Any process in which a substance or cellular entity, such as a protein complex or organelle, is transported to, and/or maintained in, a specific location within a membrane.
maintenance of location in cell +
regulation of cellular localization +
ribonucleoprotein complex localization +
spindle pole body localization +
stalled replication fork localization to nuclear periphery
establishment and maintenance of localization in membrane
;
establishment and maintenance of position in membrane
;
localisation within membrane
;
localization to membrane