Anti-MPPB/PMPCB Antibody Picoband® (monoclonal, 9F13E4)

Overview

Anti-MPPB/PMPCB Antibody Picoband® (monoclonal, 9F13E4) is an antibody reagent for detection of PMPCB (ATP synthase, H+ transporting, mitochondrial Fo complex, subunit d). Researchers commonly use anti-PMPCB antibodies to measure relative expression and localization across biological samples, with assay selection guided by the listed applications (WB, IHC, IF, ICC, Flow, ELISA).

Boster Bio Anti-MPPB/PMPCB Antibody Picoband® (monoclonal, 9F13E4) catalog # M11793. Tested in Flow Cytometry, IF, IHC, ICC, WB applications. This antibody reacts with Human, Mouse, Rat. The brand Picoband indicates this is a premium antibody that guarantees superior quality, high affinity, and strong signals with minimal background in Western blot applications. Only our best-performing antibodies are designated as Picoband, ensuring unmatched performance.

Key elements and design rationale

• Target: PMPCB — ATP synthase subunit d, mitochondrial (ATP synthase, H+ transporting, mitochondrial Fo complex, subunit d). Alternative names: ATP synthase D chain mitochondrial antibody|ATP synthase H+ transporting mitochondrial F1F0 subunit antibody|ATP synthase H+ transporting mitochondrial F1F0 subunit d antibody|ATP synthase subunit d antibody|ATP synthase subunit d, mitochondrial antibody|ATP synthase, H+ transporting, mitochondrial F0 complex, subunit d antibody|ATP5H antibody|ATP5H_HUMAN antibody|ATP5JD antibody|ATPase subunit d antibody|ATPQ antibody|mitochondrial antibody|My032 protein antibody
• Antibody format: Monoclonal; clone 9F13E4; Mouse IgG2b
• Species context: Host: Mouse, Reactivity: Human,Mouse,Rat
• Purification: Immunogen affinity purified.
• Immunogen: E.coli-derived human MPPB/PMPCB recombinant protein (Position: E23-Q479).
• Molecular weight context: observed 43 kDa (reported)
• Provided application(s): WB, IHC, IF, ICC, Flow, ELISA

These attributes help contextualize how the antibody is commonly selected (host/clonality/isotype/label) and how signals are interpreted across sample types and assay formats.

Biological background

Function: Mitochondrial membrane ATP synthase (F (1)F (0) ATP synthase or Complex V) produces ATP from ADP in the presence of a proton gradient across the membrane which is generated by electron transport complexes of the respiratory chain. F-type ATPases consist of two structural domains, F (1) - containing the extramembraneous catalytic core, and F (0) - containing the membrane proton channel, linked together by a central stalk and a peripheral stalk. During catalysis, ATP synthesis in the catalytic domain of F (1) is coupled via a rotary mechanism of the central stalk subunits to proton translocation. Part of the complex F (0) domain and the peripheric stalk, which acts as a stator to hold the catalytic alpha (3)beta (3) subcomplex and subunit a/ATP6 static relative to the rotary elements.

Cellular localization: Mitochondrion. Mitochondrion inner membrane.

Tissue details: Ubiquitously expressed with highest levels in spleen, thymus and immature brain.

Background: Mitochondrial-processing peptidase subunit beta is an enzyme that in humans is encoded by the PMPCB gene. This gene is a member of the peptidase M16 family and encodes a protein with a zinc-binding motif. This protein is located in the mitochondrial matrix and catalyzes the cleavage of the leader peptides of precursor proteins newly imported into the mitochondria, though it only functions as part of a heterodimeric complex.

Cross reactivity: No cross-reactivity with other proteins.

Research relevance and current trends

• Quantitative and spatial profiling: expression patterns are increasingly studied across cell states using multiplex imaging and omics-informed validation.
• Isoforms and post-translational modifications: researchers often evaluate how isoform composition and PTMs can shift apparent molecular weight or localization.
• Context-aware interpretation: comparative studies commonly include perturbations (stimulation, inhibition, genetic models) to relate target changes to pathway behavior.

Common research applications

• Western blot (WB): compare relative target abundance and apparent size shifts (e.g., isoforms/PTMs) across conditions.
• Immunohistochemistry (IHC): assess distribution across tissue compartments and compare staining patterns between groups.
• Immunofluorescence / ICC: evaluate subcellular localization and co-localization with compartment markers.
• Flow cytometry: quantify target-positive populations and compare shifts after stimulation or differentiation.

Across these uses, researchers typically interpret changes in signal as relative differences between matched sample groups, considering sample preparation and biological context.

Notes for experimental interpretation

• Apparent molecular weight can vary due to isoforms, proteolysis, glycosylation, phosphorylation, and sample preparation differences.
• Species reactivity and epitope conservation can influence observed signal patterns, especially in cross-species studies.
• Control concepts: include appropriate negative controls (e.g., isotype controls where relevant) and, when feasible, genetic or orthogonal controls (KO/KD, peptide competition, or independent assays) to support interpretation.

For antibody reagents, monoclonal antibodies are often chosen for epitope consistency across lots, while polyclonals may recognize multiple epitopes and can show different background characteristics depending on context.

Customization & Add-ons: Can’t find the antibody you need—or require a custom format for your assay? We can help you source the best match or support custom antibody solutions for diverse research needs, including species and isotype selection, conjugations and labeling (e.g., HRP/AP, biotin, fluorophores), purification grade options (Protein A/G, affinity purified), formulation preferences (buffer selection, carrier-free, glycerol-free), custom concentrations and aliquoting, low-endotoxin options for cell-based work, and application-focused QC/validation support (project dependent). Click Talk to a Scientist to submit a request, email us at support@biohippo.com, or explore our Research Services for additional support—our team will follow up with feasibility details and next steps.