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mouse anti-IgG4 monoclonal antibody (ZM56) 6224

Price range: $160.00 through $528.00

Antibody summary

  • Mouse monoclonal to IgG4
  • Suitable for: Immunohistochemistry (formalin-fixed, paraffin-embedded tissues)
  • Reacts with: Human
  • Isotype:IgG1
  • Control: Tonsil
  • Visualization: Cytoplasmic
  • 0.1, 0.5, 1.0 mL concentrated, 7 mL prediluted
SKU: 6224parent Categories: , Tags: , ,
Weight 1 lbs
Dimensions 9 × 5 × 2 in
host

mouse

isotype

IgG1

clonality

monoclonal

concentration

concentrate, predilute

applications

IHC

reactivity

human

available size

0.1 mL, 0.5 mL, 1 mL concentrated, 7 mL prediluted

mouse anti-IgG4 monoclonal antibody ZM56 6224

antibody
Database link:
human P01861
Tested applications
IHC
Recommended dilutions
Concentrated 1:100-200
Application Notes
Positive control: Tonsil
Immunogen
Recombinant human IGHG4 fragment
Size and concentration
7 mL prediluted or 0.1, 0.5, 1.0 mL and concentrated
Form
liquid
Storage Instructions
2-8°C for short term, for longer term at -20°C. Avoid freeze / thaw cycles.
Purity
affinity purified
Clonality
monoclonal
Isotype
IgG1
Compatible secondaries
goat anti-mouse IgG, H&L chain specific, peroxidase conjugated polyclonal antibody 5486
goat anti-mouse IgG, H&L chain specific, biotin conjugated, Conjugate polyclonal antibody 2685
goat anti-mouse IgG, H&L chain specific, FITC conjugated polyclonal antibody 7854
goat anti-mouse IgG, H&L chain specific, peroxidase conjugated polyclonal antibody, crossabsorbed 1706
goat anti-mouse IgG, H&L chain specific, biotin conjugated polyclonal antibody, crossabsorbed 1716
goat anti-mouse IgG, H&L chain specific, FITC conjugated polyclonal antibody, crossabsorbed 1721
Isotype control
Mouse monoclonal IgG1 - Isotype Control
target relevance
Homo sapiens IGHG4
Immunoglobulin heavy constant gamma 4
Protein names
Immunoglobulin heavy constant gamma 4
Alternative names
Ig gamma-4 chain C region
Gene names
IGHG4
Function
Constant region of immunoglobulin (Ig) heavy chains. Igs are membrane-bound or secreted glycoproteins produced by B lymphocytes. In the recognition phase of humoral immunity, the membrane-bound Igs serve as receptors, which upon binding to a specific antigen trigger the clonal expansion and differentiation of B lymphocytes into Ig-secreting plasma cells. Secreted Igs known as antibodies mediate the effector phase of humoral immunity by blocking the interaction of infectious antigens with cellular receptors (via the antigen-binding region) and eliciting effector mechanisms that lead to pathogen neutralization (via the constant region) (PubMed:17576170, PubMed:20176268, PubMed:22158414). The antigen-binding region is formed by the variable domain of one heavy chain paired with the variable domain of its associated light chain. Each Ig molecule has two antigen-binding sites with remarkable affinity for a particular antigen due to V-(D)-J rearrangement, somatic hypermutations and affinity maturation of the variable domains upon antigen exposure (PubMed:17576170, PubMed:20176268, PubMed:22158414). The constant region defines the Ig isotype that perform distinct sets of effector functions. B cells diversify and rearrange their Ig constant regions through class-switch recombination, a process by which the constant region is switched from one Ig isotype to another, namely from IgM and IgD to IgG, IgA and IgE (PubMed:17576170, PubMed:20176268, PubMed:22158414). The constant region interacts (via the fragment crystallizable, Fc) with the Fc receptors on innate immune cells to mediate humoral effector functions. Ig gamma-4 (IgG4) isotype does not elicit antibody-dependent cellular cytotoxicity (ADDC) or complement-dependent cytotoxicity (CDC). Instead it is likely involved in immune tolerance mechanisms to allergens and parasites either by blocking IgE-antigen complex formation or by directly inhibiting mast cell degranulation through Fc receptor signaling. In the context of tumorigenesis, it may participate in immunosuppressive mechanisms
Subcellular location
Cell membrane
Structure
(Microbial infection) Interacts (via Fc region) with S. aureus spa/protein A (via B domain); spa interferes with the formation of IgG:C1q complexes
Post-translational modification
N-glycosylated. Carries predominantly biantennary complex-type glycans attached at Asn-177 residue on the Fc region of each heavy chain. Unique Fc glycan profiles found in secreted IgGs are induced in an antigen-specific way, likely programmed during B cell priming to mount an appropriate Ig effector response (PubMed:22184099, PubMed:28566370, PubMed:29133956). The core glycan is composed of two sequential N-acetylglucosamine (GlcNAc) moieties followed by a central mannose (Man) from which two additional Man residues branch out (alpha1,3 and alpha1,6 antennae) each capped with a GlcNAc. Additional sugar molecules can be added to generate over 30 possible glycans. Such sugar modifications include the addition of one fucose at the initial GlcNAc, galactose (Gal) and sialic acid (Neu5Ac) residues at antennary GlcNAc or a bisecting GlcNAc to the core Man (PubMed:22184099, PubMed:28566370, PubMed:29133956). Variable addition of sugars account for different IgG functional states associated with antibody-dependent cellular cytotoxicity or phagocytosis and inflammatory responses such as complement activation and cytokine secretion. Fc N-glycan diversity is further enhanced by asymmetric glycan pairing on the heavy chains (PubMed:22184099, PubMed:28566370, PubMed:29133956). Fc N-glycan sialylation is linked to anti-inflammatory effects. It regulates Fc effector functions through conformational changes leading to preferential interaction with type II Fc receptors while reducing binding to type I Fc receptors. During plasmablast response, sialylated Fc domains within immune complexes signal via FCER2/CD23 and drive the selection of B cells with high affinity for antigen (PubMed:22184099). Whereas afucosylated Fc N-glycan preferentially activate FCGR3A, antigen-dependent cellular cytotoxicity and antitumor immunity (PubMed:28566370)
(Microbial infection) Deglycosylation on Asn-177 by S.pyogenes EndoS or Endos2 endoglucosidases prevents interaction between immunoglobulin-gamma (IgG) and Fc receptors, impairing ability to activate the complement pathway
Keywords
3D-structure, Adaptive immunity, Alternative splicing, Cell membrane, Direct protein sequencing, Disulfide bond, Glycoprotein, Immunity, Immunoglobulin, Immunoglobulin domain, Membrane, Proteomics identification, Reference proteome, Secreted, Transmembrane, Transmembrane helix
Sequence
ASTKGPSVFPLAPCSRSTSESTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSS GLYSLSSVVTVPSSSLGTKTYTCNVDHKPSNTKVDKRVESKYGPPCPSCPAPEFLGGPSV FLFPPKPKDTLMISRTPEVTCVVVDVSQEDPEVQFNWYVDGVEVHNAKTKPREEQFNSTY RVVSVLTVLHQDWLNGKEYKCKVSNKGLPSSIEKTISKAKGQPREPQVYTLPPSQEEMTK NQVSLTCLVKGFYPSDIAVEWESNGQPENNYKTTPPVLDSDGSFFLYSRLTVDKSRWQEG NVFSCSVMHEALHNHYTQKSLSLSLELQLEESCAEAQDGELDGLWTTITIFITLFLLSVC YSATVTFFKVKWIFSSVVDLKQTIVPDYRNMIRQGA
UniProt accession: P01861

