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ACE

image showing power lifters who were likely to have the ACTN3 functional polymorphism

ACTN3 Gene: Deficiency and Muscle Type

The ACTN3 gene codes for actinin alpha-3, a protein found in fast-twitch muscles. Some people don’t produce this protein, which changes the composition of their muscles. Elite athletes may be limited by this genetic change.

Saturated Fat and Your Genes (ACE gene)

There has been a decades-long debate about which type of fat is best: saturated fat vs polyunsaturated fat. It may depend on your genes as to which answer is right for you. Learn more about this debate and find out how your genes play a part.