Fold: Creatinase/aminopeptidase

duplication: composed of two very similar alpha+beta folds

Lineage:

1. Root: scop
2. Class: Alpha and beta proteins (a+b)
   Mainly antiparallel beta sheets (segregated alpha and beta regions)
3. Fold: Creatinase/aminopeptidase
   duplication: composed of two very similar alpha+beta folds

Superfamilies:

1. Creatinase/aminopeptidase (1)
   1. Creatinase/aminopeptidase (5)
      1. Creatinase, catalytic (C-terminal) domain
         1. Pseudomonas putida (1)
      2. Methionine aminopeptidase
         1. Escherichia coli (9)
         2. Pyrococcus furiosus (4)
            contains insert domain with a circularly permuted "winged helix" fold
         3. Human (Homo sapiens) (4)
            methionine aminopeptidase 2 contains insert domain with a circularly permuted "winged helix" fold
      3. Aminopeptidase P, C-terminal domain
         1. Escherichia coli (3)