Goat anti-KCNN4 / KCa3.1 Antibody
Peptide-affinity purified goat antibody
- SPECIFICATION
- CITATIONS
- PROTOCOLS
- BACKGROUND
Application ![]()
| WB, IHC, IF, FC, Pep-ELISA |
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Primary Accession | O15554 |
Other Accession | NP_002241.1 |
Reactivity | Human, Mouse, Rat, Dog |
Host | Goat |
Clonality | Polyclonal |
Clone Names | KCNN4 |
Calculated MW | 47696 Da |
Gene ID | 3783 |
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Other Names | KCNN4; potassium intermediate/small conductance calcium-activated channel, subfamily N, member 4; IK1; IKCA1; KCA4; KCa3.1; SK4; hIKCa1; hKCa4; hSK4; intermediate conductance calcium-activated potassium channel protein 1; putative erythrocyte intermediate |
Format | Supplied at 0.5 mg/ml in Tris saline, 0.02% sodium azide, pH7.3 with 0.5% bovine serum albumin. Aliquot and store at -20°C. Minimize freezing and thawing. |
Storage | Maintain refrigerated at 2-8°C for up to 6 months. For long term storage store at -20°C in small aliquots to prevent freeze-thaw cycles. |
Precautions | Goat anti-KCNN4 / KCa3.1 Antibody is for research use only and not for use in diagnostic or therapeutic procedures. |
Name | KCNN4 (HGNC:6293) |
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Synonyms | IK1, IKCA1, KCA4, SK4 |
Function | Intermediate conductance calcium-activated potassium channel that mediates the voltage-independent transmembrane transfer of potassium across the cell membrane through a constitutive interaction with calmodulin which binds the intracellular calcium allowing its opening (PubMed:10026195, PubMed:10961988, PubMed:11425865, PubMed:15831468, PubMed:17157250, PubMed:18796614, PubMed:26148990, PubMed:9326665, PubMed:9380751, PubMed:9407042). The current is characterized by a voltage-independent activation, an intracellular calcium concentration increase-dependent activation and a single- channel conductance of about 25 picosiemens (PubMed:9326665, PubMed:9380751, PubMed:9407042). Also presents an inwardly rectifying current, thus reducing its already small outward conductance of potassium ions, which is particularly the case when the membrane potential displays positive values, above + 20 mV (PubMed:9326665, PubMed:9380751, PubMed:9407042). Controls calcium influx during vascular contractility by being responsible of membrane hyperpolarization induced by vasoactive factors in proliferative vascular smooth muscle cell types (By similarity). Following calcium influx, the consecutive activation of KCNN4 channel leads to a hyperpolarization of the cell membrane potential and hence an increase of the electrical driving force for further calcium influx promoting sustained calcium entry in response to stimulation with chemotactic peptides (PubMed:26418693). Required for maximal calcium influx and proliferation during the reactivation of naive T-cells (PubMed:17157250, PubMed:18796614). Plays a role in the late stages of EGF-induced macropinocytosis through activation by PI(3)P (PubMed:24591580). |
Cellular Location | Cell membrane; Multi-pass membrane protein. Cell projection, ruffle membrane. Note=Targeted to membrane ruffles after EGF stimulation. |
Tissue Location | Widely expressed in non-excitable tissues. |

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