| C | PK_Tyr_Ser-Thr | e6b1vC1 | A: a/b three-layered sandwiches | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| B | PK_Tyr_Ser-Thr | e6b1vB1 | A: a/b three-layered sandwiches | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| A | PK_Tyr_Ser-Thr | e6b1vA1 | A: a/b three-layered sandwiches | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |