A zone of apposition between the membranes of two organelles, structured by bridging complexes. Membrane contact sites (MCSs) are specialized for communication, including the efficient traffic of small molecules such as Ca2+ ions and lipids, as well as enzyme-substrate interactions. (Gene Ontology, GO_0044232)
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7 proteins localized to the organelle membrane contact site cellular component from the COMPARTMENTS Curated Protein Localization Evidence Scores dataset.