STT3A

Gene

STT3 oligosaccharyltransferase complex catalytic subunit A

HGNCHGNC:6172 EnsemblENSG00000134910 NCBI Gene3703

Locus: gene with protein productLocation: 11q24.2

Also known as

Symbols and names change; identity (the HGNC ID) does not. Previous and alternative forms are kept distinct.

Also known asITM1 · TMC · MGC9042 · STT3-A

View full nomenclature history (8)

Previous symbolsITM1

Alias symbolsTMC, MGC9042, STT3-A

Previous namesintegral membrane protein 1, STT3, subunit of the oligosaccharyltransferase complex, homolog A (S. cerevisiae), STT3A, catalytic subunit of the oligosaccharyltransferase complex

Alias namesdolichyl-diphosphooligosaccharide protein glycotransferase

Associated diseases

via associated_with

Diseases linked to this gene through the canonical GENE→DISEASE (associated_with) relation, drawn from Open Targets' top-ranked associations by overall score — not the full association set. Disease-level detail lives on each disease's own page.

Dengue

COVID-19

Actinic keratosis

Genetic Diseases, Inborn

Microcephaly

Neoplasms

Drawn from Open Targets’ top 10 associations by overall score for this gene — the subset resolved to a canonical disease. Lower-ranked associations, and diseases not yet canonicalised, are not shown.

Gene family

HGNC gene-group membership.

STT3 oligosaccharyltransferase catalytic subunitsOligosaccharyltransferase complex subunits

Provenance

HGNCCanonical human gene identity from HGNC (release 2026-07-07), updated 2023-01-20.

Open TargetsGene–disease associations from the Open Targets Platform.