4: 3D interactions of antioxidant enzymes (a) Superoxide dismutase with EGCG, (b) superoxide dismutase with withaferin A, (c) superoxide dismutase with EGCG and withaferin A, (d) superoxide dismutase with ascorbic acid (standard), (e) glutathione-s-transferase with EGCG, (f) glutathione-s-transferase with withaferin A, (g) glutathione-s-transferase with EGCG and withaferin A, (h) glutathione-s-transferase with ascorbic acid (standard), (i) glutathione peroxidase with EGCG, (j) glutathione peroxidase with withaferin A, (k) glutathione peroxidase with EGCG and withaferin A, (l) glutathione peroxidase with ascorbic acid (standard), (m) catalase with EGCG, (n) catalase with withaferin A, (o) catalase with EGCG and withaferin A and (p) catalase with ascorbic acid (standard) Interaction of (1) with glutathione peroxidase (PDB ID: 3KIJ) was found to show binding energy of -6.7 kcal/mol with binding site residues as S77, D78, C79, Q80, L81, T82, D83, R117, E121, F125, N129 and Y130 ( fig

A review of recent (20102020) evidences
[DOI] [PubMed] [Google Scholar] 66.Enache D., Pariante C.M., Mondelli V
For maximum shelf life and integrity, lyophilized peptides should be stored in a sealed vial at refrigerated or frozen temperatures prior to reconstitution.Preferred storage: 20C (freezer)For long-term preservation and maximum degradation prevention: 80C (ultra-low freezer)Avoid frequent freeze-thaw cycles, exposure to humidity, or light