X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.6
Details 0.2 M AMMONIUM SULPHATE, 20% M-PEG 5K, 0.1M SODIUM ACETATE PH 4.6, 16% GLYCEROL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 46.67 α = 86.47
b = 55.08 β = 84.37
c = 61.65 γ = 64.91
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD -- 2002-11-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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 45 93.5 0.096 -- -- 7.4 -- 26342 -- -- 2.595
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)
2.2 2.32 93.1 0.36 -- 1.9 7.2 --

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 25.0 -- 0.0 26324 26324 -- 93.5 0.211 -- -- -- RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model TNT BCORREL
RMS Deviations
Key Refinement Restraint Deviation
t_angle_deg 0.801
t_it 1.2
t_dihedral_angle_d 19.59
t_trig_c_planes 0.01
t_gen_planes 0.018
t_nbd 0.059
t_bond_d 0.007
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3930
Nucleic Acid Atoms 0
Heterogen Atoms 80
Solvent Atoms 261

Software

Software
Software Name Purpose
SHARP model building
TNT refinement version: 5F
SCALA data scaling
MOLREP phasing
BUSTER phasing
TNT phasing
SHARP phasing
DM phasing
SOLOMON phasing
SIGMAA phasing