sh-Decapeptide-12 SP is a single chain human peptide produced synthetically to be identical to a portion of the protein, Copine 7, and contains 10 amino acids consisting of arginine, glutamine, lysine, serine and tyrosine. The parent protein contains a maximum of 633 amino acids which may contain disulfide bonds and/or glycosylation, and consists of the proper sequence of the 20 standard amino acids.