X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.8
Temperature 285.0
Details 5% PEG 3350 0.1M Tris 10% Tacsimate, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 285K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 100.34 α = 90
b = 100.34 β = 90
c = 162.54 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-1 0.9 SSRL BL9-1

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 50 88.7 0.074 -- -- 8.8 20683 20661 0.0 2.5 51.8
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 2.91 64.4 0.408 -- 3.5 8.9 2002

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
-- 2.8 30.0 2.5 0.0 20683 20642 1002 97.8 -- -- 0.216 0.25 Random
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 57.621
Anisotropic B[1][1] -0.189
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.189
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.378
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.02
c_angle_d 1.657
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4214
Nucleic Acid Atoms 0
Heterogen Atoms 56
Solvent Atoms 23

Software

Software
Software Name Purpose
CNS refinement
PDB_EXTRACT data extraction version: 3.005
ADSC data collection version: Quantum
DENZO data reduction
SCALEPACK data scaling
MOLREP phasing