Difference between revisions of "Competition/Tracks/Foundational Advance"

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<h2>Foundational Advance Track</h2>
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<h1>Foundational Advance Track</h1>
 
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Synthetic Biology has the potential to achieve great things in the 21st century, which has already been described as the century of biology. While DNA sequencing and synthesis are advancing in capacity at a rate about five times faster than Moore's law, they are not the only technologies necessary to bring about this revolution. Reading and writing DNA will become ever more crucial tools as the field of synthetic biology advances but knowing how to program using DNA will be the key to the field.
 
Synthetic Biology has the potential to achieve great things in the 21st century, which has already been described as the century of biology. While DNA sequencing and synthesis are advancing in capacity at a rate about five times faster than Moore's law, they are not the only technologies necessary to bring about this revolution. Reading and writing DNA will become ever more crucial tools as the field of synthetic biology advances but knowing how to program using DNA will be the key to the field.
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<li><a href ="https://igem.org/Team_Tracks?year=2016"> iGEM 2016 Foundational Advance team list</a></li>
 
<li><a href ="https://igem.org/Team_Tracks?year=2015"> iGEM 2015 Foundational Advance team list</a></li>
 
<li><a href ="https://igem.org/Team_Tracks?year=2015"> iGEM 2015 Foundational Advance team list</a></li>
 
<li><a href ="https://igem.org/Team_Tracks?year=2014"> iGEM 2014 Foundational Advance team list</a></li>
 
<li><a href ="https://igem.org/Team_Tracks?year=2014"> iGEM 2014 Foundational Advance team list</a></li>
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<h2>Recent Foundational Advance projects to win best in track</h2>
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<h3>Winning Foundational Advance projects in 2013 Undergrad: The Philosophers Stone</h3>
 
  
<h3><a href="https://2013.igem.org/Team:Heidelberg">Heidelberg </a></h3>
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<h3><a href="https://2016.igem.org/Team:Imperial_College"> Imperial College 2016  </a></h3>
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<h4>Ecolibrium - developing a framework for engineering co-cultures </h4>
  
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In nature, microorganisms live together and cooperate to accomplish complex tasks. As synthetic biology advances, we transition from unicellular systems to engineering at the multicellular level. A major obstacle, however, is ensuring stable coexistence of different cell types in co-culture. This year we are developing a Genetically Engineered Artificial Ratio (GEAR) system to control population ratios in microbial consortia. GEAR will employ a bi-directional communication system and novel RNA control that can be implemented across different bacterial strains. We are also developing a software to facilitate the design and optimisation of co-cultures. In the future, we envision our GEAR system being used for distributed multicellular biocomputing and bioprocessing, as well as for microbiome engineering.
 
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<strong>Project abstract:</strong>
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Several secondary metabolites, such as commonly used antibiotics, pigments and detoxifying enzymes, are synthesized by non-ribosomal peptide synthetases (NRPSs). These enzymes beautifully reflect one of the fundamental principles of synthetic biology, as they are remarkably modular. We will assemble new NRPSs by combining individual domains and modules of different origin, thus setting the basis for novel and customized synthesis of non-ribosomal peptides. To make the use of NRPSs amenable to a wider community, we will devise a new software-tool, called “NRPS Designer”, which predicts the optimal modular composition of synthetic NRPSs for production of any desired peptide and outputs a cloning strategy based on Gibson assembly. As an application relevant to society, we will engineer Escherichia coli to recycle gold from electronic waste in a cost- and energy-efficient way through the heterologous expression of the NRPS pathway of Delftia acidovorans that naturally enables precipitation of gold ions from solution.
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<h3>Winning Foundational Advance projects in 2013 Overgrad: The UniCAS toolkit for gene regulation</h3>
 
