4K1X:
reference: The C-terminal extension of bacterial flavodoxin-reductases: Involvement in the hydride transfer mechanism from the coenzyme., Bortolotti A, Sanchez-Azqueta A, Maya CM, Velazquez-Campoy A, Hermoso JA, Medina M, Cortez N, Biochim Biophys Acta. 2013 Sep 6;1837(1):33-43. doi:, 10.1016/j.bbabio.2013.08.008. PMID: 24016470

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