X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 298.0
Details 2.3-3.2M Ammonium sulphate, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 142.81 α = 90
b = 142.81 β = 90
c = 58.46 γ = 90
Symmetry
Space Group I 4

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 277
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-09-10
Diffraction Radiation
Monochromator Protocol
Si 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON LNLS BEAMLINE D03B-MX1 1.38 LNLS D03B-MX1

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
2.2 13 95.1 -- 0.113 -- 2.12 -- 60395 -- -- 23.13
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)
2.2 2.25 96.6 0.42 -- -- 1.82 1914

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 2.2 13.0 -- 0.0 53732 30146 1368 -- -- -- 0.162 0.246 Random
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Overall
Mean Isotropic B 23.4
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.011
p_angle_d 0.033
p_planar_d 0.036
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3671
Nucleic Acid Atoms 0
Heterogen Atoms 5
Solvent Atoms 441

Software

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