| B3PY13 | PURA_RHIE6 | Rhizobium etli (strain CIAT 652) | purA RHECIAT_CH0003588 | Detail |
| Q630D5 | PURA_BACCZ | Bacillus cereus (strain ZK / E33L) | purA BCE33L5164 | Detail |
| Q3AWR7 | PURA_SYNS9 | Synechococcus sp. (strain CC9902) | purA Syncc9902_1667 | Detail |
| Q67J55 | PURA_SYMTH | Symbiobacterium thermophilum (strain T / IAM 14863) | purA STH3314 | Detail |
| Q2JQX5 | PURA_SYNJA | Synechococcus sp. (strain JA-3-3Ab) (Cyanobacteria bacterium Yellowstone A-Prime) | purA CYA_2899 | Detail |
| O31047 | PURA_EDWI9 | Edwardsiella ictaluri (strain 93-146) | purA NT01EI_0415 | Detail |
| A9BEC8 | PURA_PROM4 | Prochlorococcus marinus (strain MIT 9211) | purA P9211_05071 | Detail |
| B7M8T7 | PURA_ECO8A | Escherichia coli O8 (strain IAI1) | purA ECIAI1_4410 | Detail |
| Q6L2M3 | PURA_PICTO | Picrophilus torridus (strain ATCC 700027 / DSM 9790 / JCM 10055 / NBRC 100828) | purA PTO0194 | Detail |
| P52151 | PURA_ACIFR | Acidithiobacillus ferrooxidans (Thiobacillus ferrooxidans) | purA | Detail |