periplasmic side of cell outer membrane obsolete intrinsic component of periplasmic side of cell outer membrane https://github.com/geneontology/go-ontology/issues/23424 true intrinsic to internal side of cell outer membrane cellular_component intrinsic to external side of cell outer membrane OBSOLETE. The component of the cell outer membrane consisting of the gene products that that penetrate the periplasmic side of the cell outer membrane only, either directly or via some covalently attached hydrophobic anchor. This term was obsoleted because it represents protein topology, not a cellular component. GO:0031246 intrinsic to internal leaflet of cell outer membrane intrinsic to internal side of outer membrane