anaerobic dehydrogenase

an·aer·o·bic de·hy·dro·gen·ase

an enzyme (usually a pyridinoenzyme) that catalyzes the transfer of hydrogen from some metabolite to some acceptor molecule (for example, NAD+, cytochrome) other than dioxygen; for example, lactate dehydrogenases, isocitrate dehydrogenases, and others in EC class 1, excluding those listed under aerobic dehydrogenase.