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SAB4200311

Sigma-Aldrich

Anti-O-GlcNAcase (OGA) (C-terminal region) antibody produced in rabbit

~1.5 mg/mL, affinity isolated antibody

Synonym(s):

Anti-Beta-N-acetylhexosaminidase, Anti-Hexosaminidase C, Anti-MEA5, Anti-Meningioma expressed antigen 5 (hyaluronidase), Anti-N-acetyl-beta-D-glucosaminidase, Anti-N-acetyl-beta-glucosaminidase, Anti-NCOAT, Anti-O-GlcNAcase, Anti-OGA

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About This Item

UNSPSC Code:
12352203
NACRES:
NA.41

biological source

rabbit

Quality Level

conjugate

unconjugated

antibody form

affinity isolated antibody

antibody product type

primary antibodies

clone

polyclonal

form

buffered aqueous solution

mol wt

antigen ~130 kDa

species reactivity

canine, human

concentration

~1.5 mg/mL

technique(s)

immunoprecipitation (IP): 3-6 μg using MDCK cells.
western blot: 2-4 μg/mL using MCF7 cell extracts.

UniProt accession no.

shipped in

dry ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... MGEA5(10724)

Related Categories

General description

The β-N-acetylglucosaminidase (OGA) gene encodes two alternatively spliced isoforms that are widely expressed in mammalian tissues. OGA (also known as O-GlcNAcase, MGEA5, NCOAT) belongs to the family of 84 glycoside hydrolases. The longer OGA form is a bifunctional nuclear/cytoplasmic enzyme that contains two distinct domains, an O-GlcNAcase domain at the N-terminus and a C-terminal putative histone acetyltransferase (HAT) domain. The shorter OGA form contains only the N-terminal O-GlcNAcase domain.

Immunogen

synthetic peptide corresponding to a sequence near the C-terminus of human O-GlcNAcase (OGA), conjugated to KLH. The corresponding sequence is identical in human OGA isoform B, and highly conserved (single amino acid substitution) in rat and mouse OGA.

Application

Anti-O-GlcNAcase (OGA) (C-terminal region) antibody produced in rabbit has been used in:
  • Western blotting
  • Immunoprecipitation
  • Microarray analysis

Applications in which this antibody has been used successfully, and the associated peer-reviewed papers, are given below.
Western Blotting (1 paper)

Biochem/physiol Actions

β-N-acetylglucosaminidase (OGA) along with O-GlcNAc transferase (OGT) are key enzymes which regulate cycling O-linked N-acetylglucosamine. OGA is responsible for cleaving the modification from target proteins. OGA is also glycosylated by OGT and a regulatory feedback loop exists between these two enzymes. OGA and OGT have been found to strongly associate together in transcriptional co-repression complexes with histone deacetylases (HDACs).

Physical form

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

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 Code

12 - Non Combustible Liquids

WGK

WGK 1

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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Nutrient-driven O-GlcNAc cycling-think globally but act locally
Harwood KR and Hanover JA
Journal of Cell Science, 127(9), 1857-1867 (2014)
Seokwon Jo et al.
Frontiers in endocrinology, 13, 1040014-1040014 (2022-11-18)
Protein O-GlcNAcylation is a nutrient and stress-sensitive protein post-translational modification (PTM). The addition of an O-GlcNAc molecule to proteins is catalyzed by O-GlcNAc transferase (OGT), whereas O-GlcNAcase (OGA) enzyme is responsible for removal of this PTM. Previous work showed that
Rafaela Muniz de Queiroz et al.
Frontiers in oncology, 9, 116-116 (2019-03-21)
The Hexosamine Biosynthetic Pathway (HBP) is a branch of glycolysis responsible for the production of a key substrate for protein glycosylation, UDP-GlcNAc. Cancer cells present altered glucose metabolism and aberrant glycosylation, pointing to alterations on HBP. Recently it was demonstrated
Hexosamine Biosynthetic Pathway and Glycosylation Regulate Cell Migration in Melanoma Cells
de Queiroz RM, et al.
Frontiers in Oncology, 9 (2019)
Changes in O-linked N-acetylglucosamine (O-GlcNAc) homeostasis activate the p53 pathway in ovarian cancer cells
de Queiroz RM, et al.
The Journal of Biological Chemistry, 291(36), 18897-18914 (2016)

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