preferred_name: (5Z,8Z,11Z,14Z)-eicosatetraenoate + AH2 + 2 O2 = prostaglandin H2 + A + H2O
preferred_name_lc: (5z,8z,11z,14z)-eicosatetraenoate + ah2 + 2 o2 = prostaglandin h2 + a + h2o
label: "prostaglandin-endoperoxide synthase"
label_lc: "prostaglandin-endoperoxide synthase"