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==Visualization of protein-protein interactions in ''B. subtilis''==
==Visualization of protein-protein interactions in ''B. subtilis''==
* the beta  version of an [http://cellpublisher.gobics.de/subtinteract/interactionList/1/PtsH interactive protein-protein interaction map] (just replace "PtsH" in the browser line by the protein of your interest)
* [http://cellpublisher.gobics.de/subtinteract/startpage/start/ interactive protein-protein interaction map]  
* the beta version of [http://subtiwiki.uni-goettingen.de/pathways/SubtInteract/demo_mitlinks/ SubtInteract]
* the beta version of [http://subtiwiki.uni-goettingen.de/pathways/SubtInteract/demo_mitlinks/ SubtInteract]



Revision as of 20:31, 27 April 2011

Protein-protein interactions are essential for many activities of any living cell. These interactions involve multi-protein complexes that take part in central processes such as DNA replication, transcription or translation. Protein-protein interactions may also be involved in a variety of regulatory events. Metabolic enzymes do often form transien complexes that represent a complete pathways. These complexes are called metabolon. Finally, many interactions may be of a transient nature.

Methods to detect protein-protein interactions

  • Yeast Two Hybrid System PubMed
  • SPINE: A method to detect in vivo protein-protein interactions after cross-linking PubMed
  • in vivo detection of protein-protein interaction using DivIVA and GFP PubMed

Attention: Each technique detects only about 33% of all interactions PubMed

Visualization of protein-protein interactions in B. subtilis

Protein complexes in B. subtilis

DNA replication: the replisome

transcription: RNA polymerase

translation: the ribosome

synthesis of glutamyl-tRNA(Gln): the transamidosome (GatA-GatB-GatC)-GltX-trnS-Gln

RNA processing and degradation: the RNA degradosome

general stress response: the stressosome

cell division: the divisome

DNA uptake: the pseudopilus PubMed

metabolism: the metabolons of glycolysis and the TCA cycle PubMed

Important publications

<pubmed>20658969 18228443 18219467 17953394 15264234 14706816 12127457 11827824 11377797 11306254 10851163 10842303 18366733 10694888 2200717 2441660 20969605 15451506 </pubmed>