Fold: C2H2 and C2HC zinc fingers

alpha+beta metal(zinc)-bound fold: beta-hairpin + alpha-helix

Lineage:

1. Root: scop
2. Class: Small proteins
   Usually dominated by metal ligand, heme, and/or disulfide bridges
3. Fold: C2H2 and C2HC zinc fingers
   alpha+beta metal(zinc)-bound fold: beta-hairpin + alpha-helix

Superfamilies:

1. C2H2 and C2HC zinc fingers (2)
   1. Classic zinc finger, C2H2 (14)
   2. C2HC finger (1)