Protein Biology Terms

noun a type of protein that plays a role in regulating cellular processes such as aging and metabolism

• Sirtuins are a class of proteins that play a key role in regulating cellular processes.
• I read an article about sirtuins and how they can impact aging.
• Have you heard about those sirtuin things? They're supposed to be like the fountain of youth or something.
• Sirtuins are like the gatekeepers of our cells, making sure everything runs smoothly.

noun a protein that forms microfilaments and plays a role in various cellular processes

• Actin is a protein that plays a key role in the contraction of muscle cells.
• I heard that actin is important for muscle movement.
• Yo, actin is like the muscle superhero or something.
• In the dance of cellular processes, actin takes the lead role.