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SAB4200222

Sigma-Aldrich

Anti-MAN1B1 antibody produced in rabbit

~1.0 mg/mL, affinity isolated antibody

Synonym(s):

Anti-ER alpha 1,2-mannosidase, Anti-Man9GlcNAc2-specific processing alpha-mannosidase, Anti-alpha 1,2-mannosidase; endoplasmic reticulum alpha-mannosidase 1, Anti-endoplasmic reticulum alpha-mannosidase 1, Anti-endoplasmic reticulum mannosyl-oligosaccharide 1,2-alpha-mannosidase, Anti-endoplasmic reticulum mannosyl-oligosaccharide 1,2-alpha-mannosidase 1, Anti-mannosidase, alpha, class 1B, member 1

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About This Item

UNSPSC Code:
12352203

biological source

rabbit

conjugate

unconjugated

antibody form

affinity isolated antibody

antibody product type

primary antibodies

clone

polyclonal

form

buffered aqueous solution

mol wt

antigen ~75 kDa

species reactivity

human

concentration

~1.0 mg/mL

technique(s)

western blot: 1-2 μg/mL using whole extracts of HEK-293T cells overexpressing human MAN1B1.

UniProt accession no.

shipped in

dry ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... MAN1B1(11253)

General description

Mannosidase α class 1B member 1 (MAN1B1), also known as endoplasmic reticulum α 1,2 mannosidase I (ERManI), is an ER resident transmembrane protein that belongs to the glycosyl hydrolase family 47. The MAN1B1 gene is mapped to human chromosome 9q34.3.

Specificity

Anti-MAN1B1 recognizes human MAN1B1.

Application

Anti-MAN1B1 antibody produced in rabbit is suitable for immunoblotting.

Biochem/physiol Actions

Mannosidase α class 1B member 1 (MAN1B1) gene is implicated in N-glycan processing and endoplasmic reticulum (ER) quality control. The MAN1B1 protein primarily removes the middle branch mannose from mannonanose-di-(N-acetyl-D-glucosamine) (Man9GlcNAc2) to form mannooctaose-di-(N-acetyl-D-glucosamine (Man8GlcNAc2) isomer B, but at high local concentrations, as found in the ER quality control compartment, it further trims the carbohydrates to Man5-6GlcNAc2. Overexpression of the MAN1B1 gene increases mannose trimming and accelerates endoplasmic reticulum associated degradation (ERAD) of terminally misfolded glycoproteins.

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. For extended 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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Nobuko Hosokawa et al.
The Journal of biological chemistry, 278(28), 26287-26294 (2003-05-09)
Misfolded glycoproteins synthesized in the endoplasmic reticulum (ER) are degraded by cytoplasmic proteasomes, a mechanism known as ERAD (ER-associated degradation). In the present study, we demonstrate that ERAD of the misfolded genetic variant-null Hong Kong alpha1-antitrypsin is enhanced by overexpression
Sun Ho Lee et al.
Genomics & informatics, 15(3), 82-86 (2017-10-12)
Chromosomal microarray (CMA) is a high-resolution, high-throughput method of identifying submicroscopic genomic copy number variations (CNVs). CMA has been established as the first-line diagnostic test for individuals with developmental delay (DD), intellectual disability (ID), autism spectrum disorders (ASDs), and multiple

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