| FMN2 — Formin 2 | |
|---|---|
| Symbol | FMN2 |
| Full Name | Formin 2 |
| Chromosome | 1q44 |
| NCBI Gene | 22808 |
| Ensembl | ENSG00000155906 |
| OMIM | 607023 |
| UniProt | Q9Y2D5 |
| Diseases | Cognitive Impairment, Autism Spectrum Disorder, Female Infertility |
| Expression | Cerebral [cortex](/brain-regions/cortex), [Hippocampus](/brain-regions/hippocampus), Oocytes, Testis |
Fmn2 Gene is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes.
FMN2 encodes Formin 2, a member of the Formin family of proteins that nucleate and elongate unbranched actin filaments[1]. Formins are key regulators of the actin cytoskeleton and play essential roles in cellular processes including cell division, migration, and morphogenesis[2]. FMN2 is particularly important in neuronal development, synaptic plasticity, and female meiosis[3].
| FMN2 — Formin 2 | |
|---|---|
| Actin Nucleation and Elongation Factor | |
| Gene Symbol | FMN2 |
| Full Name | Formin 2 |
| Chromosome | 1q44 |
| NCBI Gene ID | 22808 |
| Ensembl ID | ENSG00000155906 |
| OMIM ID | 607023 |
| UniProt ID | Q9Y2D5 |
| Associated Diseases | Intellectual Disability, Autism Spectrum Disorder, Alzheimer's Disease, Huntington's Disease |
FMN2 is a member of the formin family of actin-binding proteins that uniquely promote the nucleation and rapid elongation of unbranched actin filaments. Unlike Arp2/3 complex which nucleates branched networks, formins generate linear actin filaments essential for various cellular processes.
Formin 2 possesses several key biochemical activities[4]:
In neurons[3:1][5], FMN2 is critical for multiple aspects of neuronal morphology and function:
In female reproduction[6], FMN2 plays essential roles:
FMN2 mutations and dysfunction have been linked to several neurological conditions:
FMN2 mutations are associated with neurodevelopmental conditions[7]:
The actin regulatory functions of FMN2 are relevant to several neurodegenerative diseases:
In HD[8], FMN2 interactions include:
FMN2 is essential for oocyte meiosis and fertility[6:1]:
The study of Fmn2 Gene has evolved significantly over the past decades. Research in this area has revealed important insights into the underlying mechanisms of neurodegeneration and continues to drive therapeutic development.
Historical context and key discoveries in this field have shaped our current understanding and will continue to guide future research directions.
Formin 2 and neuronal morphogenesis. Trends in Neurosciences. 2018. ↩︎
FMN2 in actin polymerization. Cell. 2019. ↩︎
FMN2 is required for neuronal morphogenesis and synapse formation. Neuron. 2009. ↩︎ ↩︎
Formin family proteins in brain development. Neuroscience. 2020. ↩︎
FMN2 regulates synaptic plasticity and memory. Neuron. 2018. ↩︎
FMN2 is essential for female meiosis and fertility. Developmental Cell. 2016. ↩︎ ↩︎
FMN2 mutations cause autosomal recessive intellectual disability. Nature Genetics. 2015. ↩︎
FMN2 and mutant huntingtin interaction in Huntington's disease. Human Molecular Genetics. 2017. ↩︎