FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term water channel activity ID (Ontology) GO:0015250 (Gene Ontology)
Definition Enables the energy-independent facilitated diffusion of water through a transmembrane aqueous pore or channel.[ ISBN:0815340729 ]
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Data ClassFieldDirect annotations
Genes (FBgn)GO_MOLECULAR_FUNCTION
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 water channel activity (all annotations which use CV term, excluding "NOT" statements)
     enables | water channel activity       --
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passive transmembrane transporter activity
 |__channel activity__________________________
transmembrane transporter activity            |
 |__water transmembrane transporter activity__|
                                              water channel activity  11 rec.
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Is a water transmembrane transporter activity
channel activity
Part of
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Synonyms
  • "aquaporin" NARROW
Secondary IDs
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MetaCyc:TRANS-RXN-145
Reactome:R-HSA-432010 "Aquaporin-1 passively transports water into cell"
Reactome:R-HSA-432054 "Aquaporin-1 passively transports water out of cell"
Reactome:R-HSA-432065 "p-S256-Aquaporin-2 passively transports water into cell"
Reactome:R-HSA-432067 "Aquaporin-4 passively transports water out of cell"
Reactome:R-HSA-445714 "Aquaporin-3 passively transports water out of cell"
Reactome:R-HSA-507868 "Aquaporins passively transport water into cells"
Reactome:R-HSA-507870 "Aquaporins passively transport water out of cells"