X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.7
Temperature 293.0
Details 2.7 M Ammonium sulphate, 20 mM Tris-Cl, 1 mM EDTA, pH 8.7, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 91.52 α = 90
b = 91.52 β = 90
c = 45.98 γ = 120
Symmetry
Space Group P 6

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS II -- 1998-09-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 -- -- --

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
1.8 15 94.2 0.095 -- -- 3.1 60982 19613 2.0 2.0 18.5
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)
1.8 15.0 89.3 0.249 -- -- 2.0 1079

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
-- 1.8 15.0 3.0 3.0 19600 19600 980 94.3 0.172 0.17 0.169 0.22 random
RMS Deviations
Key Refinement Restraint Deviation
p_angle_d 1.2
p_bond_d 0.0143
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1232
Nucleic Acid Atoms 0
Heterogen Atoms 48
Solvent Atoms 90

Software

Software
Software Name Purpose
FFT model building version: (POINT MUTANT)
REFMAC refinement
DENZO data reduction
SCALEPACK data scaling
FFT phasing version: (POINT MUTANT)