Main Reaction: N2 + 8H+ + 8e- + 16ATP >> 16ADP + Pi + 2NH3 + H2

Reference: PubMed ID: 25736893
Authors: Krishnakumar S, Gaudana SB, Digmurti MG, Viswanathan GA, Chetty M, Wangikar PP
Title: Influence of mixotrophic growth on rhythmic oscillations in expression of metabolic pathways in diazotrophic cyanobacterium Cyanothece sp. ATCC 51142.
Published: 2015

N2 + 8H + 8e- + 16ATP --> 16ADP + Pi + 2NH3 + H2