Fold: Midkine

disulphide-rich fold; all-beta: 3 antiparallel strands

Lineage:

1. Root: scop
2. Class: Small proteins
   Usually dominated by metal ligand, heme, and/or disulfide bridges
3. Fold: Midkine
   disulphide-rich fold; all-beta: 3 antiparallel strands

Superfamilies:

1. Midkine (2)
   1. Midkine, a heparin-binding growth factor, N-terminal domain (1)
   2. Midkine, a heparin-binding growth factor, C-terminal domain (1)