Predicted to enable transcription coregulator activity. Predicted to contribute to ubiquitin protein ligase activity. Acts upstream of or within stem cell population maintenance. Part of mediator complex. Is expressed in bladder; cerebral cortex ventricular layer; cortical plate; ovary; and renal interstitium. Orthologous to human MED7 (mediator complex subunit 7). [provided by Alliance of Genome Resources, Apr 2022]