Fold: Mss4-like

complex fold made of several coiled beta-sheets

Lineage:

1. Root: scop
2. Class: All beta proteins
3. Fold: Mss4-like
   complex fold made of several coiled beta-sheets

Superfamilies:

1. Mss4-like (3)
   duplication: tandem repeat of two similar structural motifs
   1. RabGEF Mss4 (2)
      contains zinc-binding site
   2. Translationally controlled tumor-associated protein tctp, p23fyp (1)
      contains an insertion of alpha helical hairpin; lacks zinc-binding site
   3. C-terminal MsrB domain of peptide methionine sulfoxide reductase PilB (1)