The dissociable, low-relative-molecular-mass active group of an
enzyme which transfers chemical groups, hydrogen or electrons. A coenzyme binds with its
associated protein (
apoenzyme) to form the active enzyme (
holoenzyme).
Source:
PAC, 1994, 66, 2587
(Glossary of bioanalytical nomenclature - Part 1: General terminology, body fluids,
enzymology, immunology (IUPAC Recommendations 1994))
on page 2593
See also:
PAC, 1992, 64, 143
(Glossary for chemists of terms used in biotechnology (IUPAC Recommendations 1992))
on page 150