X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6
Temperature 321.0
Details 10% isopropanol 0.1 M MES, 0.2-0.4 M Ca(OAc)2, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 321.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 109.36 α = 90
b = 109.36 β = 90
c = 101.5 γ = 90
Symmetry
Space Group P 42 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 synchrotron Si monochromator + Osmic mirrors 2000-03-22
Diffraction Radiation
Monochromator Protocol
Si 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X9B 0.9879 NSLS X9B

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
2.32 74 81.0 0.1 -- -- 1.9 49157 39896 4.0 4.0 18.0
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)
2.32 2.45 96.4 0.43 -- 2.2 1.8 7609

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
MIR 2.35 100.0 0.0 0.0 43317 33478 2285 97.0 0.21 0.17 0.2 0.23 random 5%
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 2.35 100.0 33478 2285 -- 0.2 0.23 0.02 77.0
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model isotropic per atom
Mean Isotropic B 33.0
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.0
s_from_restr_planes 0.34
s_anti_bump_dis_restr 0.014
s_bond_d 0.009
s_angle_d 0.04
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2793
Nucleic Acid Atoms 0
Heterogen Atoms 46
Solvent Atoms 236

Software

Software
Software Name Purpose
SOLVE phasing
SHELXL-97 refinement
DENZO data reduction
SCALEPACK data scaling