Term Name:	attachment organelle
Synonyms:
Definition:	A membrane-bounded extension of the cell, originally characterized in Mycoplasma species, that contains an electron-dense core that is part of the cytoskeleton and is oriented lengthwise and ends distally in a bulbous knob (terminal button). Required for adherence to host cells and involved in gliding motility and cell division.
Ontology:	GO: Cellular Component [GO:0033099]    QuickGO    AmiGO