Superfamily: MoaD/ThiS

possible link between the ubiquitin-like and 2Fe-2S ferredoxin-like superfamilies

Lineage:

1. Root: scop
2. Class: Alpha and beta proteins (a+b)
   Mainly antiparallel beta sheets (segregated alpha and beta regions)
3. Fold: beta-Grasp (ubiquitin-like)
   core: beta(2)-alpha-beta(2); mixed beta-sheet 2143
4. Superfamily: MoaD/ThiS
   possible link between the ubiquitin-like and 2Fe-2S ferredoxin-like superfamilies

Families:

1. Molybdopterin synthase subunit MoaD (1)
2. Thiamin biosynthesis sulfur carrier protein ThiS (1)