| [A] Methanocaldococcus jannaschii | METJA00324 | PDAD_METJA | Pyruvoyl-dependent arginine decarboxylase |
| [A] Methanococcus aeolicus (strain Nankai-3 / ATCC BAA-1280) | META300596 | PDAD_META3 | Arginine decarboxylase, pyruvoyl-dependent |
| [A] Methanococcus maripaludis | METMP01582 | PDAD_METMP | Pyruvoyl-dependent arginine decarboxylase |
| [A] Methanococcus maripaludis (strain C5 / ATCC BAA-1333) | METM501806 | PDAD_METM5 | Arginine decarboxylase, pyruvoyl-dependent |
| [A] Methanococcus maripaludis (strain C6 / ATCC BAA-1332) | METM601075 | PDAD_METM6 | Arginine decarboxylase, pyruvoyl-dependent |
| [A] Methanococcus maripaludis (strain C7 / ATCC BAA-1331) | METM700822 | PDAD_METM7 | Arginine decarboxylase, pyruvoyl-dependent |
| [A] Methanococcus vannielii (strain SB / ATCC 35089 / DSM 1224) | METVS00881 | PDAD_METVS | Arginine decarboxylase, pyruvoyl-dependent |
| [A] Pyrococcus abyssi | PYRAB00556 | PDAD_PYRAB | Pyruvoyl-dependent arginine decarboxylase |
| [A] Pyrococcus furiosus | PYRFU01611 | PDAD_PYRFU | Pyruvoyl-dependent arginine decarboxylase |
| [A] Pyrococcus horikoshii | PYRHO01666 | PDAD_PYRHO | Pyruvoyl-dependent arginine decarboxylase |
| [A] Thermococcus kodakaraensis | PYRKO00149 | PDAD_PYRKO | pyruvoyl-dependent arginine decarboxylase |
| [A] Thermococcus onnurineus (strain NA1) | THEON01330 | B6YXK0 | Pyruvoyl-dependent arginine decarboxylase |
| [B] Heliobacterium modesticaldum (strain ATCC 51547 / Ice1) | HELMI01642 | B0TES5 | Arginine decarboxylase, pyruvoyl-dependent |
| [B] Desulforudis audaxviator (strain MP104C) | DESAP01880 | B1I647 | Arginine decarboxylase, pyruvoyl-dependent |
| [B] Carboxydothermus hydrogenoformans (strain Z-2901 / DSM 6008) | CARHZ01559 | Q3ABN9 | identified by similarity to SP:Q57764; match to protein family HMM PF01862; match to protein family HMM TIGR00286 pyruvoyl-dependent arginine decarboxylase |
| [B] Desulfotomaculum reducens (strain MI-1) | DESRM00461 | A4J1T0 | Arginine decarboxylase |
| [B] Pelotomaculum thermopropionicum (strain DSM 13744 / JCM 10971 / SI) | PELTS00935 | A5D3S1 | Uncharacterized conserved protein |
| [B] Syntrophomonas wolfei subsp. wolfei (strain Goettingen) | SYNWW00622 | Q0AZ60 | Pyruvoyl-dependent arginine decarboxylase |
| [B] Natranaerobius thermophilus (strain ATCC BAA-1301 / DSM 18059 / JW/NM-WN-LF) | NATTJ00851 | B2A8A5 | Pyruvoyl-dependent arginine decarboxylase |