Compound as reactive (1)
(2-carboxy-2,5-dihydro-5-oxofuran-2-yl)-acetate ← H+ + 3-carboxy-cis,cis-muconate
Compound as product (1)
protocatechuate + oxygen → 2 H+ + 3-carboxy-cis,cis-muconate
Reversible reaction (1)
3-carboxy-2,5-dihydro-5-oxofuran-2-acetate ↔ H+ + 3-carboxy-cis,cis-muconate