it is necessary for nucleic acid and protein synthesis , the formation of sulphated molecules ( insulin , growth hormone , keratin , immunoglobulins ) , and the functioning of carbonic anhydrase , aldolases , many dehydrogenases ( including alcohol-dehydrogenase , retinal reductase indispensable for retinal rod function ) , alkaline phosphatase , t cells and superoxide dismutase .
C0030016
dehydrogenases
C0001942
alcohol-dehydrogenase