An organic molecule or ion (usually a metal ion) that is required by an enzyme for its activity. It may be attached either loosely (coenzyme) or tightly (prosthetic group).
palladium(II) octaethylporphyrinketone
(CHEBI:52199)
has role
fluorochrome
(CHEBI:51217)
palladium(II) octaethylporphyrinketone
(CHEBI:52199)
is a
palladium porphyrin
(CHEBI:52200)