Term Name:	toxin export channel activity
Synonyms:
Definition:	Enables the energy independent passage of toxins, sized less than 1000 Da, across a membrane towards the outside of the cell. The transmembrane portions of porins consist exclusively of beta-strands which form a beta-barrel. They are found in the outer membranes of Gram-negative bacteria, mitochondria, plastids and possibly acid-fast Gram-positive bacteria.
Ontology:	GO: Molecular Function [GO:0000269]    QuickGO    AmiGO