Term Name: | type II protein secretion system complex |
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Synonyms: | general secretion pathway-associated complex, main terminal branch, MTB, Sec-dependent secretion system-associated complex, T2SS-associated complexes |
Definition: | A large protein complex, containing 12-15 subunits, that spans the cell envelope of Gram-negative bacteria and mediates the movement of proteins into the extracellular environment. The complex includes a component in the cytoplasm, an inner membrane subcomplex that reaches into the periplasmic compartment and a secretion pore in the outer membrane. Proteins using the Type II pathway are transported across the cytoplasmic membrane by the Sec or Tat complex. |
Ontology: | GO: Cellular Component [GO:0015627] QuickGO AmiGO |