1.1.1.404 FMN - 740063, 741332 1.1.1.404 FMN the enzyme is a homotrimer containing a flavin and an Fe2S2 cluster in each subunit 744327 1.1.1.404 FMN the putative binding pocket is adjacent to the cofactor flavin mononucleotide and the 2Fe-2S cluster 740552 1.1.1.404 NADH - 741332 1.1.1.404 NADPH poor activity with NADPH 741332 1.1.1.404 [2Fe-2S]-center - 740063 1.1.1.404 [2Fe-2S]-center the enzyme is a homotrimer containing a flavin and an Fe2S2 cluster in each subunit 744327 1.1.1.404 [2Fe-2S]-center the putative binding pocket is adjacent to the cofactor flavin mononucleotide and the 2Fe-2S cluster 740552