References in periodicals archive ?
Biotin, pyridoxal-phosphate, and riboflavin can be covalently bound to the apoenzymes and are called prosthetic groups.
They are known to sequester metals in the cell and pass metal ions to the apoenzymes that require them.
Most of the reactions in the canonical anabolic chart require enzymes that may be isolated apoenzymes or holoenzymes (a combination of apoenzymes and coenzymes and/or metal ions).