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Key Documents

SAB4700417

Sigma-Aldrich

Monoclonal Anti-CD107a-APC antibody produced in mouse

clone H4A3, purified immunoglobulin, buffered aqueous solution

Synonym(s):

Anti-LAMP1

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About This Item

UNSPSC Code:
12352203
NACRES:
NA.41

biological source

mouse

conjugate

Allophycocyanin conjugate

antibody form

purified immunoglobulin

antibody product type

primary antibodies

clone

H4A3, monoclonal

form

buffered aqueous solution

species reactivity

nonhuman primates, mouse, human

technique(s)

flow cytometry: suitable

isotype

IgG1

NCBI accession no.

UniProt accession no.

shipped in

wet ice

storage temp.

2-8°C

target post-translational modification

unmodified

Gene Information

human ... LAMP1(3916)

General description

CD107a (lysosome-associated membrane protein-1, LAMP-1), together with LAMP-2, is a major constituent of lysosomal membrane, 1-2% of total CD107a is found also on the plasma membrane. The LAMP proteins are involved in lysosome biogenesis and are required for fusion of lysosomes with phagosomes. Increased CD107a immunoreactivity is observed in neurones, and in glial cells surrounding senile plaques in Alzheimer′s disease cases and is localized mainly in medullary epithelial cells, single macrophages and lymphocytes in acute thymic involution. CD107a is a good marker of mast cell activation.
The gene cluster of differentiation 107a (CD107a), also known as lysosomal-associated membrane protein 1 (LAMP1), encodes a type I transmembrane protein. The protein has a short cytoplasmic tail containing a lysosome-targeting signal of GYQTI (382)-COOH. The gene is mapped to human chromosome 13q34.

Specificity

The antibody H4A3 recognizes CD107a, a 100-120 kDa glycoprotein expressed mainly on lysosomal, but also on the plasma membrane.

Immunogen

Human PBMC

Application

The reagent is designed for Flow Cytometry analysis of human blood cells using 10 μL reagent / 100 μL of whole blood or 1e6 cells in a suspension. The content of a vial (1 mL) is sufficient for 100 tests.

Biochem/physiol Actions

The gene cluster of differentiation 107a (CD107a) encodes a membrane glycoprotein that functions as an intracellular receptor. It is found to be expressed in the cytoplasm of several types of tumor cells and may be involved in tumor invasion. CD107a is crucial for perforin trafficking to the lytic granules and motility of these lytic granules. Its knockdown leads to inhibition of cytotoxicity of human natural killer cells.

Features and Benefits

Evaluate our antibodies with complete peace of mind. If the antibody does not perform in your application, we will issue a full credit or replacement antibody. Learn more.

Physical form

Solution in phosphate buffered saline containing 15 mM sodium azide and 0.2% high-grade protease free BSA as a stabilizing agent.

Disclaimer

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Storage Class

10 - Combustible liquids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Acidic pH-Induced Conformations and LAMP1 Binding of the Lassa Virus Glycoprotein Spike.
Li S
PLoS Pathogens, 12 (2016)
Constitutive expression of a COOH-terminal leucine mutant of lysosome-associated membrane protein-1 causes its exclusive localization in low density intracellular vesicles.
Akasaki K
Journal of Biochemistry, 156, 39-49 (2014)
Monosomy and ring chromosome 13 in a thyroid nodular goiter-do we underestimate its relevance in benign thyroid lesions?
Sendt W
Cancer Genetics, 205, 128-130 (2012)
LAMP1/CD107a is required for efficient perforin delivery to lytic granules and NK-cell cytotoxicity.
Krzewski K
Blood, 121, 4672-4683 (2013)
Expression of the lysosomal-associated membrane protein-1 (LAMP-1) in astrocytomas.
Jensen SS
International Journal of Clinical and Experimental Pathology, 6, 1294-1305 (2013)

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