- Tianqiao District, Jinan City, Shandong Province, China
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Glutamine transaminase, also known as glutamine transaminase or glutamine transaminase, has the systematic name Protein – Glutamine γ-glutamyltransferase (EC 2.3.2.13) is a member of the transferase family that catalyzes the formation of ε-(γ-glutamyl)lysine isopeptide bonds between or within protein molecules. Its molecular formula is C₂₇H₄₄O₃H₂O.
| Item | Specification |
| Melting Point | N/A |
| Boiling Point | N/A |
| Optimal pH | 7.0 |
| Optimal temperature | 40–50°C |
| Activity units | ≥100 u/g |
| Solubility | Easily soluble in water; slightly soluble in glycerol; insoluble in organic solvents such as ethanol and acetone; highly hygroscopic |
| Effect of metal ions | Co²⁺, Ba²⁺, and K⁺ enhance activity; Zn²⁺, Cu²⁺, Hg²⁺, and Pb²⁺ inhibit activity |
Food Processing: Transglutaminase is used to bind ground meat in meat products; improve soy products; create meat substitutes and fish balls from fish paste; enhance gel water-holding capacity; improve the chewiness and boil resistance of noodles and baked goods; and reduce whey separation in cheese and yogurt.
Textile and Leather Processing: Cross-links wool and silk protein fibers to enhance fabric wrinkle resistance, abrasion resistance, and color fastness; treats leather to improve flexibility and tear strength, and optimize breathability and hand feel.
Biomedical Research: Cross-linking collagen to prepare tissue-engineered dressings and medical scaffolds; modifying protein-based drugs to improve stability; and conducting laboratory research on protein structure and mechanisms.
Personal Care and Animal Feed Applications: Cross-linking hair keratin in hair care products to repair damaged hair; optimizing protein structure in animal feed to improve digestion and absorption rates and reduce feed dust.
Jinan Jinbang Chemical Co., Ltd., strategically located within the New Materials Industrial Park in Tianqiao District, Jinan City, Shandong Province, stands as a prominent chemical innovator since its establishment in 2015. Operating from a modern, expansive 37,500 m² manufacturing facility, we are dedicated to the research & development, production, and global distribution of high-performance chemical solutions.
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