Lineage for Species: Bacillus stearothermophilus [TaxId: 1422]

1. Root: SCOPe 2.08

2. Class c: Alpha and beta proteins (a/b) [51349] (148 folds)

3. Fold c.23: Flavodoxin-like [52171] (15 superfamilies) 3 layers, a/b/a; parallel beta-sheet of 5 strand, order 21345

4. Superfamily c.23.16: Class I glutamine amidotransferase-like [52317] (10 families) conserved positions of the oxyanion hole and catalytic nucleophile; different constituent families contain different additional structures

5. Family c.23.16.1: Class I glutamine amidotransferases (GAT) [52318] (12 proteins) contains a catalytic Cys-His-Glu triad

6. Protein Hypothetical protein YaaE [102250] (4 species) glutamine amidotransferase of SNO/PDX2 family implicated in pyridoxine biosynthesis

7. Species Bacillus stearothermophilus [TaxId:1422] [102252] (1 PDB entry)