where is LCT gene found
The LCT gene provides instructions for making an enzyme called lactase. This enzyme helps to digest lactose, a sugar found in milk and other dairy products. Lactase is produced by cells that line the walls of the small intestine.olecular Location on chromosome 2: base pairs 135,787,844 to 135,837,179. The LCT gene is located on the long (q) arm of chromosome 2 at position 21. More precisely, the LCT gene is located from base pair 135,787,844 to base pair 135,837,179 on chromosome 2.