X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 6.5
Temperature 277.0
Details 20mg/ml HgCl2, 50mM Tris, 1M NaNO3, 10mM CaCl2, pH 6.5, VAPOR DIFFUSION, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 68.28 α = 90
b = 68.28 β = 90
c = 107.87 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 290
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH Monochromator 1993-10-25
Diffraction Radiation
Monochromator Protocol
Graphite SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE CU K-ALPHA 1.5418 -- --

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
2.2 14 96.0 -- 0.068 -- 4.2 13168 13168 0.0 0.0 26.7

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 2.2 8.0 0.0 0.0 13057 13057 -- -- -- 0.17 0.17 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.53
RMS Deviations
Key Refinement Restraint Deviation
p_planar_d 0.056
p_angle_d 0.023
p_bond_d 0.006
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2058
Nucleic Acid Atoms 0
Heterogen Atoms 2
Solvent Atoms 179

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (TRUNCATE) Data Reduction (data scaling)
AMORE Structure Solution
PROLSQ Structure Refinement
Software
Software Name Purpose
PROLSQ refinement
AMoRE model building
TRUNCATE data reduction
MOSFLM data collection