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PSI Image Gallery - Machines & Methods

photo of Christina Huenke in the lab

Student Christina Hueneke of the Midwest Center for Structural Genomics overseeing a protein cloning robot.

The protein cloning robot was designed as part of an effort to exponentially increase the output of a traditional web lab. Part of the center's goal is to cut the average cost of analyzing a protein from $200,000 to $20,000 and to slash the average time from months to days and hours.

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Credit: Midwest Center for Structural Genomics
photo of Irina Dementieva and Youngchag Kim in the lab

Irina Dementieva, a biochemist, and Youngchang Kim, a biophysicist and crystallographer, workwith the first robot if its type in the U.S. to automate protein prufication. The robot, which is housed in a refrigerator, is an integral part of the Midwest Structural Genomics Center's plan to automate the protein crystallography process.

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Credit: Midwest Center for Structural Genomics

Cell-free protein synthesizers

Cell-free protein synthesizers

Both instruments were developed by CellFree Sciences, of Yokohama, Japan. The instrument on the left, the GeneDecoder 1000, can generate 384 proteins from their corresponding genes, or gene fragments, overnight. It is used to screen for properties such as level of protein production and degree of solubility. The instrument on the right, the Protemist Protein Synthesizer, is used to generate the larger amounts of protein needed for protein structure determinations.

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Credit: Center for Eukaryotic Structural Genomics

CESG Protein Purification Facility

CESG Protein Purification Facility

The Center for Eukaryotic Structural Genomics protein purification facility is responsible for purifying all recombinant proteins produced by the center. The facility performs several purification steps, monitors the quality of the processes, and stores information about the biochemical properties of the purified proteins in the facility database.

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Credit: Center for Eukaryotic Structural Genomics

Varian Unity Inova 900 MHz, 21.1 T standard bore magnet Nuclear Magnetic Resonnance (NMR) spectrometer

Varian Unity Inova 900 MHz, 21.1 T standard bore magnet Nuclear Magnetic Resonnance (NMR) spectrometer

NMR spectroscopy provides data used to determine the structures of proteins in solution, rather than in crystal form, as in X-ray crystallography. The technique is limited to smaller proteins or protein fragments in a high throughput approach.

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Credit: Center for Eukaryotic Structural Genomics

Capillary Protein Crystallization Robot ACAPELLA

Capillary Protein Crystallization Robot ACAPELLA

This robot grows protein crystals, freezes them, and centers them without manual intervention. The close up is a view of one of the dispensers used for dispensing proteins and reagents.

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Credit: Structural Genomics of Pathogenic Protozoa Consortium

Multi-probe sonicator

Multi-probe sonicator

This instrument was designed by Shawn McGuire, and is used to break open bacterial cells in the protein production step of protein structure determination.

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Credit: Structural Genomics of Pathogenic Protozoa Consortium
From genes to structures
From genes to structures
 
The PSI will determine the three-dimensional shapes of a wide range of proteins by solving the structures of representative members of each protein family found in nature. The collection of structures will serve as a valuable resource for biomedical research scientists.

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Credit: National Institute of General Medical Sciences
Data flow parallels the experimental pipeline collecting 424 parameters from 28 stages.
The JCSG HT protein structure determination pipeline

The JCSG has pioneered development of technologies for many steps from gene to structure which have been integrated into a HT pipeline that includes all of the steps from target selection, parallel expression, protein purification, automated crystallization trials, automated crystal screening, structure determination, validation, and publication.

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Credit: Joint Center for Structural Genomics
image of CR-X-ray

The Southeast Collaboratory for Structural Genomics Chromium X-ray source

In the determination of protein structures by X-ray crystallography, this unique soft (l = 2.29Å) X-ray source is used to collect anomalous scattering data from protein crystals containing light atoms such as sulfur, calcium, zinc and phosphorous. This data can be used to image the protein.

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Credit: The Southeast Collaboratory for Structural Genomics


 

The Advanced Photon Source (APS) at Argonne National Lab

The Advanced Photon Source (APS) at Argonne National Lab

The intense X-rays produced by synchrotrons such as the APS are ideally suited for protein structure determination.  Using synchrotron X-rays and advanced computers scientists can determine protein structures at a pace unheard of decade ago.

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Credit: Southeast Collaboratory for Structural Genomics

 Automated crystal screening system

Automated crystal screening system

Automated crystal screening systems such as the one shown here are becoming a common feature at synchrotron and other facilities where high throughput crystal structure determination is being carried out.  These systems rapidly screen samples to identify the best candidates for further study.

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Credit: Southeast Collaboratory for Structural Genomics

Robot transferring 96 purification columns to vacuum manifod

Robot transferring 96 purification columns to vacuum manifold for subsequent purification procedures

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Credit: The Northeast Collaboratory for Structural Genomics
 Automated 8-channelpipet head loading proteins onto purification columns

Automated 8-channelpipet head loading proteins onto purification columns

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Credit: The Northeast Collaboratory for Structural Genomics

Automated mounting of protein crystals for X-ray crystallography using micromachined silicon "shovels"

Automated mounting of protein crystals for X-ray crystallography using micromachined silicon "shovels"

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Credit: The Northeast Collaboratory for Structural Genomics
This page last updated October 20, 2007