Complex sentence: Dynorphin is produced in many different parts of the brain, including the hypothalamus, the striatum, the hippocampus and the spinal cord, and has many different physiological actions, depending upon its site of production.
Split into simpler sentences: Dynorphin is produced in many different parts of the brain, including the hypothalamus, the striatum, the hippocampus and the spinal cord. Dynorphin has many different physiological actions, depending upon its site of production.