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G9793

Sigma-Aldrich

N-Glycolylneuraminic acid

≥95% (HPLC), semisynthetic

Synonym(s):

Neu5Glc, NeuNGl

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About This Item

Empirical Formula (Hill Notation):
C11H19NO10
CAS Number:
Molecular Weight:
325.27
Beilstein:
1716828
MDL number:
UNSPSC Code:
12352201
PubChem Substance ID:
NACRES:
NA.25

biological source

semisynthetic

Assay

≥95% (HPLC)

form

powder

technique(s)

LC/MS: suitable

impurities

water (Karl Fischer)

color

white

solubility

water: soluble 20 mg/mL

suitability

suitable for LC-MS

application(s)

metabolomics

storage temp.

−20°C

SMILES string

[H][C@]1(O[C@@](O)(C[C@H](O)[C@H]1NC(=O)CO)C(O)=O)[C@H](O)[C@H](O)CO

InChI

1S/C11H19NO10/c13-2-5(16)8(18)9-7(12-6(17)3-14)4(15)1-11(21,22-9)10(19)20/h4-5,7-9,13-16,18,21H,1-3H2,(H,12,17)(H,19,20)/t4-,5+,7+,8+,9+,11-/m0/s1

InChI key

FDJKUWYYUZCUJX-AJKRCSPLSA-N

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General description

N-Glycolylneuraminic acid (Neu5Gc) is a nonhuman sialic acid molecule synthesized in pigs but not in humans, that has a role as a mammalian metabolite and an antigen. This hydroxylated form of sialic acid, specifically N-acetylneuraminic acid, features a glycolyl substituent on nitrogen and a beta-configuration at the anomeric center. The biosynthesis of N-glycolylneuraminic acid involves the enzymatic activity of cytidine monophosphate-N-acetylneuraminate (CMP-Neu5Ac) hydroxylase.
In humans, the absence of endogenous production results from a gene mutation affecting CMP-Neu5Ac hydroxylase, the enzyme responsible for converting N-acetylneuraminic acid into Neu5Gc. However, Neu5Gc can accumulate in human cells through external ingestion from dietary sources like red meat and dairy products. N-Glycolylneuraminic acid is a versatile compound that finds application in cell biology, metabolomics and biochemical research

Application

N-Glycolylneuraminic acid has been used:
  • as a sugar in microtiter biofilm methodologic approach for the enhancement of biofilm formation
  • as a standard for the determination of sialic acids in the nervous system of silkworm and to find the variations of sialic acids among different developmental stages.
  • as a standard in the high-performance liquid chromatography (HPLC) analyses to detect the molecular species of sialic acid (Sia) species using 1,2-diamino-4,5-methylenedioxy-benzene (DMB) as a fluorogenic compound

Biochem/physiol Actions

N-Glycolylneuraminic acid (Neu5Gc) functions as an important tool for profiling anti-Neu5Gc antibodies and sialic acid-binding proteins.

Features and Benefits

  • Ideal for Metabolomics, Biochemical and Cell Biology research
  • Versatile and adaptable for wide variety of laboratory and research applications

Other Notes

For additional information on our range of Biochemicals, please complete this form.
To gain a comprehensive understanding of our extensive range of Monosaccharides for your research, we encourage you to visit our Carbohydrates Category page.

comparable product

Product No.
Description
Pricing

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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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Chao-Tan Guo et al.
Glycobiology, 17(7), 713-724 (2007-03-29)
The receptor specificity of influenza viruses is one factor that allows avian influenza viruses to cross the species barrier. The recent transmissions of avian H5N1 and H9N2 influenza viruses from chickens and/or quails to humans indicate that avian influenza viruses
Anoopjit Singh Kooner et al.
Frontiers in immunology, 10, 2004-2004 (2019-09-27)
Sialic acids constitute a family of negatively charged structurally diverse monosaccharides that are commonly presented on the termini of glycans in higher animals and some microorganisms. In addition to N-acetylneuraminic acid (Neu5Ac), N-glycolyl neuraminic acid (Neu5Gc) is among the most
Jong-Yi Park et al.
Journal of biomedicine & biotechnology, 2011, 560850-560850 (2011-12-02)
We examined whether deficiency of the GGTA1 gene in pigs altered the expression of several glycosyltransferase genes. Real-time RT-PCR and glycosyltransferase activity showed that 2 sialyltransferases [α2,3-sialyltransferase (α2,3ST) and α2,6-sialyltransferase (α2,6ST)] in the heterozygote GalT KO liver have higher expression
Pierre Redelinghuys et al.
The Journal of biological chemistry, 286(40), 34522-34532 (2011-08-13)
It is well established that murine T-lymphocyte activation is accompanied by major changes in cell-surface sialylation, potentially influencing interactions with sialic acid-binding immunoglobulin-like lectins (siglecs). In the present study, we analyzed early activation of murine CD4+ and CD8+ T-lymphocytes at
Jonas Löfling et al.
Virology, 440(1), 89-96 (2013-03-19)
Feline panleukopenia virus (FPV) is a pathogen whose canine-adapted form (canine parvovirus (CPV)) emerged in 1978. These viruses infect by binding host transferrin receptor type-1 (TfR), but also hemagglutinate erythrocytes. We show that hemagglutination involves selective recognition of the non-human

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