X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details 60% 2-METHYLPENTAN-2,4 DIOL, pH 8.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 53.11 α = 90
b = 75.1 β = 90
c = 137.13 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- 1998-07-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE -- -- -- --

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
3.2 25 91.8 0.158 -- -- 4.4 -- 10103 -- -- 30.0
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)
3.2 3.27 63.4 0.286 -- 5.7 9.0 --

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 3.2 11.0 -- 1.0 -- 8957 826 96.5 -- 0.191 0.191 0.217 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 3.34 -- 77 932 0.215 0.283 -- 87.7
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 9.5
RMS Deviations
Key Refinement Restraint Deviation
x_angle_deg 1.9
x_mcbond_it 2.1
x_mcangle_it 2.2
x_scbond_it 3.0
x_bond_d 0.015
x_scangle_it 2.9
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.34
Luzzati Resolution Cutoff (Low) 11.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3938
Nucleic Acid Atoms 0
Heterogen Atoms 64
Solvent Atoms 105

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing
X-PLOR refinement version: 3.843