Glucagon-like peptide-1 (GLP-1) is a 30- or 31-amino-acid-long peptide hormone deriving from tissue-specific posttranslational processing of the proglucagon peptide.
The component of the Gila monsters venom of greatest scientific interest is a peptide known as exendin-4.He assayed the venom and discovered a peptide he called exendin that triggers synthesis and release of insulin from beta cells in the pancreas.
We conjugated exendin-4 and exendin(9-39) to the well-known cell-penetrating peptide (CPP) penetratin. We evaluated cell binding and internalisation of the radiolabelled peptides in vitro and their biodistribution in vivo. Results.

Furthermore, visual representations like the one above help us fully grasp the concept of A Peptide Known As Exendin.
Exenatide(also known as Exendin-4;Figure 1), which belongs to the glucagon-like peptide-1 (GLP-1) receptor agonist family, has been used to treat diabetes and obesity chiefy owing to its prominent effects on insulin resistance, weight loss, and metabolic disorders.
The rest of the story is now legend, as exendin-4 is a long-acting peptide that, like GLP-1 from our intestines, stimulates glucose-dependent insulin secretion and suppresses appetite.

It is commonly known as Exendin-4, AC2993, and Byetta, names under which it is marketed. The compound is composed primarily of carbon, hydrogen, nitrogen, oxygen, and sulfur atoms, and contains a variety of covalent bonds including peptide bonds that link its amino acid...
Eng found that Gila monsters secreted a salivary venom peptide, now known as exendin-4.Exendin-4 thus became the molecular blueprint for exenatide, the first twice-daily injectable GLP-1 receptor agonist, approved by the FDA in 2005.

Such details provide a deeper understanding and appreciation for A Peptide Known As Exendin.
The stability of this peptide, known as exendin-4, and its resistance to breaking down quickly made it an excellent candidate for treating Type 2 diabetes in people.
One peptide, which became known as exendin-4, triggered the pancreas to produce and release insulin a hormone that stimulates cells to take up glucose from the bloodstream after a meal and store it for energy.