Predicted to enable thyroid hormone receptor binding activity and transcription coactivator activity. Involved in cholesterol homeostasis; negative regulation of DNA-binding transcription factor activity; and triglyceride homeostasis. Part of mediator complex. Is expressed in several structures, including adrenal gland; alimentary system; genitourinary system; hemolymphoid system gland; and liver. Human ortholog(s) of this gene implicated in autosomal dominant non-syndromic intellectual disability. Orthologous to human MED13 (mediator complex subunit 13). [provided by Alliance of Genome Resources, Apr 2022]