Lineage for Species: Anabaena variabilis [TaxId: 1172]

1. Root: SCOP 1.73

2. Class d: Alpha and beta proteins (a+b) [53931] (334 folds)

3. Fold d.326: XisI-like [143846] (1 superfamily) alpha-beta(4)-alpha-beta-alpha; 2 layers, a/b; antiparallel beta-sheet, order 1234, meander; the open side of beta-sheet provides dimerization interface

4. Superfamily d.326.1: XisI-like [143847] (1 family)

5. Family d.326.1.1: XisI-like [143848] (3 proteins) Pfam PF08869

6. Protein XisI [143851] (1 species) the fdxN element excision controlling factor

7. Species Anabaena variabilis [TaxId:1172] [143852] (1 PDB entry) Ava1458