X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details 100MM TRIS-HCL PH 7.0, 25% PEG 6000, PROTEIN CONCENTRATION = 3 MG/ML.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 103.08 α = 90
b = 106.33 β = 92.37
c = 76.1 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-03-15
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ENRAF-NONIUS FR591 -- -- --

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
3.4 24 67.5 0.197 -- -- 1.7 -- 15208 -- -- --
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)
3.4 3.5 67.7 0.457 -- 1.6 1.5 --

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 3.4 21.0 -- 0.0 -- 15192 750 67.5 -- -- 0.249 0.27 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
p_chiral_restr 0.015
p_angle_d 0.027
p_plane_restr 0.009
p_bond_d 0.011
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 12544
Nucleic Acid Atoms 0
Heterogen Atoms 8
Solvent Atoms 0

Software

Software
Software Name Purpose
CCP4 refinement
MOSFLM data reduction
SCALA data scaling
CCP4 phasing