Predicted to enable nuclear receptor coactivator activity and thyroid hormone receptor binding activity. Acts upstream of or within stem cell population maintenance. Part of mediator complex. Is expressed in female associated reproductive structure; limb mesenchyme; male associated reproductive structure; ovary; and testis. Human ortholog(s) of this gene implicated in infantile cerebral and cerebellar atrophy with postnatal progressive microcephaly. Orthologous to human MED17 (mediator complex subunit 17). [provided by Alliance of Genome Resources, Apr 2022]