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 -- 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
OTHER 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_bond_d 0.007
t_angle_deg 0.801
t_dihedral_angle_d 19.59
t_trig_c_planes 0.01
t_gen_planes 0.018
t_it 1.2
t_nbd 0.059
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

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
MOLREP, BUSTER, TNT, SHARP, DMMULTI, SOLOMON, SIGMAA Structure Solution
TNT 5F Structure Refinement
Software
Software Name Purpose
TNT version: 5F refinement
SIGMAA model building
SOLOMON model building
DMMULTI model building
SHARP model building
TNT model building
BUSTER model building
MOLREP model building