Bm1_01445 Antibody

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Product Specs

Buffer
Preservative: 0.03% Proclin 300
Constituents: 50% Glycerol, 0.01M Phosphate Buffered Saline (PBS), pH 7.4
Form
Liquid
Lead Time
Made-to-order (12-14 weeks)
Synonyms
tRNA (guanine-N(7)-)-methyltransferase (EC 2.1.1.33) (tRNA (guanine(46)-N(7))-methyltransferase) (tRNA(m7G46)-methyltransferase)
Target Names
Bm1_01445
Uniprot No.

Target Background

Function
This antibody catalyzes the formation of N(7)-methylguanine at position 46 (m7G46) in tRNA.
Database Links
Protein Families
Class I-like SAM-binding methyltransferase superfamily, TrmB family
Subcellular Location
Nucleus.

Q&A

What characterization methods should be used to confirm Bm1_01445 Antibody structural integrity?

A combination of physicochemical methods should be employed to verify that the Bm1_01445 Antibody is not fragmented, aggregated, or otherwise modified. Standard approaches include:

  • SDS-PAGE analysis for molecular weight confirmation and detection of fragments

  • Isoelectric focusing (IEF) to analyze charge heterogeneity

  • High-performance liquid chromatography (HPLC) for purity assessment

  • Mass spectrometry for precise molecular characterization

Side-by-side comparisons with an in-house reference standard should be performed routinely. This reference standard should be properly qualified, stored under appropriate conditions, and periodically tested to ensure its integrity for reliable lot-to-lot comparisons . For Bm1_01445 Antibody specifically, researchers should document any observed post-translational modifications that might affect binding properties.

How should specificity assays be designed for Bm1_01445 Antibody validation?

When designing specificity assays for Bm1_01445 Antibody, researchers should implement comprehensive controls and multiple analytical approaches:

  • Direct binding assays should include both positive and negative antibody and antigen controls. At least one isotype-matched, irrelevant control antibody should be tested alongside negative antigen controls .

  • Whenever possible, the molecular target bearing the reactive epitope should be biochemically defined, and the antigenic epitope itself determined. For Bm1_01445 Antibody, this may involve epitope mapping studies if the precise binding site is unknown.

  • Fine specificity studies using antigenic preparations of defined structure should be conducted to characterize antibody specificity by means of inhibition or other techniques .

  • Once specificity is determined, quantitative measurement of antibody binding activity through affinity, avidity, or immunoreactivity assays is essential for complete characterization.

What are the recommended storage and handling conditions for maintaining Bm1_01445 Antibody integrity?

Proper storage and handling are critical for maintaining antibody functionality throughout research applications:

  • Store concentrated antibody stocks at -80°C for long-term stability

  • Keep working aliquots at -20°C or 4°C according to validated stability data

  • Avoid repeated freeze-thaw cycles (limit to fewer than 5 cycles)

  • When thawing, allow the antibody to equilibrate completely to room temperature before opening

  • Document storage conditions and duration in laboratory notebooks for experimental reproducibility

  • Validate stability under actual storage conditions rather than relying solely on manufacturer recommendations

Researchers should perform periodic quality checks on stored antibodies to ensure binding activity has not degraded over time, especially when using the antibody for critical experiments.

How should cross-reactivity testing be conducted for Bm1_01445 Antibody?

Cross-reactivity testing is essential to characterize potential non-specific binding that could affect experimental results:

  • In vitro testing should use a panel of tissues or cells to assess binding specificity. For Bm1_01445 Antibody, this should include tissues likely to express similar epitopes to the target antigen .

  • Cross-reactivity should be assessed using multiple detection methods (e.g., immunohistochemistry, flow cytometry, ELISA) to confirm consistency across platforms.

  • Quantitative inhibition assays should be used to measure the degree of cross-reactivity with structurally similar antigens.

  • Results should be compared against established reference antibodies when available to benchmark specificity profiles.

Cross-reactivity data should be thoroughly documented and considered when interpreting experimental results, particularly when working in complex biological systems.

What potency assay approaches are most appropriate for Bm1_01445 Antibody characterization?

Potency assays for Bm1_01445 Antibody should measure functional activity relevant to research applications:

Potency may be measured through binding assays, serologic assays, activity in animal models, and/or functional assays performed in vitro or in vivo. The selected assay(s) should bear the closest possible relationship to the physiologic/pharmacologic activity of the antibody and be sufficiently sensitive to detect differences of potential clinical importance .

Specific approaches include:

  • Quantitation of antibody binding activity using ELISA, RIA, radioimmune precipitation, cytotoxicity, or flow cytometry

  • Expression of activity as specific antigen-binding units per mg or μg of antibody

  • Implementation of parallel line bioassay or similar valid statistical procedures for calculating potency

  • Functional assays that measure downstream biological effects of antibody binding

Documentation of the potency assay's performance, including sensitivity, intra- and inter-assay variation, and robustness should be maintained for all Bm1_01445 Antibody studies .

How can researchers develop immunoconjugates with Bm1_01445 Antibody for advanced applications?

