| Q8PYQ9 | PURA_METMA | Methanosarcina mazei (strain ATCC BAA-159 / DSM 3647 / Goe1 / Go1 / JCM 11833 / OCM 88) (Methanosarcina frisia) | purA MM_0801 | Detail |
| Q3J0Z3 | PURA_RHOS4 | Rhodobacter sphaeroides (strain ATCC 17023 / 2.4.1 / NCIB 8253 / DSM 158) | purA RHOS4_19730 RSP_0366 | Detail |
| A4WQW4 | PURA_RHOS5 | Rhodobacter sphaeroides (strain ATCC 17025 / ATH 2.4.3) | purA Rsph17025_0875 | Detail |
| B8IPM5 | PURA_METNO | Methylobacterium nodulans (strain LMG 21967 / CNCM I-2342 / ORS 2060) | purA Mnod_7581 | Detail |
| B0UJ78 | PURA_METS4 | Methylobacterium sp. (strain 4-46) | purA M446_6845 | Detail |
| A0B8Q8 | PURA_METTP | Methanothrix thermoacetophila (strain DSM 6194 / JCM 14653 / NBRC 101360 / PT) (Methanosaeta thermophila) | purA Mthe_1304 | Detail |
| B3CL83 | PURA_WOLPP | Wolbachia pipientis subsp. Culex pipiens (strain wPip) | purA WP0039 | Detail |
| B7JXN4 | PURA_RIPO1 | Rippkaea orientalis (strain PCC 8801) (Cyanothece sp. (strain PCC 8801)) | purA PCC8801_0706 | Detail |
| A9UTP3 | PURA_MONBE | Monosiga brevicollis (Choanoflagellate) | 20027 | Detail |
| Q5GT12 | PURA_WOLTR | Wolbachia sp. subsp. Brugia malayi (strain TRS) | purA Wbm0273 | Detail |