| Q3M709 | URE3_TRIV2 | Trichormus variabilis (strain ATCC 29413 / PCC 7937) (Anabaena variabilis) | ureA Ava_3621 | Detail |
| A1U4Z8 | URE1_MARHV | Marinobacter hydrocarbonoclasticus (strain ATCC 700491 / DSM 11845 / VT8) | ureC Maqu_2993 | Detail |
| Q3AGD0 | URE1_SYNSC | Synechococcus sp. (strain CC9605) | ureC Syncc9605_2627 | Detail |
| Q9FAS7 | URE3_VIBPH | Vibrio parahaemolyticus | ureA | Detail |
| Q3IRZ6 | URE2_NATPD | Natronomonas pharaonis (strain ATCC 35678 / DSM 2160 / CIP 103997 / NBRC 14720 / NCIMB 2260 / Gabara) (Halobacterium pharaonis) | ureB NP_2008A | Detail |
| A2BQW8 | URE1_PROMS | Prochlorococcus marinus (strain AS9601) | ureC A9601_08951 | Detail |
| Q98CY9 | URE1_RHILO | Mesorhizobium japonicum (strain LMG 29417 / CECT 9101 / MAFF 303099) (Mesorhizobium loti (strain MAFF 303099)) | ureC mll4940 | Detail |
| B1J814 | URE2_PSEPW | Pseudomonas putida (strain W619) | ureB PputW619_2416 | Detail |
| B3PXB6 | URE2_RHIE6 | Rhizobium etli (strain CIAT 652) | ureB RHECIAT_CH0003551 | Detail |
| Q1GJP8 | URE1_RUEST | Ruegeria sp. (strain TM1040) (Silicibacter sp.) | ureC TM1040_0385 | Detail |