LMOD3 Gene Summary [Human]

The protein encoded by this gene is a member of the leiomodin family of proteins. This protein contains three actin-binding domains, a tropomyosin domain, a leucine-rich repeat domain, and a Wiskott-Aldrich syndrome protein homology 2 domain (WH2). Localization of this protein to the pointed ends of thin filaments has been observed, and there is evidence that this protein acts as a catalyst of actin nucleation, and is important to the organization of sarcomeric thin filaments in skeletal muscles. Mutations in this gene have been associated as one cause of Nemaline myopathy, as other genes have also been linked to this disorder. Nemaline myopathy is a disorder characterized by nonprogressive generalized muscle weakness and protein inclusions (nemaline bodies) in skeletal myofibers. Patients with mutations in this gene often present with a severe congenital form of the disorder. [provided by RefSeq, Jan 2015]

Details

Type
Protein Coding
Official Symbol
LMOD3
Official Name
leiomodin 3 [Source:HGNC Symbol;Acc:HGNC:6649]
Ensembl ID
ENSG00000163380
Bio databases IDs NCBI: 56203 Ensembl: ENSG00000163380
Aliases leiomodin 3
Synonyms 5430424A14RIK, leiomodin 3, leiomodin 3 (fetal), leiomodin 3 (foetal), LOC687142, LOC687145, NEM10, RGD1564924
Species
Human, Homo sapiens
OrthologiesMouseRat

Protein Domains

A protein domain is a distinct structural or functional region within a protein that can evolve, function, and exist independently of the rest of the protein chain. These domains in human LMOD3 often fold into stable, three-dimensional structures and are associated with specific biological functions, such as binding to DNA, other proteins, or small molecules.
  • actin monomer binding
  • tropomyosin binding
  • protein binding

Top Findings

The most significant associations for this gene, including commonly observed domains, pathway involvement, and functional highlights based on current data.
disease
  • nemaline myopathy type 10
  • Parkinson disease
regulated by
  • RYR1
  • atorvastatin
  • PAX3-FOXO1
  • NFYC
  • D-alpha-hydroxyglutarate

Subcellular Expression

Locations within the cell where the protein is known or predicted to be active, providing insight into its function and cellular context.
  • Cytoplasm
  • sarcomere
  • myofibrils

Gene Ontology Annotations

Describes the biological processes, cellular components, and molecular functions associated with the human LMOD3 gene, providing context for its role in the cell.

Biological Process

Functions and activities the gene product is involved in
  • myofibril assembly
  • skeletal muscle fiber development
  • pointed-end actin filament capping
  • muscle contraction
  • skeletal muscle thin filament assembly
  • actin nucleation
  • actin filament organization
  • positive regulation of skeletal muscle fiber development
  • striated muscle contraction

Cellular Component

Where in the cell the gene product is active
  • striated muscle thin filament
  • cytoskeleton
  • cytoplasm
  • M band
  • myofibril

Molecular Function

What the gene product does at the molecular level
  • protein binding
  • tropomyosin binding
  • actin monomer binding

Gene-Specific Assays for Results You Can Trust

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