Predicted to enable identical protein binding activity and kinesin binding activity. Predicted to be involved in endoplasmic reticulum organization; nuclear membrane organization; and protein localization to nucleus. Predicted to be located in endoplasmic reticulum. Predicted to be active in endoplasmic reticulum lumen and nuclear envelope. Orthologous to human TOR1B (torsin family 1 member B). [provided by Alliance of Genome Resources, Apr 2022]