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 10% GLYCEROL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 53.1 α = 78.39
b = 51.89 β = 83.66
c = 64.12 γ = 63.22
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 -- 2001-07-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-2 -- ESRF ID14-2

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
2.8 40 99.0 0.135 -- -- 6.37 -- 14573 -- -- 16.0
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)
2.8 2.9 98.4 0.388 -- 3.43 -- --

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 2.3 28.0 -- 0.0 14560 14560 -- 98.9 0.254 -- -- -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model TN BCORREL
RMS Deviations
Key Refinement Restraint Deviation
t_gen_planes 0.012
t_angle_deg 0.608
t_bond_d 0.005
t_dihedral_angle_d 20.99
t_nbd 0.126
t_trig_c_planes 0.008
t_it 2.715
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3901
Nucleic Acid Atoms 0
Heterogen Atoms 22
Solvent Atoms 33

Software

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