| Q97N97 | n/a | 4c20 | MN | A | 601 | e4c20A1 | cradle loop barrel | RIFT-related | Alanine racemase-C | Fucose_iso_C |
| Q97N97 | n/a | 4c20 | MN | A | 601 | e4c20A2 | Flavodoxin-like | Class I glutamine amidotransferase-like | L-fucose isomerase, N-terminal and second domains | Fucose_iso_N2 |
| Q97N97 | n/a | 4c20 | MN | B | 601 | e4c20B2 | Flavodoxin-like | Class I glutamine amidotransferase-like | L-fucose isomerase, N-terminal and second domains | Fucose_iso_N2 |
| Q97N97 | n/a | 4c20 | MN | B | 601 | e4c20B3 | cradle loop barrel | RIFT-related | Alanine racemase-C | Fucose_iso_C |
| Q97N97 | n/a | 4c21 | MN | A | 600 | e4c21A1 | cradle loop barrel | RIFT-related | Alanine racemase-C | Fucose_iso_C |
| Q97N97 | n/a | 4c21 | MN | A | 600 | e4c21A2 | Flavodoxin-like | Class I glutamine amidotransferase-like | L-fucose isomerase, N-terminal and second domains | Fucose_iso_N2 |
| Q97N97 | n/a | 4c21 | MN | B | 600 | e4c21B2 | cradle loop barrel | RIFT-related | Alanine racemase-C | Fucose_iso_C |
| Q97N97 | n/a | 4c21 | MN | B | 600 | e4c21B3 | Flavodoxin-like | Class I glutamine amidotransferase-like | L-fucose isomerase, N-terminal and second domains | Fucose_iso_N2 |
| Q97N97 | n/a | 4c22 | MN | A | 601 | e4c22A1 | cradle loop barrel | RIFT-related | Alanine racemase-C | Fucose_iso_C |
| Q97N97 | n/a | 4c22 | MN | A | 601 | e4c22A2 | Flavodoxin-like | Class I glutamine amidotransferase-like | L-fucose isomerase, N-terminal and second domains | Fucose_iso_N2 |
| Q97N97 | n/a | 4c22 | MN | B | 601 | e4c22B2 | cradle loop barrel | RIFT-related | Alanine racemase-C | Fucose_iso_C |
| Q97N97 | n/a | 4c22 | MN | B | 601 | e4c22B3 | Flavodoxin-like | Class I glutamine amidotransferase-like | L-fucose isomerase, N-terminal and second domains | Fucose_iso_N2 |