EC 2.8

Rhodanese is a mitochondrial enzyme that detoxifies cyanide (CN−) by converting it to thiocyanate (SCN−, also known as "rhodanate"). In enzymatology, the common name is listed as thiosulfate sulfurtransferase (). The diagram on the right shows the crystallographically-determined structure of rhodanese.

A sulfurtransferase is a transferase enzyme that act upon atoms of sulfur.