What is the role of calcium in enzyme activation?

The protein calmodulin activates many enzymes in the presence of calcium: Calcium-calmodulin complexes bind to enzymes acting as a co-factor Known as a ‘calcium-binding regulatory protein’ Enzymes activated by calmodulin include: Glycogen synthase Adenyl...

What are the functions of calcium in the body?

Bone formation and metabolism: Contributes to strength and structure Role as a strong cation in acid-base balance Coagulation of blood (cofactor in coagulation pathway) Cellular functions: Excitation–contraction coupling in cardiac, skeletal and smooth muscle Cardiac...