X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Microbatch
pH 6.75
Temperature 23.0
Details 27% ME-PEG 5000, 267 mM NaCl, 50 mM Mes, 15-20 mg/ml protein, pH 6.75, micro batch, temperature 23K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 56.1 α = 90
b = 70 β = 90
c = 80.4 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 SBC -- 1999-12-07
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-ID -- APS 19-ID

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
1.65 30 99.0 0.069 -- -- 11.4 36924 420933 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)
1.65 1.71 98.4 0.294 -- -- 11.0 --

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
-- 1.65 30.0 0.0 0.0 36924 36924 1846 99.0 0.195 0.195 0.195 0.265 Random
RMS Deviations
Key Refinement Restraint Deviation
t_bond_d 0.014
t_angle_deg 2.03
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2281
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 351

Software

Software
Software Name Purpose
SOLVE phasing
TNT refinement
DENZO data reduction
SCALEPACK data scaling