X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 1.8M LITHIUM SULPHATE, 100MM TRIS/HCL (PH8.5), (5MM FERROUS SULPHATE, 70 MM ACOV, 50MG/ML IPNS), pH 7.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 46.75 α = 90
b = 71.12 β = 90
c = 100.93 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH TOROIDAL MIRROR 1998-12-12
Diffraction Radiation
Monochromator Protocol
DIAMOND SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-3 -- ESRF ID14-3

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
1.55 58.14 89.8 0.076 -- -- 4.0 -- 44289 -- -- 11.416
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)
1.55 1.63 81.6 0.333 -- 2.2 3.4 --

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 1.55 25.0 -- 0.0 -- 42532 1743 89.3 -- -- 0.184 0.204 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 12.824
RMS Deviations
Key Refinement Restraint Deviation
p_angle_d 0.024
p_mcbond_it 0.982
p_bond_d 0.008
p_scangle_it 2.329
p_mcangle_it 1.43
p_scbond_it 1.534
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2634
Nucleic Acid Atoms 0
Heterogen Atoms 30
Solvent Atoms 288

Software

Software
Software Name Purpose
REFMAC refinement
MOSFLM data reduction
SCALA data scaling