preferred_name: 15-cis-phytoene + 2 A = all-trans-zeta-carotene + 2 AH2
preferred_name_lc: 15-cis-phytoene + 2 a = all-trans-zeta-carotene + 2 ah2
label: "phytoene desaturase (zeta-carotene-forming)"
label_lc: "phytoene desaturase (zeta-carotene-forming)"