
1) Digestive system component
Found on
https://www.crosswordclues.com/clue/haptocorrin

Haptocorrin also known as transcobalamin-1 (TC-1) is a protein that in humans is encoded by the TCN1 gene. The essential function of haptocorrin is protection of the acid-sensitive vitamin B12 while it moves through the stomach. == Function == Haptocorrin (HC), also commonly known as the R-protein, or the R-factor, or previously referred to as tra...
Found on
http://en.wikipedia.org/wiki/Haptocorrin
No exact match found.