Type 3 secretion system secretin

UniProtKB accession:  Q04641

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UniProtKB description:  Component of the type III secretion system (T3SS), also called injectisome, which is used to inject bacterial effector proteins into eukaryotic host cells (PubMed:8437520). Forms a ring-shaped multimeric structure with an apparent central pore in the outer membrane (PubMed:11717255). Necessary for the secretion of Ipa invasins (PubMed:8437520).