Plays a role in erythroid differentiation. Involved in cell proliferation and tumor cell growth suppression. Involved in the metabolic reprogramming of cancer cells in a PDK4-dependent manner. Expressed in late erythroblast differentiation stages (PubMed:26968549). Up-regulated by the erythroid transcription factor GATA1 (PubMed:26968549). Belongs to the FAM210 family.