POWDER DIFFRACTION Experimental Data


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Grinding
pH 6.37
Temperature 300.0
Details saturated ammonium sulphate, sodium dihydrogen phosphate, dipotassium phosphate, powder slurry in 1.5mm capillary, 4mm long, pH 6.37, grinding, temperature 300K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 64.41 α = 90
b = 30.19 β = 105.83
c = 34.95 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 300
Diffraction Detector
Detector Diffraction Type Details Collection Date
SCINTILLATOR -- 2MM X 8MM BEAM ANALYZER : GE(111) 1998-03-20
Diffraction Radiation
Monochromator Protocol
DOUBLE SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X3B1 -- NSLS X3B1

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
3.31 47.06 100.0 -- -- -- 1.0 2088 2088 0.0 0.0 --

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
-- 3.31 47.06 -- 0.0 2088 2088 -- 100.0 0.035 0.035 -- -- R-factor on F**2 extracted from powder data during Rietveld refinement
RMS Deviations
Key Refinement Restraint Deviation
o_bond_d 0.023
o-torsion_pseudopotentials 1.41
o-torsion_deg 4.33
o_angle_deg 1.63
o-antibump (A) 0.049
o-chiral volume A**3 0.153
o-Hbond (A) 0.199
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1217
Nucleic Acid Atoms 0
Heterogen Atoms 44
Solvent Atoms 0

Software

Software
Software Name Purpose
GSAS refinement
PROCESS data scaling