Data

Human salivary gland stained with anti-IgG4 antibody using peroxidase-conjugate and DAB chromogen. Note the cytoplasmic staining of plasma cells.
Human salivary gland stained with anti-IgG4 antibody using peroxidase-conjugate and DAB chromogen. Note the cytoplasmic staining of plasma cells.

FAQ & Publications

Frequently Asked Questions
What species does the mouse anti-IgG4 monoclonal antibody (ZM56) 6224 specifically react with?
This antibody specifically reacts with human IgG4.
Which applications is the mouse anti-IgG4 monoclonal antibody (ZM56) 6224 validated for?
It is validated for immunohistochemistry (IHC) on formalin-fixed, paraffin-embedded tissues.
How should the mouse anti-IgG4 monoclonal antibody (ZM56) 6224 be stored to maintain stability?
For short-term storage, keep the antibody at 2-8°C, and for long-term storage, freeze at -20°C, avoiding repeated freeze/thaw cycles.
What is the recommended dilution range for using the concentrated form of this antibody in IHC?
The recommended dilution for the concentrated antibody in immunohistochemistry is between 1:100 and 1:200.
What is the host species and isotype of the anti-IgG4 antibody ZM56 6224?
The antibody is a mouse monoclonal antibody of the IgG1 isotype.
Publications
pmid title authors citation
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Published literature highly relevant to the biological target of this product and referencing this antibody or clone are retrieved from the PubMed database provided by the United States National Library of Medicine at the National Institutes of Health.

Protocols

relevant to this product
IHC

Documents

Batch Number QC File SDS
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