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SAB4200279

Sigma-Aldrich

Anti-MAN1B/ MAN1A2 (C-terminal) antibody produced in rabbit

~1.0 mg/mL, affinity isolated antibody

Synonym(s):

Anti-Mannosidase, alpha, class 1A, member 2

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About This Item

UNSPSC Code:
12352203
NACRES:
NA.41

biological source

rabbit

conjugate

unconjugated

antibody form

affinity isolated antibody

antibody product type

primary antibodies

clone

polyclonal

form

buffered aqueous solution

mol wt

antigen ~70 kDa

species reactivity

human

concentration

~1.0 mg/mL

technique(s)

indirect immunofluorescence: 1-2 μg/mL using HeLa cells
western blot: 0.5-1.0 μg/mL using whole extracts of HEK-293T cells overexpressing human MAN1A2

UniProt accession no.

shipped in

dry ice

Storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... MAN1A2(10905)

General description

The α-1,2-Mannosidase IB (MAN1B) gene is mapped to human chromosome 1p12. The encoded protein is also known as mannosidase α, class 1A, member 2 (MAN1A2) and is a Golgi resident transmembrane protein that belongs to the glycosyl hydrolase family 47. It is highly conserved among the eukaryotes and the murine MAN1B protein is localized to the Golgi apparatus. MAN1B is a type II membrane protein containing 35 amino acids in the cytoplasmic region, a Ca2+ binding consensus sequence, and a single N-glycosylation site.

Specificity

Anti-MAN1B/MAN1A2 (C-terminal) recognizes human MAN1B.

Immunogen

synthetic peptide corresponding to a C-terminal sequence of human MAN1A2, conjugated to KLH. The corresponding sequence differs by a single amino acid in rat and by two amino acids in mouse.

Application

Anti-MAN1B/ MAN1A2 (C-terminal) antibody produced in rabbit is suitable for immunoblotting and immunofluorescence.

Biochem/physiol Actions

α-1,2-Mannosidase IB (MAN1B) is known to mediate protein transport to the Golgi apparatus for processing. MAN1B progressively trims the α-1,2-linked mannose residues from Man9GlcNAc2, to form the processing intermediate Man5GlcNAc2. α-Mannosidases function at different stages of N-glycan maturation in mammalian cells. This gene might serve as a prognostic indicator in B cell lymphoma.

Physical form

Solution in 0.01 M phosphate buffered saline pH 7.4, containing 15 mM sodium azide.

Storage and Stability

For continuous use, store at 2-8 °C for up to one month. Forextended storage freeze in working aliquots. Repeated freezing and thawing is not recommended. If slight turbidity occurs upon prolonged storage, clarify the solution by centrifugation before use. Working dilution samples should be discarded if not used within 12 hours.

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

flash_point_f

Not applicable

flash_point_c

Not applicable


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Steven W Mast et al.
Methods in enzymology, 415, 31-46 (2006-11-23)
Alpha-mannosidases in eukaryotic cells are involved in both glycan biosynthetic reactions and glycan catabolism. Two broad families of enzymes have been identified that cleave terminal mannose linkages from Asn-linked oligosaccharides (Moremen, 2000), including the Class 1 mannosidases (CAZy GH family
Plasma cell neoplasms: genetics, pathobiology, and new therapeutic strategies.
Dong Soon Lee et al.
BioMed research international, 2014, 941820-941820 (2015-01-23)
A Herscovics et al.
The Journal of biological chemistry, 269(13), 9864-9871 (1994-04-01)
The amino acid sequence of the specific alpha-mannosidase involved in N-oligosaccharide processing in Saccharomyces cerevisiae was found to have a high degree of similarity to the deduced amino acid sequence of a rabbit liver alpha-mannosidase partial cDNA, demonstrating that processing
B Becker et al.
European journal of cell biology, 79(12), 986-992 (2001-01-11)
Murine alpha1,2-mannosidase IB is a type II transmembrane protein localized to the Golgi apparatus where it is involved in the biogenesis of complex and hybrid N-glycans. This enzyme consists of a cytoplasmic tail, a transmembrane domain followed by a "stem"
A Herscovics
Biochimie, 83(8), 757-762 (2001-09-01)
Class I alpha 1,2-mannosidases (glycosylhydrolase family 47) are conserved through eukaryotic evolution. This protein family comprises three subgroups distinguished by their enzymatic properties. The first subgroup includes yeast (Saccharomyces cerevisiae) and human alpha 1,2-mannosidases of the endoplasmic reticulum that primarily

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