X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8.3
Details 22% PEG 4000, 50 MM HEPES PH 8.5, 50 MM MGCL2, 10 MM 2-MERCAPTOETHANOL, 23% MG/ ML PROTEINA, pH 8.3

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 83.48 α = 90
b = 85.37 β = 90
c = 140.06 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 345 mm plate -- --
Diffraction Radiation
Monochromator Protocol
SI (111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ELETTRA BEAMLINE 5.2R -- ELETTRA 5.2R

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
2.37 30 83.9 0.062 -- -- 4.6 -- 36746 -- 0.0 --
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)
2.37 2.64 45.0 0.146 -- 4.2 3.9 --

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 2.4 30.0 -- 2.0 -- 33030 -- 89.9 -- 0.204 0.204 0.28 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.015
x_dihedral_angle_d 28.48
x_improper_angle_d 1.376
x_angle_deg 3.318
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7184
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 286

Software

Software
Software Name Purpose
AMoRE phasing
X-PLOR refinement version: 3.8.5
MOSFLM data reduction
CCP4 data scaling version: (SCALA)