Reaction catalyzed by 3,8-divinyl protochlorophyllide a 8-vinyl-reductase (ferredoxin) (1.3.7.13)
+
2
oxidized ferredoxin [iron-sulfur] cluster
=
+
2
reduced ferredoxin [iron-sulfur] cluster
+
2
protochlorophyllide a
+
2 oxidized ferredoxin [iron-sulfur] cluster
=
3,8-divinyl protochlorophyllide a
+
2 reduced ferredoxin [iron-sulfur] cluster
+
2 H+