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Email: info@nsjbio.com
- Tel: 858.663.9055
- Email: info@nsjbio.com
MIRO1 Antibody / RHOT1 Polyclonal Antibody targets mitochondrial Rho GTPase 1 (MIRO1), an atypical Rho family GTPase encoded by the RHOT1 gene. MIRO1 is anchored to the outer mitochondrial membrane and plays an important role in mitochondrial transport, positioning, and quality control. Unlike conventional Rho GTPases involved primarily in actin cytoskeleton regulation, MIRO1 contains two GTPase domains separated by calcium-binding EF-hand motifs. This structural arrangement allows the protein to integrate nucleotide-dependent signaling with intracellular calcium concentrations, helping coordinate mitochondrial movement with changing cellular requirements.
MIRO1 participates in the transport of mitochondria along microtubules through interactions with TRAK adaptor proteins and kinesin motor complexes. These interactions are particularly important in neurons, where mitochondria must be distributed over considerable distances to support localized energy production and calcium buffering. Changes in intracellular calcium can influence MIRO1-associated transport complexes, contributing to the regulation of mitochondrial movement near sites of increased cellular activity. MIRO1 also participates in mitochondrial positioning in other cell types, linking organelle distribution to cytoskeletal organization and metabolic demands.
Beyond mitochondrial trafficking, MIRO1 is involved in mitochondrial quality control and the removal of damaged organelles through mitophagy. Following mitochondrial depolarization, the PINK1-Parkin signaling pathway promotes the ubiquitination and degradation of several outer mitochondrial membrane proteins, including MIRO1. Removal of MIRO1 from damaged mitochondria contributes to the arrest of mitochondrial movement, facilitating their isolation and subsequent clearance. Disruption of these processes has been investigated in neurodegenerative disorders, particularly Parkinson's disease, where impaired mitochondrial transport and quality control may contribute to neuronal dysfunction.
MIRO1 has also been implicated in mitochondrial dynamics, organelle communication, and the regulation of cellular responses to metabolic stress. Its interactions with motor adaptors and calcium-dependent signaling mechanisms place it at an important intersection between mitochondrial distribution and cellular homeostasis. Research using MIRO1 Antibody can help characterize RHOT1 expression and distribution in relation to mitochondrial trafficking, calcium-dependent transport regulation, and the molecular mechanisms governing mitochondrial quality control.
Explore our selection of Cell Biology Antibodies for investigating mitochondrial transport, organelle positioning, and cellular mechanisms of mitochondrial quality control.
Optimal dilution of the MIRO1 Antibody / RHOT1 Polyclonal Antibody should be determined by the researcher.
E. Coli-derived human mitochondrial Rho GTPase 1 recombinant protein (amino acids Q63-A596) was used as the immunogen for the MIRO1 Antibody.
After reconstitution, the MIRO1 Antibody can be stored for up to one month at 4oC. For long-term, aliquot and store at -20oC. Avoid repeated freezing and thawing.
ARHT1 antibody, FLJ11040 antibody, Rac-GTP-binding protein-like protein antibody, hMiro-1 antibody, Ras homolog family member T1 antibody, Ras homolog gene family member T1 antibody, Mitochondrial Rho GTPase 1 antibody, Mitochondrial Rho (MIRO) GTPase 1 antibody, Mitochondrial Rho 1 antibody, MIRO-1 antibody
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