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- Table of Contents
Facts about Small conductance calcium-activated potassium channel protein 2.
Thought to regulate neuronal excitability by contributing to the slow component of synaptic afterhyperpolarization. The channel is blocked by apamin.
| Human | |
|---|---|
| Gene Name: | KCNN2 |
| Uniprot: | Q9H2S1 |
| Entrez: | 3781 |

| Belongs to: |
|---|
| potassium channel KCNN family |

hSK2; KCa2.2SKCA2; potassium intermediate/small conductance calcium-activated channel, subfamilyN, member 2; SK2apamin-sensitive small-conductance Ca2+-activated potassium channel; SKCa 2; SKCa2; small conductance calcium-activated potassium channel protein 2
Mass (kDA):
63.76 kDA

| Human | |
|---|---|
| Location: | 5q22.3 |
| Sequence: | 5; NC_000005.10 (114055978..114496500) |
Expressed in atrial myocytes (at protein level). Widely expressed.
Membrane; Multi-pass membrane protein.





PMID: 10991935 by Desai R., et al. Ca2+-activated K+ channels in human leukemic Jurkat T cells. Molecular cloning, biochemical and functional characterization.
PMID: 13679367 by Xu Y., et al. Molecular identification and functional roles of a Ca(2+)-activated K+ channel in human and mouse hearts.