For developing Bm1_01445 Antibody immunoconjugates, researchers should:

  • Provide full descriptions of all components used in conjugation, including:

    • Source, structure, production, and purity of conjugated molecules

    • Chemical components such as linkers and chelating agents

    • Synthetic pathways and potential toxicity of chemicals used

  • Determine and document:

    • Average ratio of coupled material to antibody

    • Number of conjugated moieties per antibody

    • Relationship between immunoglobulin substitution number, potency, and stability

  • For radioimmunoconjugates specifically:

    • Estimate percent radioactivity in each species: free isotope, conjugated mAb, and labeled non-mAb substances

    • Ensure radiopharmaceutical grade isotopes are used

    • Document sterility and pyrogen-free nature of each isotope

    • Determine concentrations of covalently-bound and free isotope in the final product

The conjugation process should be standardized, well-controlled, and validated to ensure consistency across experiments.

What approaches can address epitope shielding when Bm1_01445 Antibody fails to recognize its target?

Epitope shielding can prevent antibody recognition, especially in complex biological systems. Researchers can use several approaches to address this challenge:

  • Employ multiple antibody formats:

    • Test nanobody derivatives which are approximately one-tenth the size of conventional antibodies

    • Consider heavy chain-only antibodies which may access hidden epitopes more effectively

  • Implement structural modifications:

    • Engineer the antibody into formats that enhance tissue penetration

    • Consider triple tandem formats by repeating short lengths of DNA, which has shown remarkable effectiveness in other antibody systems

  • Combine with complementary antibodies:

    • Instead of developing a cocktail of antibodies, engineer a single molecule that combines recognition domains

    • Fuse Bm1_01445 Antibody with complementary binding domains that recognize adjacent or non-overlapping epitopes

Researchers at Georgia State University demonstrated that when nanobodies were engineered into a triple tandem format, they showed remarkable effectiveness against HIV-1 strains . Similar approaches could potentially be applied to enhance Bm1_01445 Antibody access to shielded epitopes.

How should researchers troubleshoot inconsistent neutralization results with Bm1_01445 Antibody?

When facing inconsistent neutralization results:

  • Systematically evaluate variables affecting antibody performance:

    • Target antigen variation (mutations, glycosylation differences)

    • Antibody degradation during storage or preparation

    • Experimental conditions (pH, temperature, buffer composition)

  • Implement quantitative analysis:

    • Compare neutralization capacity across multiple batches

    • Establish neutralization curves with statistical analysis

    • Document inter-assay and intra-assay variability

  • Consider variant testing:

    • As seen with COVID-19 antibodies, binding capacity can vary significantly between variants

    • For example, research has shown that patients had significantly reduced IgG binding to the B.1.351 RBD compared to the B.1-lineage RBD

    • Test Bm1_01445 Antibody against known variants of its target antigen

  • Establish reference standards:

    • Create well-characterized positive and negative controls

    • Perform side-by-side testing with validated antibody preparations

A methodical approach to troubleshooting will help identify whether inconsistencies are due to technical issues, antibody characteristics, or biological variability in the target.

What are the optimal approaches for using Bm1_01445 Antibody in multiplexed detection systems?

When integrating Bm1_01445 Antibody into multiplexed detection systems:

  • Characterize potential cross-talk:

    • Test for interference between Bm1_01445 Antibody and other components

    • Document any synergistic or additive effects with other antibodies

    • Establish optimal antibody ratios for maximum sensitivity and specificity

  • Implement validation strategies:

    • Compare results between single-plex and multiplex formats

    • Include internal controls for each component of the multiplex system

    • Establish detection limits in the presence of potentially competing analytes

  • Consider statistical approaches:

    • Use parallel line bioassay or similar valid statistical procedures

    • Document assay linearity across the required detection range

    • Establish confidence intervals for quantitative measurements

Electrochemiluminescence-based multiplex immune assays have proven effective for measuring IgG antibody binding in other contexts and may be adaptable for applications involving Bm1_01445 Antibody.

How can researchers modify Bm1_01445 Antibody to enhance tissue penetration and target recognition?

Several engineering approaches can enhance antibody performance in complex biological systems:

  • Size reduction strategies:

    • Generate Fab fragments through enzymatic digestion

    • Develop nanobody derivatives that maintain specificity while improving tissue access

    • Engineer single-chain variable fragments (scFvs) from Bm1_01445 Antibody

  • Structural modifications:

    • Create fusion proteins that combine Bm1_01445 Antibody with enhancing domains

    • Engineer mimics of natural receptor binding to improve target recognition

    • Implement triple tandem formats by repeating short lengths of DNA to enhance avidity

  • Validation approaches:

    • Confirm that modifications maintain epitope recognition

    • Document changes in binding kinetics through surface plasmon resonance

    • Verify improved tissue penetration in relevant model systems

Research at Georgia State University demonstrated that nanobodies engineered into a triple tandem format showed remarkable effectiveness, neutralizing 96 percent of a diverse panel in HIV-1 studies . Similar engineering approaches could potentially be applied to Bm1_01445 Antibody for enhanced performance.

