| C1AXZ2 | URE1_RHOOB | Rhodococcus opacus (strain B4) | ureC ROP_57400 | Detail |
| Q6UR44 | URE3_YERMO | Yersinia mollaretii | ureA | Detail |
| Q4ZUD1 | URE23_PSEU2 | Pseudomonas syringae pv. syringae (strain B728a) | ureAB Psyr_2198 | Detail |
| P37532 | YAAI_BACSU | Bacillus subtilis (strain 168) | yaaI BSU00170 | Detail |
| B2IT66 | URE1_NOSP7 | Nostoc punctiforme (strain ATCC 29133 / PCC 73102) | ureC Npun_F0825 | Detail |
| Q6UR35 | URE3_YERRO | Yersinia rohdei | ureA | Detail |
| Q9HUU6 | URE2_PSEAE | Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1) | ureB PA4867 | Detail |
| P42886 | URE2_RHIME | Rhizobium meliloti (strain 1021) (Ensifer meliloti) (Sinorhizobium meliloti) | ureB R02473 SMc01939 | Detail |
| Q2G2K5 | URE1_STAA8 | Staphylococcus aureus (strain NCTC 8325) | ureC SAOUHSC_02561 | Detail |
| Q6G732 | URE1_STAAS | Staphylococcus aureus (strain MSSA476) | ureC SAS2180 | Detail |