X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 290.0
Details 0.75-0.9 M SODIUM POTASSIUM TARTRATE, 50 MM MES SODIUM, pH 6.50, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 75.93 α = 90
b = 83.94 β = 90
c = 35.3 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-11-08
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON LURE BEAMLINE DW32 -- LURE DW32

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 38.1 93.0 0.143 -- -- 3.8 10968 10757 -- 3.0 14.1
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)
2.22 2.34 89.2 0.398 -- 2.4 1.9 --

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
MR 2.2 38.1 -- 0.0 10968 10757 558 93.0 -- 0.237 0.219 0.279 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.4
RMS Deviations
Key Refinement Restraint Deviation
p_special_tor 0.0
p_transverse_tor 27.1
p_staggered_tor 15.5
p_planar_tor 2.1
p_xyhbond_nbd 0.179
p_multtor_nbd 0.238
p_bond_d 0.005
p_angle_d 0.022
p_angle_deg 1.5
p_planar_d 0.018
p_mcbond_it 1.029
p_mcangle_it 1.651
p_scbond_it 2.919
p_scangle_it 3.958
p_plane_restr 0.0151
p_chiral_restr 0.077
p_singtor_nbd 0.179
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1412
Nucleic Acid Atoms 0
Heterogen Atoms 6
Solvent Atoms 149

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
AMORE Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
AMORE model building