Cхема из Pfam: . ... PF00724 . ... PF00890: The flavoprotein subunit is a protein of about 60 to 70 Kd to which FAD is covalently bound to a histidine residue which is located in the N-terminal section of the protein This family is a member of clan NADP_Rossmann (CL0063) . PF00724: The TIM-barrel fold is a closed barrel structure composed of an eight-fold repeat of beta-alpha units, where the eight parallel beta strands on the inside are covered by the eight alpha helices on the outside. ...