Cofactors Flashcards
what is a cofactor
a substance that has to be present to ensure enzyme catalysed reactions can take place
what are the two types of cofactor
Prosthetic group
Coenzyme
Do co enzymes bind permanently or temporarily
temporarily
are prosthetic groups permanent or temporary
Permanent
Out of prosthetic groups and co enzymes, which is organic and inorganic
Prosthetic groups- inorganic
Coenzymes- Organic
some cofactors act as co substrates. What is a Co-substrate
the co-substrate and the original substrate form the correct shape for the active site
Amylase is an enzyme that digests starch to its monomer maltose. What ions need to present for it to work?
Amylase need chloride ions
Carbonic anhydrase is an enzyme, what is its prosthetic group?
It is a zinc ion, bound to its active site.
what are the two hydrogen accepters
NAD
NADP
what does inorganic and organic mean
Inorganic- derived from the diet
Organic- made in the body
