LIM Domain Kinase 1 (LIMK1) belongs to the LIMK family of serine/threonine protein kinases. LIMK1 shares about 50% sequence identity with LIMK2. LIMK1 contains two N-terminal LIM domains, an internal PDZ (post synaptic density protein (PSD95), Drosophila disc large tumor suppressor (Dlg1), and zonula occludens-1 protein (zo-1)) domain and a C-terminal kinase domain.
Immunogen
Synthetic peptide corresponding to the C-terminus of mouse LIMK1 (amino acids 627-647 or 613-633 of the alternatively spliced forms of LIMK1), conjugated to KLH This sequence is identical in rat LIMK1 and highly conserved (single amino acid substitution) in human LIMK1. It is not found in the LIMK2 isoform.
Application
Anti-LIM Kinase 1 antibody is suitable for use in microarrays, protein densitometric assays (1:1000 using BPAE cell extracts ) and western blot (1:100, 000 using MDA-MB-231 cell lysates ).
Biochem/physiol Actions
LIMK1 phosphorylates cofilin specifically at Serine 3. This inactivates its F-actin depolymerizing activity and leads to actin reorganization and accumulation of actin filaments. LIMK1 mRNA is highly expressed in the developing nervous system, heart and gut, and in adult brain and spinal cord, suggesting a role for LIMK-1 during neuronal cell differentiation. LIMK1 is localized in the presynaptic nerve ending during the synapse maturation event. LIMK1 also exhibits mitosis-specific activation.
Physical form
Solution in 0.01 M phosphate buffered saline, pH 7.4, containing 15 mM sodium azide.
Disclaimer
Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.
Journal of neuroscience research, 93(10), 1476-1491 (2015-05-27)
Chronic stress promotes cognitive impairment and dendritic spine loss in hippocampal neurons. In this animal model of depression, spine loss probably involves a weakening of the interaction between pre- and postsynaptic cell adhesion molecules, such as N-cadherin, followed by disruption
The Journal of biological chemistry, 275(5), 3577-3582 (2000-02-01)
LIM-kinase 1 (LIMK1) phosphorylates cofilin, an actin-depolymerizing factor, and regulates actin cytoskeletal reorganization. LIMK1 is activated by the small GTPase Rho and its downstream protein kinase ROCK. We now report the site of phosphorylation of LIMK1 by ROCK. In vitro
The Journal of comparative neurology, 416(3), 319-334 (1999-12-22)
LIM kinase 1 (LIMK1) is a cytoplasmic protein kinase that is highly expressed in neurons. In transfected cells, LIMK1 binds to the cytoplasmic tail of neuregulins and regulates the breakdown of actin filaments. To identify potential functions of LIMK1 in
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