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Repository for lectin-assisted multimodality data

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Tools

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Guidelines

MIRAGE

exostosin glycosyltransferase 1

Summary

Gene Symbol

EXT1

Organism

Bos taurus (domestic cattle)

External Links

NCBI Gene: 538602
KEGG Gene ID: bta:538602
PubChem: 538602

Annotation

Keyword

Disulfide bond
Endoplasmic reticulum
Glycoprotein
Glycosyltransferase
Golgi apparatus
Manganese
Metal-binding
Reference proteome
Signal-anchor
Transmembrane helix

Proteins

Displaying **all 2** entries
UniProt	Protein Name
A0AAA9TMA5	N-acetylglucosaminyl-proteoglycan 4-beta-glucuronosyltransferase
A5D7I4	N-acetylglucosaminyl-proteoglycan 4-beta-glucuronosyltransferase

Annotation information from UniProt.

Gene Ontology (GO)

Displaying **all 2** entries
GO Term	Evidence Code	PMID
protein glycosylation	IEA	30032202
heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process

GO Hierarchy

biological process

metabolic process [inference]

nitrogen compound metabolic process [inference]

organonitrogen compound metabolic process [inference]

protein metabolic process [inference]

protein modification process [inference]

protein glycosylation

biosynthetic process [inference]

cellular biosynthetic process [inference]

macromolecule biosynthetic process [inference]

polysaccharide biosynthetic process [inference]

heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process

organic substance biosynthetic process [inference]

macromolecule biosynthetic process [inference]

polysaccharide biosynthetic process [inference]

heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process

carbohydrate biosynthetic process [inference]

polysaccharide biosynthetic process [inference]

heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process

cellular metabolic process [inference]

cellular biosynthetic process [inference]

macromolecule biosynthetic process [inference]

polysaccharide biosynthetic process [inference]

heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process

primary metabolic process [inference]

carbohydrate metabolic process [inference]

polysaccharide metabolic process [inference]

polysaccharide biosynthetic process [inference]

heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process

carbohydrate biosynthetic process [inference]

polysaccharide biosynthetic process [inference]

heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process

protein metabolic process [inference]

protein modification process [inference]

protein glycosylation

glycosylation [inference]

macromolecule glycosylation [inference]

protein glycosylation

organic substance metabolic process [inference]

carbohydrate metabolic process [inference]

polysaccharide metabolic process [inference]

polysaccharide biosynthetic process [inference]

heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process

carbohydrate biosynthetic process [inference]

polysaccharide biosynthetic process [inference]

heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process

macromolecule metabolic process [inference]

polysaccharide metabolic process [inference]

polysaccharide biosynthetic process [inference]

heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process

macromolecule biosynthetic process [inference]

polysaccharide biosynthetic process [inference]

heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process

protein metabolic process [inference]

protein modification process [inference]

protein glycosylation

macromolecule modification [inference]

protein modification process [inference]

protein glycosylation

macromolecule glycosylation [inference]

protein glycosylation

organonitrogen compound metabolic process [inference]

protein metabolic process [inference]

protein modification process [inference]

protein glycosylation

organic substance biosynthetic process [inference]

macromolecule biosynthetic process [inference]

polysaccharide biosynthetic process [inference]

heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process

carbohydrate biosynthetic process [inference]

polysaccharide biosynthetic process [inference]

heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process

cellular process [inference]

cellular metabolic process [inference]

cellular biosynthetic process [inference]

macromolecule biosynthetic process [inference]

polysaccharide biosynthetic process [inference]

heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process

Displaying entry **6 - 6** of 6 in total

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GO Term	Evidence Code	PMID
catalytic complex

GO Hierarchy

cellular component

protein-containing complex [inference]

catalytic complex

cellular anatomical entity [inference]

organelle membrane [inference]

endoplasmic reticulum membrane

bounding membrane of organelle [inference]

Golgi membrane

organelle [inference]

membrane-bounded organelle [inference]

intracellular membrane-bounded organelle [inference]

intracellular organelle [inference]

intracellular membrane-bounded organelle [inference]

Displaying entries **1 - 5** of 6 in total

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GO Term	Evidence Code	PMID
acetylglucosaminyltransferase activity
glucuronosyltransferase activity
glycosyltransferase activity	IEA	22301074 30032202
metal ion binding
glucuronosyl-N-acetylglucosaminyl-proteoglycan 4-alpha-N-acetylglucosaminyltransferase activity

GO Hierarchy

molecular function

catalytic activity [inference]

transferase activity [inference]

glycosyltransferase activity

UDP-glycosyltransferase activity [inference]

acetylglucosaminyltransferase activity

glucuronosyl-N-acetylglucosaminyl-proteoglycan 4-alpha-N-acetylglucosaminyltransferase activity

glucuronosyltransferase activity

N-acetylglucosaminyl-proteoglycan 4-beta-glucuronosyltransferase activity

hexosyltransferase activity [inference]

acetylglucosaminyltransferase activity

glucuronosyl-N-acetylglucosaminyl-proteoglycan 4-alpha-N-acetylglucosaminyltransferase activity

glucuronosyltransferase activity

N-acetylglucosaminyl-proteoglycan 4-beta-glucuronosyltransferase activity

binding [inference]

ion binding [inference]

cation binding [inference]

metal ion binding

Gene Ontology information from NCBI Gene and UniProt.

KEGG BRITE Database

Orthology

K02366

Name

glucuronyl/N-acetylglucosaminyl transferase EXT1 [EC:2.4.1.224 2.4.1.225]

References

9665133

Reactions

Displaying **all 2** entries
KEGG Reaction	Enzyme	Acceptor	Product
R10138	2.4.1.225	G18844FT	G70244WB
R05935	2.4.1.225	G13581JW	G74553IH

Rhea

UDP-α-D-glucuronate

H⁺ + UDP

Enzyme

2.4.1.225

PMID

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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