X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.2
Details 900MM AMMONIUM SULPHATE ON 100MM MES, PH 6.2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 167.85 α = 90
b = 167.85 β = 90
c = 167.85 γ = 90
Symmetry
Space Group P 43 3 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 99
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X25 -- NSLS X25

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
2.6 40 100.0 0.7 -- -- 14.2 -- 24636 -- -- --
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)
2.6 2.7 100.0 0.35 -- -- -- --

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
OTHER 2.6 20.0 -- 0.0 -- 24601 739 96.8 -- 0.22 0.22 0.25 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 44.9
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.008
c_angle_deg 1.7
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2360
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 70

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CCP4, AMORE Structure Solution
CNS 5.0 Structure Refinement
Software
Software Name Purpose
CCP4 model building
DENZO data collection
AMORE model building
CNS version: 5.0 refinement
SCALEPACK data reduction