| id | GO:0005262 Detailed information
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| name | calcium channel activity
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| namespace | molecular_function
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| def | "Catalysis of facilitated diffusion of a calcium ion (by an energy-independent process) involving passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism." [GOC:mtg_transport, GOC:pr, ISBN:0815340729]
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| is_a | GO:0005261 ! cation channel activity
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| is_a | GO:0015085 ! calcium ion transmembrane transporter activity
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| relationship | part_of GO:0070588 ! calcium ion transmembrane transport
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