X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.9
Details PROTEIN WAS CRYSTALLISED FROM 0.1M MES PH5.9,60MM MAGNESIUM ACETATE AND 25-30% PEG 8000, pH 5.90

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 64.5 α = 90
b = 65.5 β = 90
c = 155.2 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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
1.72 21.88 97.2 -- 0.036 -- 2.8 -- 70418 -- -- --
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)
1.72 1.77 81.3 -- 0.162 3.7 2.5 --

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
MIR 1.72 12.0 -- 0.0 -- 66619 -- 98.66 -- -- 0.171 0.208 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 22.55
RMS Deviations
Key Refinement Restraint Deviation
p_plane_restr 0.007
p_chiral_restr 0.01
p_bond_d 0.011
p_angle_d 0.011
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4216
Nucleic Acid Atoms 0
Heterogen Atoms 18
Solvent Atoms 415

Software

Software
Software Name Purpose
RESTRAIN refinement
MOSFLM data reduction
Agrovata data scaling
MLPHARE phasing