(S)-4-hydroxymandelate + O2 + H(+) = 4-hydroxybenzaldehyde + H2O2 + CO2
(s)-4-hydroxymandelate + o2 + h(+) = 4-hydroxybenzaldehyde + h2o2 + co2
"4-hydroxymandelate oxidase (decarboxylating)"
"4-hydroxymandelate oxidase (decarboxylating)"