X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.2
Details BATCH CRYSTALLISATION, OXYHB (75-90 MG/ML) IN 50MM POTASSIUM PHOSPHATE (PH 7.2), 22-28% PEG 8000 AND A 5 MOLAR EXCESS OF THE ALLOSTERIC EFFECTOR IHP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 97.05 α = 90
b = 99.5 β = 90
c = 66.11 γ = 90
Symmetry
Space Group P 21 21 2 A

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 277.15
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU IMAGE PLATE -- --
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 -- -- --

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
2.1 50 95.0 0.09 -- -- 4.5 -- 35441 -- -- --
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)
2.1 2.25 85.0 0.309 -- 2.3 4.1 --

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
MOLECULAR REPLACEMENT 2.1 10.0 -- 0.0 -- 24327 1216 95.0 -- 0.195 0.199 0.221 RANDOM
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4384
Nucleic Acid Atoms 0
Heterogen Atoms 180
Solvent Atoms 205

Software

Software
Software Name Purpose
PROLSQ refinement
MOSFLM data reduction
ROTAVATA data scaling
PROLSQ phasing