X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4
Temperature 293.0
Details PEG 6K 20%, 0.075M citric acid, 30% sucrose, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 54.87 α = 90
b = 84.5 β = 90
c = 135.01 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 ADSC QUANTUM 4 -- 2000-06-04
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 -- ESRF ID14-1

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
2.7 67 99.9 0.087 -- -- 3.3 57991 57991 2.0 2.0 53.4
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)
2.7 2.85 99.8 0.256 -- -- 3.4 8553

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
-- 2.7 67.0 2.0 2.0 203083 57991 2899 -- 0.238 0.238 0.238 0.276 same 5% as for 1FQ0
RMS Deviations
Key Refinement Restraint Deviation
c_angle_d 0.013
c_bond_d 0.0063
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4704
Nucleic Acid Atoms 0
Heterogen Atoms 39
Solvent Atoms 137

Software

Software
Software Name Purpose
AMoRE phasing
CNS refinement
MOSFLM data reduction
CCP4 data scaling version: (SCALA)