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Guidelines

MIRAGE

STT3 oligosaccharyltransferase complex catalytic subunit B

Summary

Gene Symbol

stt3b

Organism

Danio rerio (zebrafish)

External Links

NCBI Gene

323918

KEGG Gene ID

dre:323918

PubChem

323918

Alliance of Genome Resources

ZFIN:ZDB-GENE-030131-2638

Annotation

Keyword

Glycosyltransferase
Magnesium
Manganese
Metal-binding
Proteomics identification
Reference proteome
Transmembrane helix

Proteins

Displaying 1 entry
UniProt	Protein Name
E7EZE2

Annotation information from UniProt.

Gene Ontology (GO)

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

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

protein N-linked glycosylation [inference]

protein N-linked glycosylation via asparagine

post-translational protein modification

primary metabolic process [inference]

protein metabolic process [inference]

protein modification process [inference]

protein glycosylation

protein N-linked glycosylation [inference]

protein N-linked glycosylation via asparagine

post-translational protein modification

glycosylation [inference]

macromolecule glycosylation [inference]

protein glycosylation

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

protein N-linked glycosylation [inference]

protein N-linked glycosylation via asparagine

post-translational protein modification

macromolecule modification [inference]

protein modification process [inference]

protein glycosylation

protein N-linked glycosylation [inference]

protein N-linked glycosylation via asparagine

post-translational protein modification

macromolecule glycosylation [inference]

protein glycosylation

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

protein N-linked glycosylation [inference]

protein N-linked glycosylation via asparagine

post-translational protein modification

Displaying **all 2** entries
GO Term	Evidence Code	PMID
endomembrane system	IEA
membrane	IEA

GO Hierarchy

cellular component

cellular anatomical entity [inference]

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

1

2

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GO Term	Evidence Code	PMID
oligosaccharyl transferase activity	IEA
dolichyl-diphosphooligosaccharide-protein glycotransferase activity	IBA
dolichyl-diphosphooligosaccharide-protein glycotransferase activity	IEA
transferase activity	IEA
glycosyltransferase activity	IEA

GO Hierarchy

molecular function

catalytic activity [inference]

transferase activity

glycosyltransferase activity

hexosyltransferase activity [inference]

oligosaccharyl transferase activity

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 73 in total

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Species	Gene ID	Alliance of Genome Resources	Orthologous MAtrix
Saccharomyces cerevisiae S288C	3703	SGD:S000002990
Saccharomyces cerevisiae S288C	16430	SGD:S000002990
Saccharomyces cerevisiae S288C	33082	SGD:S000002990
Saccharomyces cerevisiae S288C	43005	SGD:S000002990
Mus musculus	68292	SGD:S000002990	MOUSE63840
Saccharomyces cerevisiae S288C	175886	SGD:S000002990
Homo sapiens	201595	SGD:S000002990	HUMAN69009
Saccharomyces cerevisiae S288C	266797	SGD:S000002990
Saccharomyces cerevisiae S288C	323918	SGD:S000002990
Rattus norvegicus	363160	SGD:S000002990	RATNO41430

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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