9ota
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Structure of hTWIK-2 (K2P6.1) ion channel in lipid nanodisc
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Structural highlights
FunctionKCNK6_HUMAN K(+) channel that conducts outward rectifying currents at the membranes of the endolysosomal system (PubMed:10887187, PubMed:28381826). Active in lysosomes where it regulates lysosome numbers and size (PubMed:28381826). In macrophages, enables K(+) efflux coupled to ATP-induced NLRP3 inflammasome activation upon bacterial infection. Cooperates with ATP-gated P2RX7 channels to activate NLRP3 inflammasome, with P2RX7 conducting Ca(2+) and Na(+) influx that sets the membrane potential for K(+) efflux (By similarity).[UniProtKB:Q3TBV4][1] [2] Does not display channel activity.[3] References
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This page was last modified 04:53, 27 May 2026.