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MIRAGE

STT3 oligosaccharyltransferase complex catalytic subunit A

Summary

Gene Symbol

STT3A

Organism

Pongo abelii (Sumatran orangutan)

External Links

NCBI Gene: 100174363
KEGG Gene ID: pon:100174363
PubChem: 100174363

Annotation

Keyword

Endoplasmic reticulum
Glycoprotein
Glycosyltransferase
Magnesium
Manganese
Metal-binding
Reference proteome
Transmembrane helix

Proteins

Displaying **all 2** entries
UniProt	Protein Name
A0A2J8WZV1
Q5RCE2

Annotation information from UniProt.

Gene Ontology (GO)

Displaying **all 3** entries
GO Term	Evidence Code	PMID
protein N-linked glycosylation via asparagine	IEA	30032202
co-translational protein modification
post-translational protein modification	IEA	30032202

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 [inference]

protein N-linked glycosylation [inference]

protein N-linked glycosylation via asparagine

primary metabolic process [inference]

protein metabolic process [inference]

protein modification process [inference]

protein glycosylation [inference]

protein N-linked glycosylation [inference]

protein N-linked glycosylation via asparagine

glycosylation [inference]

macromolecule glycosylation [inference]

protein glycosylation [inference]

protein N-linked glycosylation [inference]

protein N-linked glycosylation via asparagine

organic substance metabolic process [inference]

macromolecule metabolic process [inference]

protein metabolic process [inference]

protein modification process [inference]

protein glycosylation [inference]

protein N-linked glycosylation [inference]

protein N-linked glycosylation via asparagine

macromolecule modification [inference]

protein modification process [inference]

protein glycosylation [inference]

protein N-linked glycosylation [inference]

protein N-linked glycosylation via asparagine

macromolecule glycosylation [inference]

protein glycosylation [inference]

protein N-linked glycosylation [inference]

protein N-linked glycosylation via asparagine

organonitrogen compound metabolic process [inference]

protein metabolic process [inference]

protein modification process [inference]

protein glycosylation [inference]

protein N-linked glycosylation [inference]

protein N-linked glycosylation via asparagine

Displaying **all 2** entries
GO Term	Evidence Code	PMID
membrane	IEA	22301074 30032202
oligosaccharyltransferase III complex

GO Hierarchy

cellular component

protein-containing complex [inference]

membrane protein complex [inference]

oligosaccharyltransferase complex [inference]

oligosaccharyltransferase III complex

endoplasmic reticulum protein-containing complex [inference]

oligosaccharyltransferase complex [inference]

oligosaccharyltransferase III complex

catalytic complex [inference]

transferase complex [inference]

oligosaccharyltransferase complex [inference]

oligosaccharyltransferase III complex

cellular anatomical entity [inference]

membrane

Displaying **all 2** entries
GO Term	Evidence Code	PMID
dolichyl-diphosphooligosaccharide-protein glycotransferase activity	IEA	30032202
metal ion binding

GO Hierarchy

molecular function

catalytic activity [inference]

transferase activity [inference]

glycosyltransferase activity [inference]

hexosyltransferase activity [inference]

oligosaccharyl transferase activity [inference]

dolichyl-diphosphooligosaccharide-protein glycotransferase activity

binding [inference]

ion binding [inference]

cation binding [inference]

metal ion binding

Gene Ontology information from NCBI Gene and UniProt.

OrthoDB (Group)

Group level

Eukaryota

Group Name

subunit of the

Functional Category

O: Posttranslational modification, protein turnover, chaperones
T: Signal transduction mechanisms

Displaying **all 6** entries
Gene Ontology
dolichyl-diphosphooligosaccharide-protein glycotransferase activity
metal ion binding
oligosaccharyl transferase activity
post-translational protein modification
protein N-linked glycosylation via asparagine
transferase activity

Displaying **all 3** entries
InterPro
Oligosaccharyl transferase STT3, N-terminal domain
Oligosaccharyl transferase, STT3 subunit
STT3/PglB/AglB, core domain

KEGG BRITE Database

Orthology

K07151

Name

dolichyl-diphosphooligosaccharide---protein glycosyltransferase [EC:2.4.99.18]

References

12887896

Reactions

Displaying 1 entry
KEGG Reaction	Enzyme	Acceptor	Product
R05976	2.4.99.18	G72079JG	G57930PW

Ortholog

Displaying entries **1 - 10** of 79 in total

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Last »
Species	Gene ID	Alliance of Genome Resources	Orthologous MAtrix
Homo sapiens	3703		HUMAN10090
Mus musculus	16430		MOUSE61089
Danio rerio	266797		DANRE00608
Pan troglodytes	451648		PANTR04667
Rattus norvegicus	500972		RATNO40089
Bos taurus	507815		BOVIN23053
Macaca mulatta	717056		MACMU11415
Monodelphis domestica	100016135		MONDO22330
Ornithorhynchus anatinus	100090390		ORNAN02235
Ciona intestinalis	100177361		CIOIN07652

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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 v4.4.0

Last updated: December 8, 2025