X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6
Temperature 290.0
Details PEG 6000, sodium acetate, sodium chloride , pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 290.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 31.3 α = 90
b = 41.6 β = 90
c = 77.1 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-09-21
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON LURE BEAMLINE D41A -- LURE D41A

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
1.66 18 95.4 0.056 -- -- 12.5 11689 11689 0.0 0.0 30.8
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)
1.66 1.72 84.7 0.352 -- -- 8.9 1015

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
MIR 1.66 18.0 0.0 0.0 11689 11689 602 95.4 0.207 0.207 0.191 0.249 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
p_scangle_it 4.916
p_scbond_it 3.397
p_mcangle_it 2.864
p_bond_d 0.017
p_angle_d 0.016
p_planar_d 0.022
p_plane_restr 0.0116
p_chiral_restr 0.185
p_singtor_nbd 0.149
p_multtor_nbd 0.162
p_special_tor 0.0
p_planar_tor 4.9
p_staggered_tor 13.7
p_transverse_tor 27.4
p_mcbond_it 1.814
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 626
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 49

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
MLPHARE, DM Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
DM model building
MLPHARE model building
SCALEPACK data reduction
DENZO data collection