X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details RESERVOIR SOLUTION: 10% ISO-PROPANOL, 100MM SODIUM CITRATE 50MM HEPES PH 7.5. THE DROPS WERE SET UP USING THE HANGING DROP METHOD AND WERE COMPOSED OF A 2:1 RATIO OF PROTEIN AND RESERVOIR SOLUTIONS.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 58.4 α = 90
b = 65.01 β = 95.65
c = 71.18 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH MIRRORS --
Diffraction Radiation
Monochromator Protocol
DOUBLE CRYSTAL SI 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 -- ESRF ID14-4

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
2.8 12.5 67.0 0.048 -- -- 7.6 -- 8875 -- -- 48.2
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)
2.8 2.87 68.8 0.151 -- -- -- --

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 2.8 12.5 -- 0.0 -- 8875 -- 67.0 -- 0.24 0.217 0.343 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
p_angle_d 0.044
p_bond_d 0.02
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4027
Nucleic Acid Atoms 0
Heterogen Atoms 42
Solvent Atoms 1

Software

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