| A5UN95 | PURA_METS3 | Methanobrevibacter smithii (strain ATCC 35061 / DSM 861 / OCM 144 / PS) | purA Msm_1468 | Detail |
| O26712 | PURA_METTH | Methanothermobacter thermautotrophicus (strain ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H) (Methanobacterium thermoautotrophicum) | purA MTH_615 | Detail |
| Q7M7V8 | PURA_WOLSU | Wolinella succinogenes (strain ATCC 29543 / DSM 1740 / LMG 7466 / NCTC 11488 / FDC 602W) (Vibrio succinogenes) | purA WS2056 | Detail |
| C5C8H9 | PURA_MICLC | Micrococcus luteus (strain ATCC 4698 / DSM 20030 / JCM 1464 / NBRC 3333 / NCIMB 9278 / NCTC 2665 / VKM Ac-2230) (Micrococcus lysodeikticus) | purA Mlut_02210 | Detail |
| P0C115 | PURA_BRUAB | Brucella abortus biovar 1 (strain 9-941) | purA BruAb1_1668 | Detail |
| P65879 | PURA_BRUSU | Brucella suis biovar 1 (strain 1330) | purA BR1683 BS1330_I1677 | Detail |
| B8D8D0 | PURA_BUCA5 | Buchnera aphidicola subsp. Acyrthosiphon pisum (strain 5A) | purA BUAP5A_559 | Detail |
| P57629 | PURA_BUCAI | Buchnera aphidicola subsp. Acyrthosiphon pisum (strain APS) (Acyrthosiphon pisum symbiotic bacterium) | purA BU566 | Detail |
| Q8K916 | PURA_BUCAP | Buchnera aphidicola subsp. Schizaphis graminum (strain Sg) | purA BUsg_546 | Detail |
| B8D887 | PURA_BUCAT | Buchnera aphidicola subsp. Acyrthosiphon pisum (strain Tuc7) | purA BUAPTUC7_560 | Detail |