Reaction catalyzed by nitrogenase (1.18.6.1)
2
+
2
+
+
2
ATP
+
2
H2O
=
2
+
+
2
ADP
+
2
2 reduced ferredoxin
+
2 H+
+
acetylene
+
2 ATP
+
2 H2O
=
2 oxidized ferredoxin
+
ethylene
+
2 ADP
+
2 phosphate