metalloenzyme

https://doi.org/10.1351/goldbook.MT06765
An @E02159@ that, in the active state, contains one or more metal ions which are essential for its biological function.
Source:
PAC, 1997, 69, 1251. (Glossary of terms used in bioinorganic chemistry (IUPAC Recommendations 1997)) on page 1284 [Terms] [Paper]