SCOP 1.71: Family c.23.16.1: Class I glutamine amidotransferases (GAT)

Lineage for Family c.23.16.1: Class I glutamine amidotransferases (GAT)

1. Root: SCOP 1.71

2. Class c: Alpha and beta proteins (a/b) [51349] (134 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] (6 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] (9 proteins)
   contains a catalytic Cys-His-Glu triad

Proteins:

1. Anthranilate synthase GAT subunit, TrpG [52323] (3 species)

   1. Species Archaeon Sulfolobus solfataricus [TaxId:2287] [52324] (1 PDB entry)

   2. Species Salmonella typhimurium [TaxId:90371] [63969] (1 PDB entry)

   3. Species Serratia marcescens [TaxId:615] [63970] (2 PDB entries)

2. Carbamoyl phosphate synthetase, small subunit C-terminal domain [52321] (1 species)

   • Species Escherichia coli [TaxId:562] [52322] (10 PDB entries)

3. CTP synthase PyrG, C-terminal domain [110481] (2 species)

   1. Species Escherichia coli [TaxId:562] [110482] (1 PDB entry)

   2. Species Thermus thermophilus [TaxId:274] [110483] (3 PDB entries)

4. FGAM synthase PurL, amidotransferase domain [110484] (1 species)

   • Species Salmonella typhimurium [TaxId:90371] [110485] (1 PDB entry)

5. gamma-glutamyl hydrolase [75154] (1 species)

   • Species Human (Homo sapiens) [TaxId:9606] [75155] (1 PDB entry)

6. GAT subunit, HisH, (or domain) of imidazoleglycerolphosphate synthase HisF [69447] (3 species)

   1. Species Baker's yeast (Saccharomyces cerevisiae), His7 [TaxId:4932] [69449] (4 PDB entries)

   2. Species Thermotoga maritima [TaxId:243274] [69448] (3 PDB entries)

   3. Species Thermus thermophilus [TaxId:274] [82350] (1 PDB entry)

7. GMP synthetase [52319] (1 species)

   • Species Escherichia coli [TaxId:562] [52320] (1 PDB entry)

8. Hypothetical protein TM1158 [89599] (1 species)

   • Species Thermotoga maritima [TaxId:243274] [89600] (1 PDB entry)

9. Hypothetical protein YaaE [102250] (2 species)
   glutamine amidotransferase of SNO/PDX2 family implicated in pyridoxine biosynthesis

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

   2. Species Bacillus subtilis [TaxId:1423] [102251] (1 PDB entry)

More info for Family c.23.16.1: Class I glutamine amidotransferases (GAT)

Timeline for Family c.23.16.1: Class I glutamine amidotransferases (GAT):

• Family c.23.16.1: Class I glutamine amidotransferases (GAT) first appeared (with stable ids) in SCOP 1.55
  
• Family c.23.16.1: Class I glutamine amidotransferases (GAT) appears in SCOP 1.69
  
• Family c.23.16.1: Class I glutamine amidotransferases (GAT) appears in SCOP 1.73
  
• Family c.23.16.1: Class I glutamine amidotransferases (GAT) appears in the current release, SCOPe 2.08