3,4-dihydroxyphenylacetate + NADH + O2 + H(+) <=> 2,4,5-trihydroxyphenylacetate + NAD(+) + H2O
3,4-dihydroxyphenylacetate + nadh + o2 + h(+) <=> 2,4,5-trihydroxyphenylacetate + nad(+) + h2o
3,4-dihydroxyphenylacetate + NADH + O2 + H(+) <=> 2,4,5-trihydroxyphenylacetate + NAD(+) + H2O
3,4-dihydroxyphenylacetate + nadh + o2 + h(+) <=> 2,4,5-trihydroxyphenylacetate + nad(+) + h2o