Pepsin is an aspartic protease, using a catalytic aspartate in its active site. [2] It is one of three principal endopeptidases (enzymes cutting proteins in the middle) in the human digestive …

Pepsin is a powerful enzyme in gastric juice that digests proteins such as those in meat, seeds, and dairy products. It is the mature active form of pepsinogen, which is released into the …

Pepsin is defined as a powerful enzyme present in gastric juice that aids in the digestion of complex food particles, produced from its proenzyme pepsinogen through reaction with …

Nov 5, 2018 · The definition of pepsin is a digestive enzyme in the stomach that breaks down proteins into smaller units called polypeptides (or peptides for short). This enzyme helps digest …

Aug 6, 2025 · How Pepsin Works Pepsin’s function is to break down large protein molecules into smaller units called polypeptides. This initial breakdown is a step in protein digestion. Pepsin …

Our digestive system contains a host of tough, stable enzymes designed to seek out those rich holiday treats and break them into small pieces. Pepsin is the first in a series of enzymes that …

Pepsin is a digestive enzyme located in the gastric juices of the stomach, essential for breaking down proteins into smaller peptides, which can then be absorbed in the intestines.