Words to Describe cofactors

How cofactors often is described ("________ cofactors")

• nuclear
• interdependent
• distinct
• molecular
• principal
• organic
• essential
• metabolic
• soluble
• unidentified
• catalytic
• binding
• regulatory
• necessary
• certain
• activated
• associating
• infectious
• endogenous
• various
• intracellular
• several
• specific
• relevant
• novel
• vital
• containing
• potential
• environmental
• common
• additional
• derived
• important
• unknown
• appropriate
• active
• enzymatic
• metallic
• synthetic
• inorganic
• genetic
• nucleotide
• corresponding
• synergistic
• oxidizable
• biological
• mutual
• reduced
• respective
• expensive
• critical
• enzyme
• key
• viral
• folate
• transcriptional
• added
• ionic
• cellular
• alien
• metal
• exogenous
• dental
• extracellular
• mitochondrial
• related
• cytosolic
• associated
• possible
• required
• putative
• dissociable
• numerous
• different
• unique
• pteridine
• other
• bound
• nutritional
• complex
• multiple