Fold: Cupredoxins

sandwich; 7 strands in 2 sheets, greek-key
variations: some memmbers have additional 1-2 strands

Lineage:

1. Root: scop
2. Class: All beta proteins
3. Fold: Cupredoxins
   sandwich; 7 strands in 2 sheets, greek-key
   variations: some memmbers have additional 1-2 strands

Superfamilies:

1. Cupredoxins (3)
   contains copper-binding site
   1. Plastocyanin/azurin-like (29)
      mono-domain proteins
   2. Periplasmic domain of cytochrome c oxidase subunit II (5)
   3. Multidomain cupredoxins (6)