4 0 2 http://purl.obolibrary.org/obo/GO_0097623 potassium ion export across plasma membrane 'potassium ion export across plasma membrane' SubClassOf 'potassium ion export from cell' 'potassium ion export across plasma membrane' SubClassOf 'potassium ion export' http://purl.obolibrary.org/obo/GO_0098667 sodium ion export across plasma membrane 'sodium ion export across plasma membrane' SubClassOf 'sodium ion export from cell' http://purl.obolibrary.org/obo/GO_0098668 potassium ion export from cell 'potassium ion export from cell' SubClassOf 'potassium ion export' http://purl.obolibrary.org/obo/GO_1990573 potassium ion import across plasma membrane 'potassium ion import across plasma membrane' SubClassOf 'import across plasma membrane' 'potassium ion import across plasma membrane' SubClassOf 'potassium ion transmembrane transport' 'potassium ion import across plasma membrane' SubClassOf 'potassium ion import' 'potassium ion import across plasma membrane' SubClassOf 'inorganic cation import across plasma membrane' http://purl.obolibrary.org/obo/GO_0098667 sodium ion export across plasma membrane 'sodium ion export across plasma membrane' SubClassOf 'sodium ion export from cell' http://purl.obolibrary.org/obo/GO_0098668 potassium ion export from cell 'potassium ion export from cell' SubClassOf 'potassium ion export'