X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details 8% PEG 3350, 0.1M HEPES PH 7.5, 0.05M AMMONIUM ACETATE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 53.14 α = 90
b = 70.31 β = 90
c = 71.7 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM-4 -- 2001-06-10
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX14.2 -- SRS PX14.2

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
1.9 23.9 91.0 0.07 -- -- 2.2 -- 14259 -- 2.0 25.9
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)
1.9 2.0 72.3 0.38 -- 2.5 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 1.9 200.0 -- 0.0 -- 19661 980 -- -- -- 0.2295 0.2928 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 1.9 1.93 -- -- -- 0.3843 0.5829 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 35.4
Anisotropic B[1][1] 7.03
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -15.451
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 8.42
RMS Deviations
Key Refinement Restraint Deviation
c_mcangle_it 2.02
c_scbond_it 2.32
c_angle_deg 1.234
c_mcbond_it 1.42
c_bond_d 0.006241
c_scangle_it 2.86
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2182
Nucleic Acid Atoms 0
Heterogen Atoms 30
Solvent Atoms 123

Software

Software
Software Name Purpose
CNX refinement version: 2000
MOSFLM data reduction
SCALA data scaling
AMoRE phasing