What cell line development and qualification procedures are recommended for producing Bm1_01445 Antibody?

For researchers developing production systems for Bm1_01445 Antibody:

  • Cell line establishment:

    • Document immunization schemes used to generate the antibody

    • Describe cell cloning procedures in detail

    • Validate adaptation processes if transitioning between media formulations

  • Master and working cell bank qualification:

    • Screen for endogenous and adventitious agents

    • Establish proper storage conditions to maintain cell line stability

    • Document cell line provenance and any modifications

  • Production consistency:

    • Develop a properly qualified in-house reference standard with known characteristics

    • Store reference standards under appropriate conditions with periodic testing

    • Finalize standards before beginning large-scale production

  • Quality control testing:

    • Implement testing schedules for both master cell bank and working cell bank

    • Document any changes in cell culture processes and their impact on product quality

    • Establish stability monitoring protocols for long-term cell line maintenance

Following these cell line qualification procedures will help ensure consistent production of high-quality Bm1_01445 Antibody for research applications.

How should researchers quantitatively analyze binding kinetics data for Bm1_01445 Antibody?

Rigorous quantitative analysis of binding kinetics requires:

  • Experimental design considerations:

    • Multiple antibody concentrations spanning at least two orders of magnitude

    • Temperature control throughout experiments

    • Inclusion of reference antibodies with well-characterized kinetics

  • Mathematical modeling approaches:

    • Application of appropriate binding models (1:1, bivalent, heterogeneous ligand)

    • Statistical assessment of model fit (residual analysis, chi-square values)

    • Calculation of association (kon) and dissociation (koff) rate constants

  • Data interpretation guidelines:

    • Compare derived KD values with biological activity

    • Document potential artifacts from experimental conditions

    • Assess how binding kinetics correlate with functional activity

Parallel line bioassay or similar valid statistical procedures should be used when calculating potency to ensure robust quantitative analysis .

What comparative analysis approaches help resolve contradictory results between different detection methods?

When encountering contradictory results across detection platforms:

  • Systematic comparison protocol:

    • Test identical samples across all platforms simultaneously

    • Maintain consistent sample handling and preparation

    • Document methodological differences that could affect results

  • Statistical approaches:

    • Calculate method-specific detection limits and dynamic ranges

    • Apply Bland-Altman analysis to quantify systematic differences

    • Consider Passing-Bablok regression for method comparison

  • Interference assessment:

    • Identify potential matrix effects specific to each method

    • Test for interfering substances in biological samples

    • Document how sample processing affects detectable epitopes

  • Reference standardization:

    • Implement calibration curves using identical reference standards

    • Express results in standardized units when possible

    • Consider algorithm-based normalization when appropriate

A thorough comparative analysis will determine whether contradictions result from methodological differences, sample characteristics, or fundamental limitations of the antibody itself.

How might emerging technologies enhance the research applications of Bm1_01445 Antibody?

Several cutting-edge approaches show promise for expanding Bm1_01445 Antibody research capabilities:

  • Novel antibody engineering platforms:

    • Creation of bispecific formats targeting multiple epitopes simultaneously

    • Development of antibody-drug conjugates for targeted delivery

    • Application of nanobody technology for enhanced tissue penetration

  • Advanced structural characterization:

    • Cryo-electron microscopy for visualizing antibody-antigen complexes

    • Hydrogen-deuterium exchange mass spectrometry for epitope mapping

    • Molecular dynamics simulations to predict binding characteristics

  • Integrated analytical approaches:

    • Combination of multiple detection modalities (fluorescence, electrochemiluminescence)

    • Application of artificial intelligence for binding data interpretation

    • Development of multiplexed systems for simultaneous detection of multiple targets

Recent advancements in nanobody technology, such as those demonstrated by researchers at Georgia State University, could potentially be applied to enhance Bm1_01445 Antibody functionality through similar structural modifications .

What approaches can combine Bm1_01445 Antibody with other antibodies for enhanced recognition of complex targets?

Strategic combination approaches can maximize detection and recognition capabilities:

  • Antibody panel development:

    • Define panels as sets of antibodies directed against related antigens

    • Select panel members based on target antigen characterization

    • Establish dose-ranging for each antibody in the panel

  • Combinatorial optimization:

    • Document rationale for combining specific antibodies

    • Show lack of interference among antibodies in the combination

    • Characterize synergistic or additive effects quantitatively

  • Engineering approaches:

    • Develop single molecules that combine recognition domains

    • Create fusion proteins that incorporate complementary binding domains

    • Implement nanobody technology for accessing hidden epitopes

  • Validation strategies:

    • Compare combination performance to individual antibodies

    • Document specificity and sensitivity in complex biological samples

    • Establish reference standards for the antibody combination

Research with HIV-neutralizing antibodies has demonstrated that combining broadly neutralizing antibodies can achieve nearly 100% neutralization coverage, suggesting similar approaches might enhance Bm1_01445 Antibody applications .

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