X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details AMMONIUM SULFATE, LITHIUM SULFATE, CITRATE PH=6.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 57.49 α = 90
b = 57.49 β = 90
c = 86.49 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-08-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7B -- EMBL/DESY, Hamburg BW7B

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
1.8 18 99.9 -- 4.9 -- 7.4 -- 14102 -- -- --
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)
1.8 1.82 99.8 -- 36.2 5.6 7.1 --

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
MIRAS 1.8 10.0 -- 2.0 -- 13993 693 99.9 -- -- 0.175 0.244 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 30.2
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.017
p_planar_tor 4.6
p_plane_restr 0.02
p_angle_d 0.032
p_staggered_tor 16.2
p_transverse_tor 17.0
p_chiral_restr 0.146
p_mcbond_it 3.868
p_singtor_nbd 0.197
p_mcangle_it 4.691
p_multtor_nbd 0.301
p_scbond_it 4.43
p_planar_d 0.038
p_xyhbond_nbd 0.199
p_scangle_it 6.004
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 965
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 140

Software

Software
Software Name Purpose
SOLVE phasing
REFMAC refinement
DENZO data reduction
SCALEPACK data scaling