Glycylglycine (also known as Dipeptide-15 or Diglycine) is a bioactive peptide with a specific structure and functions. Below is a detailed analysis of its structure and functions:
I. Structural Analysis
·Molecular Formula and Molecular Weight:
Glycylglycine has the molecular formula C₄H₈N₂O₃ and a molecular weight of 132.12.
·Chemical Structure:
Glycylglycine is a dipeptide consisting of two glycine residues connected by a peptide bond. Its structure is relatively simple but exhibits significant bioactivity.
·Physical Properties:
Glycylglycine appears as white leafy or flaky crystals with a glossy appearance. Its solubility in water at 25°C is 13.4g/100ml, easily soluble in hot water, slightly soluble in ethanol, and insoluble in ether. The melting point ranges from 262 to 264°C.
II. Functional Analysis
1. Anti-aging and Skin Regeneration:
Glycylglycine has notable anti-aging and skin regeneration properties. It promotes skin cell renewal and collagen production, improving skin elasticity and firmness, and reducing signs of aging. This makes it highly promising in skincare and beauty applications.
2. Hair Care:
Glycylglycine can also be used in hair care products to make hair easier to comb, soft, shiny, and give hair a fuller, lighter appearance.
3. Biological Research and Pharmaceutical Applications:
In biological research and the pharmaceutical field, glycylglycine can be used as a stabilizer for blood preservation and protein-based drugs like Cytochrome C injection. Additionally, it serves as a substrate for measuring glycylglycine dipeptidase activity and is used in biochemical studies involving polypeptide synthesis.
4. Antioxidant Properties:
Glycylglycine has some antioxidant effects, which can protect cells from oxidative damage, suggesting its potential applications in health supplements and pharmaceuticals.
5. Other Applications:
Glycylglycine also has applications in industrial manufacturing, tobacco products, and animal feed, where it leverages its unique bioactive properties.
As a bioactive peptide with a specific structure and functions, glycylglycine has wide-ranging application prospects in skincare, beauty, biological research, pharmaceuticals, and various industrial fields.
