| O | V-set | e6apdO1 | A: alpha bundles | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: V-set | ECOD (develop294) |
| M | V-set | e6apdM1 | A: alpha bundles | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: V-set | ECOD (develop294) |
| L | V-set | e6apdL1 | A: alpha bundles | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: V-set | ECOD (develop294) |
| N | V-set | e6apdN1 | A: alpha bundles | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: V-set | ECOD (develop294) |
| K | V-set | e6apdK1 | A: alpha bundles | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: V-set | ECOD (develop294) |
| J | V-set | e6apdJ1 | A: alpha bundles | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: V-set | ECOD (develop294) |
| I | V-set | e6apdI1 | A: alpha bundles | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: V-set | ECOD (develop294) |
| G | YcaO | e6apdG1 | A: alpha bundles | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: YcaO | ECOD (develop294) |
| E | V-set | e6apdE1 | A: alpha bundles | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: V-set | ECOD (develop294) |
| H | V-set | e6apdH1 | A: alpha bundles | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: V-set | ECOD (develop294) |
| F | YcaO | e6apdF1 | A: alpha bundles | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: YcaO | ECOD (develop294) |
| D | V-set | e6apdD1 | A: alpha bundles | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: V-set | ECOD (develop294) |
| C | V-set | e6apdC1 | A: alpha bundles | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: V-set | ECOD (develop294) |
| B | YcaO | e6apdB1 | A: alpha bundles | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: YcaO | ECOD (develop294) |
| A | V-set | e6apdA1 | A: alpha bundles | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: V-set | ECOD (develop294) |