First-pass extracted concept

LIMK1

Candidate: concept label1 source documents5 linked claims

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Extracted Explainers

What the tool is doing

LIMK1 is described as a catalytic LIM-family protein that phosphorylates and inactivates cofilin, leading to actin cytoskeleton reorganization.

Source 1DOI PubMed

Resources required

Its described function depends on cofilin as substrate and on regulation by Rho family GTPases.

Source 1DOI PubMed

What problem it solves

It provides a mechanistic link between Rho-family signaling and actin dynamics.

Source 1DOI PubMed

What it does not solve

The abstract does not establish clear physiological significance for LIMK1 in vivo.

Source 1DOI PubMed

Alternatives

The review discusses LIMK2 alongside LIMK1 as a related kinase sharing roles in Rho GTPase-mediated actin dynamics.

Source 1DOI PubMed

Evidence Snippets

We have identified LIM-kinase (LIMK1 and LIMK2)... Both LIMK1 and LIMK2 phosphorylate (inactivate) cofilin, an actin depolymerizing factor, and induce actin cytoskeleton reorganization.

Evidence 1Source 1DOI PubMedprovenance

Supporting Sources

Source 1review2003Cytogenetic and Genome ResearchDOI PubMed

1 evidence snippet 5 linked claims Claim 1 Claim 2 Claim 3

Linked Claims

Claim 1evidence strength assessmentmixed2003Source 1DOI PubMed

The physiological significance of LIMK function is still tenuous according to the review abstract.

Claim 2functional role summarysupports2003Source 1DOI PubMed

LIMK1 and LIMK2 share a functional role in Rho GTPase-mediated actin dynamics.

Claim 3mechanistic summarysupports2003Source 1DOI PubMed

LIMK1 and LIMK2 induce actin cytoskeleton reorganization.

Claim 4mechanistic summarysupports2003Source 1DOI PubMed

LIMK1 and LIMK2 phosphorylate and inactivate cofilin.

Claim 5pathway regulationsupports2003Source 1DOI PubMed

LIMK activation is regulated by the Rho family of GTPases.