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- Table of Contents
Designing a Western blot for KCNE1? The guide has the expected band size, antibodies backed by real blot images, the controls to run alongside, and protocols taken from published papers.
Open the KCNE1 Western Blot GuideFacts about Potassium voltage-gated channel subfamily E member 1.
Assembled with KCNB1 modulates the gating characteristics of the delayed rectifier voltage-dependent potassium channel KCNB1 (PubMed:19219384). Assembled with KCNQ1/KVLQT1 is suggested to form the slowly activating delayed rectifier cardiac potassium (IKs) channel.
| Human | |
|---|---|
| Gene Name: | KCNE1 |
| Uniprot: | P15382 |
| Entrez: | 3753 |

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

Delayed rectifier potassium channel subunit IsK; FLJ18426; FLJ38123; IKs producing slow voltage-gated potassium channel subunit beta Mink; ISK; Isk-related subfamily, member 1; JLNS2FLJ94103; LQT2/5; MGC33114; Minimal potassium channel; MinK; potassium voltage-gated channel, Isk-related family, member 1; voltage gated potassiun channel accessory subunit
Mass (kDA):
14.675 kDA

| Human | |
|---|---|
| Location: | 21q22.12 |
| Sequence: | 21; NC_000021.9 (34446688..34512210, complement) |
Expressed in lung, kidney, testis, ovaries, small intestine, peripheral blood leukocytes. Expressed in the heart (PubMed:19219384). Not detected in pancreas, spleen, prostate and colon. Restrictively localized in the apical membrane portion of epithelial cells.
Cell membrane; Single-pass type I membrane protein. Apical cell membrane. Membrane raft. Colocalizes with KCNB1 at the plasma membrane (By similarity). Targets to the membrane raft when associated with KCNQ1 (PubMed:20533308).





PMID: 2730656 by Murai T., et al. Molecular cloning and sequence analysis of human genomic DNA encoding a novel membrane protein which exhibits a slowly activating potassium channel activity.
PMID: 7828904 by Lai L.P., et al. Polymorphism of the gene encoding a human minimal potassium ion channel (minK).