. "protein membrane" . "membrane-binding proteins" . . "membrane protein" . "associated cell membrane" . "membrane anchor sequence" . "trans-membrane electron transport" . "cell-surface proteins" . "transmembranal protein" . . . "membrane-bound protein" . "integral membrane proteins" . . "membrane proteins" . "peripheral membrane protein" . . "membrane anchored" . . "transmembrane or membrane associated protein" . "cell membrane associated" . "membrane" . "outer membrane proteins" . "membrane-bound proteins" . "lysosomal membrane proteins" . . "membrane associated" . "transmembrane segment" . . "membrane-bound" . "Transmembrane Proteins" . . "membrane-associated proteins" . "extracellular domain" . "membrane associated proteins" . "protein" . "cell surface" . . "a membrane protein" . "membrane association" . . "cell surface proteins" . . "cell membrane" . "Membrane protein" . . . "membrane bound" . "Membrane protein" . "membrane (M) proteins" . . "constituent" . .