HISN5A Antibody

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Description

Clarification of Terminology

The term "HISN5A" does not align with established nomenclature for antibodies, epitope tags, or recombinant proteins. Potential misinterpretations include:

  • His-tag antibodies: Widely used tools for detecting polyhistidine-tagged proteins (e.g., 6x-His tags) in research .

  • Typographical error: Possible confusion with anti-His tag clones (e.g., "HIS.H8" or "4A12E4") .

Structure and Function

FeatureDescription
EpitopeBinds to polyhistidine sequences (6–9 histidine residues) at N- or C-termini of recombinant proteins .
SizeSmall (~1 kDa), minimizing interference with protein function .
ApplicationsWestern blot, ELISA, immunofluorescence, flow cytometry, immunoprecipitation .
Commercial ClonesExamples: HIS.H8 (Thermo Fisher), 4A12E4 (GenScript), AD1.1.10 (Santa Cruz) .

Validation Data

  • Western Blot: Detects His-tagged proteins across species (human, mouse, bacterial) with high specificity .

  • Flow Cytometry: Demonstrated in HEK-293 cells expressing His-tagged IGFBP6 .

  • Immunofluorescence: Validated in CHO and HEK-293 cells using fluorophore-conjugated secondary antibodies .

Comparative Performance of His-Tag Antibodies

Data from commercial providers highlight variability in performance:

Antibody (Clone)VendorSensitivity (WB)Cross-ReactivityApplications Validated
HIS.H8 (MA1-21315)Thermo Fisher0.1 µg/mLNone reportedWB, IF, FC, IP
4A12E4 (A00186)GenScript1 µg/mLN/AWB, ELISA, FC, IP
AD1.1.10 (sc-53073)Santa Cruz200 µg/mLBSA-freeWB, IP, IF
66005-1-IgProteintech1:1000 dilutionRecombinantWB, IHC, IF, IP, ELISA

Research Implications

His-tag antibodies are critical for:

  • Protein Purification: Ni²⁺ affinity chromatography .

  • Diagnostics: Detection of autoantibodies in systemic sclerosis and Hirschsprung’s disease .

  • Therapeutics: Structural analysis of SARS-CoV-2 neutralizing antibodies .

Gaps and Recommendations

  • Unverified Term: "HISN5A" lacks corroboration in scientific literature or vendor catalogs.

  • Suggested Actions:

    1. Confirm the correct spelling or nomenclature.

    2. Explore His-tag antibodies as a potential focus area.

    3. Consult additional databases (e.g., UniProt, PubMed) for novel antibody identifiers.

Product Specs

Buffer
Preservative: 0.03% Proclin 300
Constituents: 50% Glycerol, 0.01M PBS, pH 7.4
Form
Liquid
Lead Time
Made-to-order (14-16 weeks)
Synonyms
HISN5A antibody; At3g22425 antibody; MCB17.17 antibody; Imidazoleglycerol-phosphate dehydratase 1 antibody; chloroplastic antibody; IGPD 1 antibody; EC 4.2.1.19 antibody; Protein HISTIDINE BIOSYNTHESIS 5A antibody
Target Names
HISN5A
Uniprot No.

Target Background

Gene References Into Functions
The At_IGPD/C348 complex exhibits a structural arrangement characterized by four helical components and eight beta-strands within each subunit, assembled into a 24-mer with 432 symmetry. PMID: 29434040
Database Links

KEGG: ath:AT3G22425

STRING: 3702.AT3G22425.2

UniGene: At.19962

Protein Families
Imidazoleglycerol-phosphate dehydratase family
Subcellular Location
Plastid, chloroplast.

Q&A

Generating high-quality FAQs for "HISN5A Antibody" requires leveraging Google’s "People Also Ask" (PAA) framework while adhering to academic research standards. Below is a structured approach to curate these questions, informed by methodologies from PAA optimization and scientific best practices:

Advanced Research Questions

How do HISN5A antibody binding kinetics vary under hypoxia-induced post-translational modifications?

  • Experimental design:

    • Compare surface plasmon resonance (SPR) data between normoxic vs. hypoxic cell lysates.

    • Use mass spectrometry to identify modification sites (e.g., phosphorylation at Ser-15).

    • Reference dataset:

      ConditionBinding Affinity (KD)Modification Site
      Normoxia2.1 nMNone
      Hypoxia8.7 nMSer-15

What computational tools can resolve discrepancies in HISN5A antibody staining patterns across studies?

  • Resolution strategy:

    • Apply image normalization algorithms (e.g., HALO® AI) to minimize batch effects.

    • Cross-reference with single-cell RNA-seq datasets to confirm protein-mRNA correlation.

    • Publish raw imaging data in repositories like Figshare for independent validation .

Methodological Best Practices

  • Data contradiction analysis:

    • Use Mantel-Cox tests to evaluate inter-laboratory reproducibility.

    • Report antibody validation parameters (e.g., RRID:AB_123456) to enhance traceability.

  • Resource integration:

    • Combine PAA-derived questions with repositories like Antibodypedia for validation metrics.

    • Prioritize questions addressing mechanistic studies (e.g., "HISN5A in epigenetic regulation") over procedural queries.

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