First-pass extracted concept

TRAAK

Candidate: concept label1 source documents4 linked claims

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Aliases

KCNK4

Extracted Explainers

What the tool is doing

TRAAK is presented as a mechanosensitive K2P channel whose activation by membrane tension was quantitatively characterized in this study.

Source 1DOI PubMed

What problem it solves

It serves as a studied mechanosensitive channel for understanding tension gating and possible ultrasonic neuromodulation relevance.

Source 1DOI PubMed

Evidence Snippets

TRAAK is named in the title and abstract as a mechanosensitive two-pore domain K+ channel whose tension response was defined.

Evidence 1Source 1DOI PubMedprovenance

Supporting Sources

Source 1primary paper2024MEDDOI PubMed

1 evidence snippet 4 linked claims Claim 1 Claim 2 Claim 3

Linked Claims

Claim 1activation rangesupports2024Source 1DOI PubMed

TRAAK and TREK-1 activate broadly over a range encompassing nearly all physiologically relevant tensions, whereas TREK-2 activates over a narrower range similar to Piezo1, MscS, and MscL.

Quoted textsource-backed

TRAAK and TREK-1 are activated broadly over a range encompassing nearly all physiologically relevant tensions. TREK-2, in contrast, activates over a narrower range like mechanosensitive channels Piezo1, MscS, and MscL.

Claim 2comparative performancesupports2024Source 1DOI PubMed

TRAAK is the most tension-sensitive of the three channels, TREK-1 is intermediate, and TREK-2 is the least sensitive.

Quoted textsource-backed

TRAAK is most sensitive, TREK-1 intermediate, and TREK-2 least sensitive.

Claim 3measurement summarysupports2024Source 1DOI PubMed

TRAAK, TREK-1, and TREK-2 are low-threshold mechanosensitive K2P channels with T10% values of 0.6-2.7 mN/m and T50% values of 4.4-6.4 mN/m.

Quoted textsource-backed

All are low-threshold mechanosensitive channels (T10%/50% 0.6-2.7 / 4.4-6.4 mN/m) with distinct response profiles.

Claim 4mechanistic effectsupports2024Source 1DOI PubMed

Low-frequency, low-intensity focused ultrasound increases membrane tension to activate TRAAK and MscS.

Quoted textsource-backed

We further show that low-frequency, low-intensity focused ultrasound increases membrane tension to activate TRAAK and MscS.