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The Compact Solution
for High-Throughput
Nanostructure Analysis
SAXSpace
Product name
The SAXSpace system for the lab is the workhorse for
routine analysis of multiple samples, in particular biological
samples (BioSAXS), surfactants, and nanoparticle
dispersions. Combined with state-of-the-art software and
data analysis, SAXSpace ensures fast and straightforward
investigations of multiple nanostructured samples.
More than 60 years of SAXS expertise are the basis for
a versatile instrument built for high-throughput routine
measurements and fast analysis of your nanostructured
materials.
Brilliance your way
SAXSpace is a robust lab-scale SAXS/WAXS system
meeting the highest demands:
- Excellent resolution at a compact size: q
min : 0.03 nm -1
- Short measurement time and the highest SAXS/WAXS data quality
- High sample throughput: up to 192 liquid samples
- High system uptime and easy operation
SAXSpace: The reliable partner
for routine SAXS and WAXS analysis
1957
First commercial SAXS analyzer
)2$`EA? 1981
Kratky Compact Camera 2003
SAXSess
60 years of innovation in SAXS
SAXSpace
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2003
SAXSess 2012
SAXSpace 2015
SAXSpoint 2017
SAXSpoint 2.0
Powerful X-rays – fast results
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by AXO Dresden. This combination ensures a highly
intense and monochromatic X-ray beam.
The well-proven scatterless block collimation concept,
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“founding father“ Otto Kratky in the 1950s, provides a
well-defined and intense X-ray beam which illuminates
a large sample volume. In consequence you benefit
from a very short measurement time and a high
signal-to-noise ratio, resulting in high-quality
representative SAXS and WAXS data.
Optimized for high-throughput
screening
SAXSpace is your laboratory workhorse for fast
measurement and routine analysis of multiple samples.
The ASX autosamplers provide fast and precise
sample transport, efficient cleaning procedures,
and allow you to measure up to 192 liquid samples
automatically and unsupervised.
This speeds up your routine analysis, in particular
of proteins in solution (BioSAXS) and nanoparticle
dispersions.
Furthermore, SAXSpace features various other sample
stages and holders for ambient and non-ambient
SAXS and WAXS studies of many nanomaterials.
Features
SAXS and WAXS in one go
Get all information from the same sample.
The TrueSWAXS feature collects scattering data from
small to wide angles simultaneously and continuously.
This unique functionality is based on precise
component movements along the X-ray beam axis
and therefore allows you to access a scattering angle
range from the smallest angles up to 60° 28?(" .
Rely on uniform resolution and reliable results without
bothering about time-consuming realignment or
changing the detector position.
Dedicated software
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data requires optimized and powerful software
packages. Make use of the user-friendly and
comprehensive SAXSdrive™ and SAXSanalysis™
software packages for data acquisition as well as for
data processing and analysis. Create automated serial
measurements easily, including automated sampling,
temperature scans, etc., and analyze large scattering
data sets by using customizable templates.
Gold standard in detector
technology
SAXSpace employs the latest hybrid photon counting
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high-resolution Mythen2 R-series and EIGER R-series
detectors combine direct X-ray detection in single
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and the highest spatial resolution.
Both detectors are fully integrated in the SAXSpace
system hardware and software so you can easily run
automated SAXS and WAXS measurements in one
system.
BioSAXS analysis
Determining radius of gyration, particle
volume/mass and folded/unfolded status
Guinier analysis and Kratky plot
The Guinier method analyzes the scattering curve at
small angles and determines two SAXS invariants:
- The radius of gyration (RG) is calculated from the
initial slope and is proportional to the particle size.
- The extrapolated intensity at zero scattering angle
I(0) is used to determine the particle volume which
is proportional to the particle mass.
Structural studies of macromolecules
Small-angle X-ray scattering studies of biological
materials provide unique structural information and
therefore complement other techniques, such as protein
crystallography, nuclear magnetic resonance (NMR),
and electron microscopy (Cryo-TEM).
Challenge
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biomolecule, which often is a challenge. The required
“frozen”, i.e. crystallized, state of a sample leaves
essential questions unanswered:
- How is the sample’s structure influenced by its
natural environment?
- Which dynamic processes is the sample
involved in?
NMR and SAXS answer these questions, but while
NMR delivers high-resolution structure information, its
signal is often so complex that it cannot be interpreted
without further input.
Solution
With SAXS, biological macromolecules and their
complexes are investigated in solution, i.e. under
physiological conditions. Analyzing samples in their
native state is essential to study dynamic processes,
such as structural changes upon ligand binding or
protein folding/unfolding upon environmental changes.
Results:
- Size and shape of biological macromolecules
- 3D envelopes of proteins or protein complexes
- Degree of aggregation
- Mass analysis
- Folding and unfolding of proteins (Kratky plot)
- 5#QY#0!??g2ywHP#??cda?%6w??
parameters
- Structure changes due to ligand binding
In the spotlight: BioSAXS
Scattering vector q [ nm -1]
Scattered intensity I(q )
Shape
Overall foldAtomic structure
Structural information of a scattering curve
The Kratky plot provides information about protein
folding and unfolding. In the I(q) q² vs. q (Kratky) plot
- the signal of an unfolded protein runs into a
plateau
- a folded, i.e. compact, protein exhibits a distinct
maximum.
