Alpha-actinin-1
Template:Short description Template:Cs1 config Template:Infobox gene Alpha-actinin-1 is a protein that in humans is encoded by the ACTN1 gene.[1]
Function
Alpha actinins belong to the spectrin gene superfamily which represents a diverse group of cytoskeletal proteins, including the alpha and beta spectrins and dystrophins. Alpha-actinin-1 is an F-actin cross-linking protein – a bundling protein that is thought to anchor actin to a number of intracellular structures.[2] Alpha-actinin-1 is a non-muscle cytoskeletal isoform found along microfilament bundles and adherens-type junctions, where it is involved in binding actin to the membrane. In contrast, skeletal, cardiac, and smooth muscle isoforms are localized to the Z-disc and analogous dense bodies, where they help anchor the myofibrillar actin filaments.[3]
Interactions
Alpha-actinin-1 has been shown to interact with:
- CDK5R1,[4]
- CDK5R2,[4]
- Collagen, type XVII, alpha 1,[5]
- GIPC1,[6]
- PDLIM1,[7][8]
- Protein kinase N1,[9]
- SSX2IP,[10] and
- Zyxin.[11][12]
- PTPRT (PTPrho)[13]
See also
References
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Further reading
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External links
- Actinin, alpha 1 Info with links in the Cell Migration Gateway
- Template:UCSC gene info