ID 1.2.1.64 DE 4-hydroxybenzaldehyde dehydrogenase. AN p-hydroxybenzaldehyde dehydrogenase. CA 4-hydroxybenzaldehyde + NAD(+) + H(2)O = 4-hydroxybenzoate + NADH. CC -!- Involved in the toluene degradation pathway in Pseudomonas mendocina. //