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- Autotransporter_domain abstract "In molecular biology, an autotransporter domain is a structural domain found in some bacterial outer membrane proteins. The domain is always located at the C-terminal end of the protein and forms a beta-barrel structure. The barrel is oriented in the membrane such that the N-terminal portion of the protein, termed the passenger domain, is presented on the cell surface. These proteins are typically virulence factors, associated with infection or virulence in pathogenic bacteria. The name autotransporter derives from an initial understanding that the protein was self-sufficient in transporting the passenger domain through the outermembrane. This view has since been challenged by Benz and Schmidt.Secretion of polypeptide chains through the outer membrane of Gram-negative bacteria can occur via a number of different pathways. The type V(a), or autotransporter, secretion pathway constitutes the largest number of secreted virulence factors of any one of the seven known types of secretion in Gram-negative bacteria. This secretion pathway is exemplified by the prototypical IgA1 Protease of Neisseria gonorrhoeae. The protein is directed to the inner membrane by a signal peptide transported across the inner membrane via the Sec machinery. Once in the periplasm, the autotransporter domain inserts into the outer membrane. The passenger domain is passed through the center of the autotransporter domain to be presented on the outside of the cell, however the mechanism by which this occurs remains unclear.The C-terminal translocator domain corresponds to an outer membrane beta-barrel domain. The N-terminal passenger domain is translocated across the membrane, and may or may not be cleaved from the translocator domain. In those proteins where the cleavage is auto-catalytic, the peptidase domains belong to MEROPS peptidase families S6 and S8. Passenger domains structurally characterized to date have been shown to be dominated by a protein fold known as a beta helix, typified by pertactin. The folding of this domain is thought to be intrinsically linked to its method of outer membrane translocation.".
- Autotransporter_domain symbol "Autotransporter".
- Autotransporter_domain thumbnail PDB_1uyn_EBI.jpg?width=300.
- Autotransporter_domain wikiPageID "14610483".
- Autotransporter_domain wikiPageLength "5912".
- Autotransporter_domain wikiPageOutDegree "16".
- Autotransporter_domain wikiPageRevisionID "678195009".
- Autotransporter_domain wikiPageWikiLink Bacterial_outer_membrane.
- Autotransporter_domain wikiPageWikiLink Beta_barrel.
- Autotransporter_domain wikiPageWikiLink Beta_helix.
- Autotransporter_domain wikiPageWikiLink C-terminus.
- Autotransporter_domain wikiPageWikiLink Category:Outer_membrane_proteins.
- Autotransporter_domain wikiPageWikiLink Category:Protein_domains.
- Autotransporter_domain wikiPageWikiLink Gram-negative_bacteria.
- Autotransporter_domain wikiPageWikiLink Inner_membrane.
- Autotransporter_domain wikiPageWikiLink MEROPS.
- Autotransporter_domain wikiPageWikiLink N-terminus.
- Autotransporter_domain wikiPageWikiLink Periplasm.
- Autotransporter_domain wikiPageWikiLink Pertactin.
- Autotransporter_domain wikiPageWikiLink Protein_domain.
- Autotransporter_domain wikiPageWikiLink Signal_peptide.
- Autotransporter_domain wikiPageWikiLink Trimeric_autotransporter_adhesin.
- Autotransporter_domain wikiPageWikiLink Virulence_factor.
- Autotransporter_domain wikiPageWikiLinkText "Autotransporter domain".
- Autotransporter_domain wikiPageWikiLinkText "Autotransporter".
- Autotransporter_domain wikiPageWikiLinkText "Autotransporter-1".
- Autotransporter_domain wikiPageWikiLinkText "autotransporter proteins".
- Autotransporter_domain wikiPageWikiLinkText "autotransporter".
- Autotransporter_domain wikiPageWikiLinkText "autotransporters".
- Autotransporter_domain caption "Structure of the autotransporter domain NalP from Neisseria meningitidis. PDB entry".
- Autotransporter_domain interpro "IPR005546".
- Autotransporter_domain name "Autotransporter beta-domain".
- Autotransporter_domain opmFamily "28".
- Autotransporter_domain opmProtein "1".
- Autotransporter_domain pdb "X:810-1074 X:810-1074".
- Autotransporter_domain pfam "PF03797".
- Autotransporter_domain prosite "PDOC51208".
- Autotransporter_domain scop "1".
- Autotransporter_domain symbol "Autotransporter".
- Autotransporter_domain tcdb "1".
- Autotransporter_domain wikiPageUsesTemplate Template:Cite_journal.
- Autotransporter_domain wikiPageUsesTemplate Template:Membrane-protein-stub.
- Autotransporter_domain wikiPageUsesTemplate Template:PDB3.
- Autotransporter_domain wikiPageUsesTemplate Template:PDBe.
- Autotransporter_domain wikiPageUsesTemplate Template:Pfam_box.
- Autotransporter_domain wikiPageUsesTemplate Template:Reflist.
- Autotransporter_domain subject Category:Outer_membrane_proteins.
- Autotransporter_domain subject Category:Protein_domains.
- Autotransporter_domain hypernym Domain.
- Autotransporter_domain type Biomolecule.
- Autotransporter_domain type Protein.
- Autotransporter_domain type Chemical.
- Autotransporter_domain type Domain.
- Autotransporter_domain type Thing.
- Autotransporter_domain type Q206229.
- Autotransporter_domain type Q8054.
- Autotransporter_domain comment "In molecular biology, an autotransporter domain is a structural domain found in some bacterial outer membrane proteins. The domain is always located at the C-terminal end of the protein and forms a beta-barrel structure. The barrel is oriented in the membrane such that the N-terminal portion of the protein, termed the passenger domain, is presented on the cell surface. These proteins are typically virulence factors, associated with infection or virulence in pathogenic bacteria.".
- Autotransporter_domain label "Autotransporter domain".
- Autotransporter_domain sameAs Q4827027.
- Autotransporter_domain sameAs Typ-V-Sekretionssystem.
- Autotransporter_domain sameAs m.03d9j78.
- Autotransporter_domain sameAs Q4827027.
- Autotransporter_domain wasDerivedFrom Autotransporter_domain?oldid=678195009.
- Autotransporter_domain depiction PDB_1uyn_EBI.jpg.
- Autotransporter_domain isPrimaryTopicOf Autotransporter_domain.