Biology:Superkiller complex protein 3

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Short description: Protein found in humans


A representation of the 3D structure of the protein myoglobin showing turquoise α-helices.
Generic protein structure example


Superkiller complex protein 3 (or Ski3) is a protein which in humans is encoded by gene SKIC3 (previously TTC37).[1][2] As its name suggests, this protein is a component of the superkiller complex.[2]

Structure

The length of the polypeptide chain is 1,564 amino acids, and the molecular weight is 175,486 Da.[2] SKIC3 contains six tetratricopeptide repeat domains, explaining its previous name "TTC37" (tetratricopeptide repeat domain 37).[2]

Function

SKIC3 is a component of the Ski complex which is involved in exosome mediated RNA decay.[3]

Subcellular distribution

It is localized in the cytoplasmatic space and the cell nucleus.[1]

Clinical significance

Mutation in the SKIC3 gene are associated with tricho-hepato-enteric syndrome.[4][5]

References