OPA3 is a mitochondrial membrane protein linked to autosomal recessive optic atrophy and 3-methylglutaconic aciduria. The OPA3 antibody (68241-1-Ig) from Proteintech is a mouse monoclonal IgG1 antibody validated for western blot (WB) and ELISA applications.
Research Insights
Mutations in the OPA3 gene cause neurodegenerative disorders characterized by optic nerve degeneration and motor dysfunction.
The antibody detects OPA3 in human cell lines (A549, K-562, HEK-293) and is used to study its role in mitochondrial dynamics.
AQP3 Antibody (Target: Aquaporin-3)
AQP3 is a water/glycerol channel protein implicated in cancer progression and immune regulation. Two anti-AQP3 monoclonal antibodies (mAbs) are highlighted below.
Anti-AQP3 mAb (Research-Grade)
Developed using a synthetic peptide (residues 148–157 of mouse/human AQP3), this mAb binds immune cells and suppresses tumor growth.
Tumor Suppression Mechanism
Observation
Experimental Model
Outcome
M1/M2 Macrophage Ratio
CT26/MC38 colorectal tumors
Increased M1 (pro-inflammatory)/M2 (anti-inflammatory) ratio in TAMs
T Cell Function
BALB/c mice
Restored mitochondrial function and proliferation in tumor-infiltrating T cells
Primary Target
Macrophage-depletion study
Anti-tumor effects abolished upon macrophage depletion
Applications and Validation
Application
Sample Type
Key Finding
Immunohistochemistry
Mouse colon
Co-localizes with E-cadherin in distal colon epithelium
Western Blot
Human kidney cells
Detects ~28 kDa band (consistent with AQP3 glycosylation)
Comparative Analysis of OPA3 and AQP3 Antibodies
Feature
OPA3 Antibody
AQP3 Antibody
Primary Role
Mitochondrial dynamics, neurodegeneration
Water transport, tumor immunomodulation
Therapeutic Potential
Limited (research tool)
High (anti-tumor immunotherapy)
Commercial Availability
Yes (Proteintech)
Yes (Alomone Labs, research-grade)
Research Advancements in AQP3-Targeted Therapy
Recent studies demonstrate that anti-AQP3 mAbs:
Attenuate Immunosuppression: Shift tumor-associated macrophages (TAMs) from M2 to M1 phenotype, enhancing T cell cytotoxicity.
Enhance ADCC/ADCP: Antibody-dependent cellular cytotoxicity/phagocytosis improves in in vitro models.
A 2-oxoglutarate-dependent dioxygenase involved in glucosinolate biosynthesis. This enzyme catalyzes the conversion of methylsulfinylalkyl glucosinolates to hydroxyalkyl glucosinolates.
Protein Families
Iron/ascorbate-dependent oxidoreductase family
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