name GO_0002081 namespace http://purl.org/obo/owl/GO# parent GO_0044433 parent GO_0044425 parent GO_0097223 comment [] Note that this term is not a descendant of 'organelle outer membrane ; GO:0031968' because the outer acrosomal membrane is a portion of the acrosomal membrane; the latter is a single lipid bilayer. label [en] outer acrosomal membrane hasOBONamespace [] cellular_component part_of GO_0002080