GHK-Cu is a copper-binding tripeptide complex composed of glycyl-L-histidyl-L-lysine (GHK) coordinated with a copper ion. It has been studied in laboratory models involving extracellular-matrix signaling, collagen synthesis, tissue-response pathways, and cellular repair mechanisms.
Structure: Three-amino-acid peptide–copper complex
Amino-Acid Sequence: Gly-His-Lys
Molecular Formula: C₁₄H₂₂CuN₆O₄ (coordinated copper-complex form)
Research Focus: Extracellular-matrix activity, cellular signaling, and tissue-response pathways
Research Use Only: Not intended for human or veterinary use.