  
<h3><a href="https://2013.igem.org/Team:Freiburg">Freiburg </a></h3>
 
  
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<h3><a href="https://2016.igem.org/Team:Slovenia"> Slovenia 2016  </a></h3>
Our Team developed a universal toolkit, termed uniCAS, that enables customizable gene regulation in mammalian cells. Therefore, we engineered the recently discovered and highly promising CRISPR/Cas9 system. The regulation is based on the RNA-guided Cas9 protein, which allows targeting of specific DNA sequences. Our toolkit comprises not only a standardized Cas9 protein, but also different effector domains for efficient gene activation or repression. We further engineered a modular RNA plasmid for easy implementation of RNA guide sequences. As an additional feature, we established an innovative screening method for assessing the functionality of our uniCAS fusion proteins. Single genes and even whole genetic networks can be modified using our uniCAS toolkit. We think that our toolbox of standardized parts of the CRISPR/Cas9 system offers broad application in research fields such as tissue engineering, stem cell reprogramming and fundamental research.
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<h4>Sonicell </h4>
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Synthetic biology opens exciting perspectives to design and apply regulatory circuits to control cellular response. Transcriptional regulation may be too slow for therapeutic or diagnostic applications. Several medical doctors and researchers that we consulted stressed the wish for a faster response. Therefore we decided to select as the challenge to design faster responsive cellular circuits. The system we aim to design is composed of the sensing module, which may be triggered by selected molecules, light or other signals; a processing module, which combines different inputs based on protein modifications and interactions and an output module, to provide rapid release of the selected proteins from cells, with a target specification to achieve a response within minutes rather than within hours and days, characteristic for current mammalian cell circuits. We expect that the proof of principle of the designed system and newly designed components may provide important foundational advances for synthetic biology.
 
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<h3>Winning Foundational Advance project in 2012: Real-time quantitative measurement of RNA and protein levels using fluorogen-activated biosensors</h3>
 
  
<h3><a href="https://2012.igem.org/Team:Carnegie_Mellon">Carnegie Mellon </a></h3>
 
  
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<strong>Project abstract </strong>:
 
The design and implementation of synthetic biological systems often require quantitative information on both transcription and translation rates. However, quantitative information about the expression strength of a synthetic promoter has been difficult to obtain due to the lack of noninvasive and real-time approaches to measure the levels of both RNA and protein in cells. Here, we engineer a fluorogen-activated bio-sensor that can provide information on both transcription strength and translation efficiency. This biosensor is noninvasive, easily applied to a variety of promoters, and more efficient than existing technologies. To demonstrate the utility of our biosensor, we constructed and characterized several designed T7Lac hybrid promoters. Furthermore, we developed a mathematical model of our synthetic system to guide experiments and an open-source electronic kit that mimics experimental setup and well suited for education purposes. Our results could have a broad impact on the measurement and standardization of synthetic biological parts.
 
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<h3>Winning Foundational Advance project 2011: The Generation and Characterization of Mutant Libraries for BioBrick Circuit Synthesis</h3>
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<h3><a href ="https://2011.igem.org/Team:UC_Davis">UC Davis </a></h3>
 
  
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<h3><a href="https://2015.igem.org/Team:BostonU"> BostonU 2015  </a></h3>
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<h4>Developing conditionally dimerizable split protein systems for genetic logic and genome editing applications </h4>
  
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The field of synthetic biology seeks to engineer desirable cellular functionalities by developing molecular technologies that enable precise genetic manipulation. A promising solution is to reliably control proteins that naturally execute genetic modifications. Current strategies to regulate activity of such proteins primarily rely on modulating protein expression level through transcriptional control; however, these methods are susceptible to slow response and leaky expression. In contrast, strategies that exploit post-translational regulation of activity, such as conditional dimerization of split protein halves, have been demonstrated to bypass these limitations. Here, we compare the relative efficiency of previously characterized dimerization domains in regulating activities of three important genetic manipulation proteins - integrases and recombination directionality factors for genetic logic applications, and saCas9 for in vivo genome editing applications. We also establish guidelines to rationally identify promising protein split sites. Our characterization of these systems in mammalian cells ultimately paves way for important biomedical applications.
The Registry of Standard Biological Parts offers inducible BioBrick promoters and their corresponding repressors in a limited range of strengths and activities. To broaden the application of this key part type, we have produced and characterized libraries for the LacI, TetR repressible and lambda c1 regulated promoters, as well as the LacI, TetR and cI repressors, some of the most commonly used repressor and promoter parts. These new libraries can be used to engineer genetic circuits requiring inducible parts with varying activity levels and chemical sensitivities. To demonstrate their utility, we used our new parts to construct diverse circuits that capitalize on differences in their activity levels.
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<h3><a href="https://2015.igem.org/Team:Heidelberg"> Heidelberg 2015  </a></h3>
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<h4>Catch it if you can </h4>
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Like Proteins, RNA folds into a unique, functionally relevant 3D structure – as a catalytic ribozyme or an aptamer detecting and selectively binding a ligand. To obtain these functional RNAs, simple transcription of a DNA sequence is sufficient. Yet finding the few functional sequences has so far been challenging and has impeded its widespread use in synthetic biology. As a part of our project, we develop a software that drastically reduces both required resources and effort of directed evolution, as it creates aptamers for virtually any molecule through computational simulation. With the goal to provide the iGEM community with the power of RNA, we develop a toolbox consisting of easy to use standards for in vitro RNA usage, practical readouts and means for mRNA editing. To reach the end user with our work, we create straightforward tests for the detection of numerous noxious substances.
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Latest revision as of 23:53, 15 December 2016

