Cubilin (CUBN) acts as a receptor for intrinsic factor-vitamin B12 complexes. The role of receptor is supported by the presence of 27 CUB domains. Cubulin is located within the epithelium of intestine and kidney. Mutations in CUBN may play a role in autosomal recessive megaloblastic anemia.
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Protein Aliases: 460 kDa receptor; Cubilin; cubilin (intrinsic factor-cobalamin receptor); cubilin precursor variant 1; cubilin precursor variant 2; cubilin precursor variant 3; Cubulin; Intestinal intrinsic factor receptor; Intrinsic factor-cobalamin receptor; Intrinsic factor-vitamin B12 receptor
Gene Aliases: CUBN; gp280; IFCR; MGA1
UniProt ID: (Human) O60494
Entrez Gene ID: (Human) 8029
Molecular Function: apolipoprotein cell adhesion molecule enzyme modulator extracellular matrix protein hydrolase membrane-bound signaling molecule metalloprotease oxidase oxidoreductase protease receptor serine protease signaling molecule transfer/carrier protein transporter