X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details pH 7.4

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 82.23 α = 90
b = 99.39 β = 98.29
c = 84.48 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 93
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD -- -- 2001-03-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 14-BM-C -- APS 14-BM-C

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
2.6 100 86.0 -- 0.034 -- 3.0 -- 35634 -- -- --
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 60.0 -- 0.22 10.0 2.0 --

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 2.65 100.0 -- 0.0 -- 34548 3465 88.0 -- -- 0.213 0.249 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.65 2.67 -- 38 401 0.3068 0.3347 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 31.9
Anisotropic B[1][1] 2.01
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.29
Anisotropic B[2][2] -10.981
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 8.971
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 0.979
c_angle_deg 1.3
c_bond_d 0.008
c_dihedral_angle_d 22.4
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.341
Luzzati Resolution Cutoff (Low) 5.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 10392
Nucleic Acid Atoms 0
Heterogen Atoms 36
Solvent Atoms 125

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE, CNS Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
CNS model building
AMORE model building
CNS version: 1.0 refinement