Polymers, fibers
Porous materials
Liquid crystals
Pharmaceuticals
Surfactants, emulsions
Biological samples
(BioSAXS)
Colloidal dispersions
Application fields
Calculating 3-dimensional envelopes, particles' size,
shape, and internal structure
Fourier transformation
The Fourier transformation of SAXS curves uncovers
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Distance Distribution Function which allows you to extract
valuable information about the particles’ size, shape, and
internal structure.
Based on experimental small-angle scattering data of
randomly ordered dispersed particles, 3-dimensional
low-resolution shapes can be calculated by using ab-initio
methods. These “envelopes” visualize the protein shape and
the folding of the protein backbones.
Model the structure of complex assemblies
Information obtained by other techniques (e.g. protein
crystallography) can be combined with SAXS data to
determine the relative orientation and placement of individual
domains in a complex.
This process is known as rigid body modeling. It enables
you to find structures of complexes that best fit your
experimental data. For example, the structure of a protein
complex can be solved with the aid of the constituting
proteins’ crystal structure.
1) Franke, D., Svergun, D.I., J. Appl. Cryst. 42 (2009) 342 ff. 2) Svergun, D.I. et al., J. Appl. Cryst. 45 (2012) 342 ff. 3) Madl, T. et al., Molecular Cell 53 (2014) 941 ff.
Lysozyme 3D envelope, calculated with DAMMIF 1
CORAL 2 rigid body model of the Hsp90-GR-p23 complex 3
Dedicated software – ensuring the
best SAXS/WAXS results
The SAXSpace system includes intuitive,
user-friendly, and comprehensive software
packages for system control, data acquisition as
well as for fast processing and analysis of multiple
SAXS and WAXS data.
SAXSdrive™: System control and
data acquisition
SAXSdrive™ provides full control of all SAXSpace
system components. It allows you to easily
program and run automated SAXS/WAXS
experiments.
SAXSanalysis™: Data processing
and analysis
SAXSanalysis™ is a comprehensive data reduction
and analysis package for 2D and 1D scattering
data. Fully customizable templates and a batch
processing concept allow you to handle a large
amount of data. The data layout follows the
commonly used Nexus convention.
Determine important parameters and plots, such
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constant, specific surface, and Kratky plots.
Benefit from automatic data export routines to
common IFT and model-fitting software packages
(GIFT, ATSAS, SASfit, MacSAS, and others).
PCG: Advanced structure
interpretation
Retrieve structural information such as particle
size, size distribution, shape, and inner structure
using IFT and deconvolution techniques. Interpret
scattering data of interacting (i.e. concentrated or
charged) particle systems.
Software
BioSAXS: Determination of a 3D envelope
Size determination of dispersed gold nanoparticles
Your SAXSpace system in good hands
Best quality
You can be sure that all components of your SAXSpace
instrument are of the best possible quality. Anton
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high-precision measurement instrumentation for X-ray
structure analysis ensure that your SAXSpace will produce
high-quality SAXS/WAXS and BioSAXS results.
Profound SAXS/WAXS knowledge
We take care of your SAXSpace system: Starting with
installation and commissioning of the system, our SAXS/
WAXS specialists provide a thorough on-site user training
to help you make the most of your SAXSpace system.
Application and service expertise
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and service specialists provides immediate support for the
smooth operation of your SAXSpace instrument. Based
on 60 years of SAXS experience we accompany you with
dedicated technical and application support made available
by our skilled SAXS/WAXS application scientists.
System specifications
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X-ray optics and collimation - Custom-designed multilayer optics (fully evacuated)
- Automated scatterless Kratky-based block beam collimation (fully evac\
uated)
Sample stages and autosamplers - TCStage temperature-controlled stages
- Temperature-controlled autosamplers for multiple samples
- ASX autosamplers for up to 192 liquid samples
- Humidity Stage
- GISAXS stage with heating/cooling option (-150 °C to 500 °C)
- Tensile stage with heating/cooling option (-150 °C to 350 °C)
- Customized solutions available on request
Special features - TrueFocus: automatic self-alignment
- TrueSWAXS: continuous and simultaneous SWAXS studies up to 60° 28?("
- Stagemaster: YZ stage with auto-recognition of sample stages
Temperature range
Atmosphere - -150 °C to 600 °C
- Temperature accuracy: ±0.1 °C
- Vacuum, air, inert gas, humidity (reactive gases on request)
Sample holders - Quartz capillary for liquids
- Low-parasitics SiN Cell (point-collimation mode only)
- Sample holders for solids
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- RotorCell for sample spinning
- High-pressure cells
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- FlowCell and TubeCell for automation
- Osmotic cell
- Heated sampler
- Customized solutions available on request
Detectors ?ieHBc?B95R#3S?? ??0s?A3H#27pT95R#3S??EPtd!?R$?
q
min: 0.03 nm -1 and q max : 40.7 nm -1 (60° 28?(" )
Software - SAXSdrive™ measurement and acquisition software
- SAXSanalysis™ data processing and analysis software
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Footprint 1.8 m x 0.9 m (L x W)
© 2018 Anton Paar GmbH | All rights reserved.
Specifications subject to change without notice.
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Date d'upload du document :
lundi 11 janvier 2021