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Foundational Advance Track

Synthetic Biology has the potential to achieve great things in the 21st century, which has already been described as the century of biology. While DNA sequencing and synthesis are advancing in capacity at a rate about five times faster than Moore's law, they are not the only technologies necessary to bring about this revolution. Reading and writing DNA will become ever more crucial tools as the field of synthetic biology advances but knowing how to program using DNA will be the key to the field.

iGEM relies on a number of foundational technologies to function. We use BioBricks, standardization (RFCs), high-throughput quality control and many other processes to run the competition. We are continually expanding our capacities and a number of the projects listed below are examples of teams who have contributed parts, kits or work that advances iGEM. Unlike most other tracks, teams are not competing to solve a practical problem. The Foundational Advance track allows teams to come up with novel solution to technical problems surrounding core synbio technologies.

You will find images and abstracts of the winning Foundational Advance teams from 2013 to 2015 in the page below. Also, follow the links below to see projects from all the Foundational Advance track teams.

Imperial College 2016

Ecolibrium - developing a framework for engineering co-cultures

In nature, microorganisms live together and cooperate to accomplish complex tasks. As synthetic biology advances, we transition from unicellular systems to engineering at the multicellular level. A major obstacle, however, is ensuring stable coexistence of different cell types in co-culture. This year we are developing a Genetically Engineered Artificial Ratio (GEAR) system to control population ratios in microbial consortia. GEAR will employ a bi-directional communication system and novel RNA control that can be implemented across different bacterial strains. We are also developing a software to facilitate the design and optimisation of co-cultures. In the future, we envision our GEAR system being used for distributed multicellular biocomputing and bioprocessing, as well as for microbiome engineering.

Slovenia 2016

Sonicell

Synthetic biology opens exciting perspectives to design and apply regulatory circuits to control cellular response. Transcriptional regulation may be too slow for therapeutic or diagnostic applications. Several medical doctors and researchers that we consulted stressed the wish for a faster response. Therefore we decided to select as the challenge to design faster responsive cellular circuits. The system we aim to design is composed of the sensing module, which may be triggered by selected molecules, light or other signals; a processing module, which combines different inputs based on protein modifications and interactions and an output module, to provide rapid release of the selected proteins from cells, with a target specification to achieve a response within minutes rather than within hours and days, characteristic for current mammalian cell circuits. We expect that the proof of principle of the designed system and newly designed components may provide important foundational advances for synthetic biology.

BostonU 2015

Developing conditionally dimerizable split protein systems for genetic logic and genome editing applications

The field of synthetic biology seeks to engineer desirable cellular functionalities by developing molecular technologies that enable precise genetic manipulation. A promising solution is to reliably control proteins that naturally execute genetic modifications. Current strategies to regulate activity of such proteins primarily rely on modulating protein expression level through transcriptional control; however, these methods are susceptible to slow response and leaky expression. In contrast, strategies that exploit post-translational regulation of activity, such as conditional dimerization of split protein halves, have been demonstrated to bypass these limitations. Here, we compare the relative efficiency of previously characterized dimerization domains in regulating activities of three important genetic manipulation proteins - integrases and recombination directionality factors for genetic logic applications, and saCas9 for in vivo genome editing applications. We also establish guidelines to rationally identify promising protein split sites. Our characterization of these systems in mammalian cells ultimately paves way for important biomedical applications.

Heidelberg 2015

Catch it if you can

Like Proteins, RNA folds into a unique, functionally relevant 3D structure – as a catalytic ribozyme or an aptamer detecting and selectively binding a ligand. To obtain these functional RNAs, simple transcription of a DNA sequence is sufficient. Yet finding the few functional sequences has so far been challenging and has impeded its widespread use in synthetic biology. As a part of our project, we develop a software that drastically reduces both required resources and effort of directed evolution, as it creates aptamers for virtually any molecule through computational simulation. With the goal to provide the iGEM community with the power of RNA, we develop a toolbox consisting of easy to use standards for in vitro RNA usage, practical readouts and means for mRNA editing. To reach the end user with our work, we create straightforward tests for the detection of numerous noxious substances.