Transmembrane and ubiquitin-like domain-containing protein 1 (Tmub1)

Involved in sterol-regulated ubiquitination and degradation of HMG-CoA reductase HMGCR (By similarity). Involved in positive regulation of AMPA-selective glutamate receptor GRIA2 recycling to the cell surface (By similarity).

Acts as negative regulator of hepatocyte growth during regeneration (By similarity). .