| Q2K514 | URE2_RHIEC | Rhizobium etli (strain CFN 42 / ATCC 51251) | ureB RHE_CH03308 | Detail |
| A5GWV7 | URE1_SYNR3 | Synechococcus sp. (strain RCC307) | ureC SynRCC307_2463 | Detail |
| C1DNK5 | URE2_AZOVD | Azotobacter vinelandii (strain DJ / ATCC BAA-1303) | ureB Avin_09890 | Detail |
| Q4A0J4 | URE2_STAS1 | Staphylococcus saprophyticus subsp. saprophyticus (strain ATCC 15305 / DSM 20229 / NCIMB 8711 / NCTC 7292 / S-41) | ureB SSP0264 | Detail |
| E0ZS48 | UREA_ORYSI | Oryza sativa subsp. indica (Rice) | | Detail |
| Q117Z8 | URE2_TRIEI | Trichodesmium erythraeum (strain IMS101) | ureB Tery_0747 | Detail |
| C4LF64 | URE2_TOLAT | Tolumonas auensis (strain DSM 9187 / TA4) | ureB Tola_1620 | Detail |
| B5ZBT0 | URE2_UREU1 | Ureaplasma urealyticum serovar 10 (strain ATCC 33699 / Western) | ureB UUR10_0478 | Detail |
| O87401 | URE2_SYNPV | Synechococcus sp. (strain WH7805) | ureB | Detail |
| Q2YWC8 | Y2455_STAAB | Staphylococcus aureus (strain bovine RF122 / ET3-1) | SAB2455 | Detail |