| A | Gal-bind_lectin | e6c21A1 | A: alpha arrays | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Protein kinase | F: Gal-bind_lectin | ECOD (v295) |
| C | V-set | e6c21C1 | A: alpha arrays | X: FAD-linked reductases, C-terminal domain-like | H: FAD-linked reductases-C | T: FAD-linked reductases-C | F: V-set | ECOD (v295) |
| D | V-set | e6c21D1 | A: alpha arrays | X: FAD-linked reductases, C-terminal domain-like | H: FAD-linked reductases-C | T: FAD-linked reductases-C | F: V-set | ECOD (v295) |
| E | V-set | e6c21E1 | A: alpha arrays | X: FAD-linked reductases, C-terminal domain-like | H: FAD-linked reductases-C | T: FAD-linked reductases-C | F: V-set | ECOD (v295) |
| F | V-set | e6c21F1 | A: alpha arrays | X: FAD-linked reductases, C-terminal domain-like | H: FAD-linked reductases-C | T: FAD-linked reductases-C | F: V-set | ECOD (v295) |
| G | V-set | e6c21G1 | A: alpha arrays | X: FAD-linked reductases, C-terminal domain-like | H: FAD-linked reductases-C | T: FAD-linked reductases-C | F: V-set | ECOD (v295) |
| B | V-set | e6c21B1 | A: alpha arrays | X: FAD-linked reductases, C-terminal domain-like | H: FAD-linked reductases-C | T: FAD-linked reductases-C | F: V-set | ECOD (v295) |