| A | Glutaminase_2nd | e3ihaA1 | A: alpha complex topology | X: alpha-helical domain in beta-lactamase/transpeptidase-like proteins (From Topology) | H: alpha-helical domain in beta-lactamase/transpeptidase-like proteins (From Topology) | T: alpha-helical domain in beta-lactamase/transpeptidase-like proteins | F: Glutaminase_2nd | ECOD (1.6) |
| A | Glutaminase_1st | e3ihaA2 | A: a+b three layers | X: Profilin-like | H: a+b domain in beta-lactamase/transpeptidase-like proteins (From Topology) | T: a+b domain in beta-lactamase/transpeptidase-like proteins | F: Glutaminase_1st | ECOD (1.6) |
| A | STAS_1 | e3ihaA3 | A: a/b three-layered sandwiches | X: SpoIIaa-like (From Topology) | H: SpoIIaa-like (From Topology) | T: SpoIIaa-like | F: STAS_1 | ECOD (1.6) |
| B | Glutaminase_2nd | e3ihaB1 | A: alpha complex topology | X: alpha-helical domain in beta-lactamase/transpeptidase-like proteins (From Topology) | H: alpha-helical domain in beta-lactamase/transpeptidase-like proteins (From Topology) | T: alpha-helical domain in beta-lactamase/transpeptidase-like proteins | F: Glutaminase_2nd | ECOD (1.6) |
| B | Glutaminase_1st | e3ihaB2 | A: a+b three layers | X: Profilin-like | H: a+b domain in beta-lactamase/transpeptidase-like proteins (From Topology) | T: a+b domain in beta-lactamase/transpeptidase-like proteins | F: Glutaminase_1st | ECOD (1.6) |
| B | STAS_1 | e3ihaB3 | A: a/b three-layered sandwiches | X: SpoIIaa-like (From Topology) | H: SpoIIaa-like (From Topology) | T: SpoIIaa-like | F: STAS_1 | ECOD (1.6) |