Summary

Name TMEM258
Full Name Transmembrane protein 258
Synonyms TM258_HUMAN | C11orf10
Primary ID P61165
Links - -
Type protein
Relations 2
Function Subunit of the oligosaccharyl transferase (OST) complex that catalyzes the initial transfer of a defined glycan (Glc(3)Man(9)GlcNAc(2) in eukaryotes) from the lipid carrier dolichol-pyrophosphate to an asparagine residue within an Asn-X-Ser/Thr consensus motif in nascent polypeptide chains, the first step in protein N-glycosylation. N-glycosylation occurs cotranslationally and the complex associates with the Sec61 complex at the channel-forming translocon complex that mediates protein translocation across the endoplasmic reticulum (ER). All subunits are required for a maximal enzyme activity (PubMed:26472760, PubMed:27974209). Involved in ER homeostasis in the colonic epithelium (By similarity).

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Relations

Regulator Mechanism target score
+ form complex img/form-complex.png binding OST-B complex 0.467
Publications: 1 Organism: Homo Sapiens
+ form complex img/form-complex.png binding OST-A complex 0.462
Publications: 1 Organism: Homo Sapiens