X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 292.0
Details 30-40% MPD, 0.1 M Tris-HCl pH 8.0, 0.05 M CaCl2, VAPOR DIFFUSION, HANGING DROP, temperature 292K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 177.16 α = 90
b = 169.24 β = 114.1
c = 185.44 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 1999-08-14
Diffraction Radiation
Monochromator Protocol
Si 111 CHANNEL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 14-BM-C 1.0 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
3.21 50 99.5 0.032 -- -- 3.9 78427 78035 0.0 -3.0 --
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)
3.21 3.24 100.0 0.198 -- -- 3.8 2043

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 and MIR 3.2 9.0 -- 3.0 74252 73153 3680 98.5 0.36 0.2866 0.2844 0.3014 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 3.2 3.22 69473 73 1276 0.2835 0.3341 -- 99.8
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model individual, restrained between neighbours
Mean Isotropic B 46.9935
Anisotropic B[1][1] -13.598
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -3.231
Anisotropic B[2][2] -7.115
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 20.713
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 9.0E-4
x_angle_deg 1.6
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 25236
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 0

Software

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