| Class c: Alpha and beta proteins (a/b) [51349] (117 folds) |
| Fold c.23: Flavodoxin-like [52171] (16 superfamilies) 3 layers, a/b/a; parallel beta-sheet of 5 strand, order 21345 |
Superfamily c.23.16: Class I glutamine amidotransferase-like [52317] (5 families) ![]() conserved positions of the oxyanion hole and catalytic nucleophile; different costituent families contain different additional structures |
| Family c.23.16.1: Class I glutamine amidotransferases (GAT) [52318] (5 proteins) contains a catalytic Cys-His-Glu triad |
| Anthranilate synthase GAT subunit, TrpG [52323] (3 species) |
| Species Archaeon Sulfolobus solfataricus [TaxId:2287] [52324] (1 PDB entry) |
| Species Salmonella typhimurium [TaxId:90371] [63969] (1 PDB entry) |
| Species Serratia marcescens [TaxId:615] [63970] (2 PDB entries) |
| Carbamoyl phosphate synthetase, small subunit C-terminal domain [52321] (1 species) |
| Species Escherichia coli [TaxId:562] [52322] (9 PDB entries) |
| gamma-glutamyl hydrolase [75154] (1 species) |
| Species Human (Homo sapiens) [TaxId:9606] [75155] (1 PDB entry) |
| GAT subunit, HisH, (or domain) of imidazoleglycerolphosphate synthase HisF [69447] (3 species) |
| Species Baker's yeast (Saccharomyces cerevisiae), His7 [TaxId:4932] [69449] (1 PDB entry) |
| Species Thermotoga maritima [TaxId:243274] [69448] (3 PDB entries) |
| Species Thermus thermophilus [TaxId:274] [82350] (1 PDB entry) |
| GMP synthetase [52319] (1 species) |
| Species Escherichia coli [TaxId:562] [52320] (1 PDB entry) |
Timeline for Family c.23.16.1: Class I glutamine amidotransferases (GAT):