Fold: Cytidine deaminase

consists of two very similar domains with 3 layers (a/b/a)each; duplication
mixed beta-sheet of 4 strands, order 2134; strand 2 is antiparallel to the rest

Lineage:

1. Root: scop
2. Class: Alpha and beta proteins (a/b)
   Mainly parallel beta sheets (beta-alpha-beta units)
3. Fold: Cytidine deaminase
   consists of two very similar domains with 3 layers (a/b/a)each; duplication
   mixed beta-sheet of 4 strands, order 2134; strand 2 is antiparallel to the rest

Superfamilies:

1. Cytidine deaminase (1)
   1. Cytidine deaminase (1)
      1. Cytidine deaminase
         1. Escherichia coli (4)
            1. 1aln
               complexed with ctd, zn
               1. region 1-150
               2. region 151-294
            2. 1ctt
               complexed with dhz, zn
               1. region 1-150
               2. region 151-294
            3. 1ctu
               complexed with zeb, zn
               1. region 1-150
               2. region 151-294
            4. 1af2
               complexed with zn
               1. region a:1-150
               2. region a:151-294