X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6
Temperature 297.0
Details 15% PEG 4000, 0.1M ammonium hydrogen phosphate, 15% ethylene glycol, 0.1M MES pH 6.0, pH 6.00, VAPOR DIFFUSION, HANGING DROP, temperature 297K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 63.61 α = 90
b = 63.61 β = 90
c = 72.24 γ = 120
Symmetry
Space Group P 65 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2000-08-16
Diffraction Radiation
Monochromator Protocol
MIRRORS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 0.9102 EMBL/DESY, HAMBURG X11

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
1.85 32 99.8 0.066 -- -- 23.4 7802 7802 0.0 0.0 37.6
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)
1.85 1.88 99.5 0.613 -- 2.9 7.9 --

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 1.85 32.0 0.0 0.0 7778 7778 826 99.53 0.225 0.225 0.218 0.24 RANDOM R VALUE (WORKING + TEST SET) : 0.22152
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 1.85 1.88 -- 53 -- 0.279 0.313 -- 99.5
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 21.3
Anisotropic B[1][1] 0.08
Anisotropic B[1][2] 0.04
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.08
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.12
RMS Deviations
Key Refinement Restraint Deviation
c_mcbond_it 1.61
c_mcangle_it 2.6
c_angle_deg_na 1.8
c_angle_deg 1.59
c_bond_d_na 0.017
c_bond_d 0.019
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 444
Nucleic Acid Atoms 140
Heterogen Atoms 0
Solvent Atoms 102

Software

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