| [A] Ignicoccus hospitalis (strain KIN4/I / DSM 18386 / JCM 14125) | IGNH401250 | A8ABY2 | Pyruvate ferredoxin oxidoreductase, alpha subunit |
| [A] Pyrobaculum aerophilum | PYRAE00728 | Q8ZXX5 | Pyruvate ferredoxin oxidoreductase alpha subunit |
| [A] Archaeoglobus fulgidus | ARCFU01672 | O28572 | Pyruvate ferredoxin oxidoreductase, subunit alpha |
| [A] Methanococcus maripaludis (strain C7 / ATCC BAA-1331) | METM700742 | A6VH90 | Pyruvate flavodoxin/ferredoxin oxidoreductase domain protein |
| [A] Methanococcus vannielii (strain SB / ATCC 35089 / DSM 1224) | METVS00802 | A6UQE8 | Pyruvate flavodoxin/ferredoxin oxidoreductase domain protein |
| [A] Methanoculleus marisnigri (strain ATCC 35101 / DSM 1498 / JR1) | METMJ00694 | A3CTE2 | Pyruvate flavodoxin/ferredoxin oxidoreductase domain protein |
| [A] Methanospirillum hungatei (strain JF-1 / DSM 864) | METHJ00417 | Q2FUC4 | pyruvate flavodoxin/ferredoxin oxidoreductase-like |
| [A] Methanosarcina barkeri (strain Fusaro / DSM 804) | METBF00965 | PORA_METBF | pyruvate synthase alpha subunit |
| [A] Methanosarcina mazei | METMA01318 | Q8PX82 | Pyruvate synthase alpha subunit |
| [B] Acidothermus cellulolyticus (strain ATCC 43068 / 11B) | ACIC100698 | A0LSR4 | pyruvate flavodoxin/ferredoxin oxidoreductase domain protein PFAM: pyruvate flavodoxin/ferredoxin oxidoreductase domain protein KEGG: rfr:Rfer_2186 pyruvate flavodoxin/ferredoxin oxidoreductase-like |
| [B] Desulforudis audaxviator (strain MP104C) | DESAP01862 | B1I5X3 | Pyruvate flavodoxin/ferredoxin oxidoreductase domain protein |