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5 EBI is an Outstation of the European Molecular Biology Laboratory. Master title Molecular Interactions – the IntAct Database Sandra Orchard EMBL-EBI 19.05.2015
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2 1.Publicly available repository of molecular interactions (mainly PPIs) - >275K binary interactions taken from >5,000 publications (September 2011) 2.Data is standards-compliant and available via our website, for download at our ftp site or via PSICQUIC 3.Provide open-access versions of the software to allow installation of local IntAct nodes. IntAct goals & achievements http://www.ebi.ac.uk/intact ftp://ftp.ebi.ac.uk/pub/databases/intact www.ebi.ac.uk/Tools/webservices/psicquic/view/main.xhtml
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Master headline “Lifecycle of an Interaction” Publication (full text) Sanity Checks (nightly) IntAct Curation CVs curator report Curation manual. reject Super curator annotate p1 p2 I exp IMEx MatrixDB Mint DIP Public web site FTP site accept check
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4 UniProt Knowledge Base http://www.ebi.uniprot.org/ Interactions can be mapped to the canonical sequence….. to splice variants.... or to post- processed chains
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Relationship with UniProtKB Master headline Protein sequence Data filters Other IMEx databases High confidence PPIs In place Early 2012 Interaction curation
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6 Data model Support for detailed features i.e. definition of interacting interface Interacting domains Overlay of Ranges on sequence:
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7 How to deal with Complexes Some experimental protocol do generate complex data: Eg. Tandem affinity purification (TAP) One may want to convert these complexes into sets of binary interactions, 2 algorithms are available:
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EBI is an Outstation of the European Molecular Biology Laboratory. Performing and visualing a Simple Search EBI Walthrough May 2009 EBI Data, Standards and Tools
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9 IntAct – Home Page http://www.ebi.ac.uk/intact
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Performing a Simple Search 10
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11 Visualizing - networkView From search to networkView…
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Extend and Visualise your Search 12
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13 Visualizing - networkView
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Cytoscape Web Cytoscape Web - web-based network visualization tool Modeled after Cytoscape – open-source, interactive, customizable and easily integrated into web sites. Contains none of the plugin architecture functionality of Cytoscape 14
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Master headline Visualization Opening the network in Cytoscape…
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Master headline Visualization Applying a better graph layout…
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Master headline Visualization Applying a better graph layout…
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Master headline Visualization Highlighting network properties…
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Master headline Visualization Highlighting network properties…
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Master headline Visualization Highlighting network properties…
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Master headline Visualization Highlighting network properties…
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Cytoscape Plugins 22
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EBI is an Outstation of the European Molecular Biology Laboratory. Exploring a single interaction in more depth
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Interaction detail 24 First search from the home page… Choice of UniProtKB or Dasty View Details of interaction
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Detail of interaction 25 UniProt Taxonomy PubMed Expansion method Details of interaction
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Changing the tabular view 26
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Participant information 27 Search result for ‘RAD1’
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Interaction detail 28 First search from the home page… Details of interaction
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29 Viewing Interaction Details Additional information
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Interaction Details 30
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IntAct – Home Page-Quick Search 31
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Advanced search: Fields Filtering options Add more filtering options
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33 Searching with MIQL First search from the home page… Using the Molecular Interaction Query Language (MIQL), one can also build complex queries List of terms one can query on :
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34 Browsing – Molecule View Binary view of o60671_human
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35 Browsing – extending your search
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