reflections were flagged
RMS Deviations
Key Refinement Restraint Deviation
x_angle_deg 1.054
x_bond_d 0.005
x_dihedral_angle_d 30.982
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4018
Nucleic Acid Atoms 0
Heterogen Atoms 85
Solvent Atoms 20

Software

Software
Software Name Purpose
R-AXIS data collection
SCALEPACK data scaling
X-PLOR model building
X-PLOR refinement version: 3.851
R-AXIS data reduction
X-PLOR phasing