Promotes absorption of the essential vitamin cobalamin (Cbl) in the ileum. After interaction with CUBN, the GIF-cobalamin complex is internalized via receptor-mediated endocytosis.
For Research Use Only. Not for use in diagnostic procedures. Not for resale without express authorization.
Protein Aliases: Cobalamin binding intrinsic factor; Gastric intrinsic factor; gastric intrinsic factor (vitamin B synthesis); IF; INF; Intrinsic factor
Gene Aliases: AV073125; CBLIF; GIF; IF; IFMH; INF; TCN3