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MIRAGE

mannosyl (alpha-1,3-)-glycoprotein beta-1,2-N-acetylglucosaminyltransferase S homeolog

Summary

Gene Symbol

mgat1.S

Organism

Xenopus laevis (African clawed frog)

External Links

NCBI Gene

379038

KEGG Gene ID

xla:379038

PubChem

379038

Alliance of Genome Resources

Xenbase:XB-GENE-941677

Annotation

Keyword

Cytoplasm
Disulfide bond
Glycosyltransferase
Golgi apparatus
Manganese
Metal-binding
Reference proteome
Signal-anchor
Transmembrane helix

Proteins

Displaying 1 entry
UniProt	Protein Name
Q90W56	N-glycosyl-oligosaccharide-glycoprotein N-acetylglucosaminyltransferase I

Annotation information from UniProt.

Gene Ontology (GO)

Displaying **all 3** entries
GO Term	Evidence Code	PMID
protein N-linked glycosylation	IBA
protein N-linked glycosylation	IEA
glycoprotein biosynthetic process	IEA

GO Hierarchy

biological process

cellular process [inference]

metabolic process [inference]

biosynthetic process [inference]

macromolecule biosynthetic process [inference]

glycoprotein biosynthetic process

protein N-linked glycosylation

carbohydrate derivative biosynthetic process [inference]

glycoprotein biosynthetic process

protein N-linked glycosylation

macromolecule metabolic process [inference]

macromolecule biosynthetic process [inference]

glycoprotein biosynthetic process

protein N-linked glycosylation

protein metabolic process [inference]

glycoprotein metabolic process [inference]

glycoprotein biosynthetic process

protein N-linked glycosylation

primary metabolic process [inference]

protein metabolic process [inference]

glycoprotein metabolic process [inference]

glycoprotein biosynthetic process

protein N-linked glycosylation

carbohydrate derivative metabolic process [inference]

glycoprotein metabolic process [inference]

glycoprotein biosynthetic process

protein N-linked glycosylation

carbohydrate derivative biosynthetic process [inference]

glycoprotein biosynthetic process

protein N-linked glycosylation

Displaying **all 3** entries
GO Term	Evidence Code	PMID
Golgi membrane	IEA
Golgi apparatus	IEA
perinuclear region of cytoplasm	IEA

GO Hierarchy

cellular component

cellular anatomical structure [inference]

membrane [inference]

organelle membrane [inference]

bounding membrane of organelle [inference]

Golgi membrane

organelle [inference]

membrane-bounded organelle [inference]

intracellular membrane-bounded organelle [inference]

Golgi apparatus

intracellular organelle [inference]

intracellular membrane-bounded organelle [inference]

Golgi apparatus

perinuclear region of cytoplasm

Displaying **all 3** entries
GO Term	Evidence Code	PMID
alpha-1,3-mannosylglycoprotein 2-beta-N-acetylglucosaminyltransferase activity	IEA
acetylglucosaminyltransferase activity	IEA
manganese ion binding	IEA

GO Hierarchy

molecular function

catalytic activity [inference]

transferase activity [inference]

glycosyltransferase activity [inference]

UDP-glycosyltransferase activity [inference]

acetylglucosaminyltransferase activity

alpha-1,3-mannosylglycoprotein 2-beta-N-acetylglucosaminyltransferase activity

hexosyltransferase activity [inference]

acetylglucosaminyltransferase activity

alpha-1,3-mannosylglycoprotein 2-beta-N-acetylglucosaminyltransferase activity

catalytic activity, acting on a protein [inference]

catalytic activity, acting on a glycoprotein [inference]

alpha-1,3-mannosylglycoprotein 2-beta-N-acetylglucosaminyltransferase activity

binding [inference]

small molecule binding [inference]

ion binding [inference]

cation binding [inference]

metal ion binding [inference]

transition metal ion binding [inference]

manganese ion binding

Gene Ontology information from NCBI Gene and UniProt.

OrthoDB (Group)

Group level

Eukaryota

Group Name

alpha-1,3-mannosyl-glycoprotein 2-beta-n-acetylglucosaminyltransferase

Functional Category

C: Energy production and conversion
G: Carbohydrate transport and metabolism
T: Signal transduction mechanisms

Displaying **all 6** entries
Gene Ontology
acetylglucosaminyltransferase activity
alpha-1,3-mannosylglycoprotein 2-beta-N-acetylglucosaminyltransferase activity
manganese ion binding
metal ion binding
protein N-linked glycosylation
transferase activity

Displaying **all 2** entries
InterPro
Glycosyl transferase, family 13
Nucleotide-diphospho-sugar transferases

KEGG BRITE Database

Orthology

K00726

Name

alpha-1,3-mannosyl-glycoprotein beta-1,2-N-acetylglucosaminyltransferase [EC:2.4.1.101]

References

Reactions

Displaying 1 entry
KEGG Reaction	Enzyme	Acceptor	Product
R05983	2.4.1.101	G55220VL	G08520NM

Rhea

UDP-N-acetyl-α-D-glucosamine

H⁺ + UDP

Enzyme

2.4.1.101

PMID

Ortholog

Displaying **all 2** entries
Species	Gene ID	Alliance of Genome Resources
Homo sapiens	4245	HGNC:7044
Xenopus tropicalis	496815	Xenbase:XB-GENE-941671

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GlyCosmos is a member of the GlySpace Alliance together with GlyGen and Glycomics@ExPASy.

Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01

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GlyCosmos Portal v4.5.0

Last updated: April 6, 2026