| A5U3L5 | URE3_MYCTA | Mycobacterium tuberculosis (strain ATCC 25177 / H37Ra) | ureA MRA_1859 | Detail |
| A1R1C3 | URE3_PAEAT | Paenarthrobacter aurescens (strain TC1) | ureA AAur_0214 | Detail |
| O94323 | YGK5_SCHPO | Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast) | SPBC725.05c | Detail |
| Q9XBH4 | YDJC_BACC1 | Bacillus cereus (strain ATCC 10987 / NRS 248) | BCE_5317 | Detail |
| Q02FF4 | URE3_PSEAB | Pseudomonas aeruginosa (strain UCBPP-PA14) | ureA PA14_64350 | Detail |
| A1SYX9 | URE3_PSYIN | Psychromonas ingrahamii (strain 37) | ureA Ping_2992 | Detail |
| Q161T2 | URE3_ROSDO | Roseobacter denitrificans (strain ATCC 33942 / OCh 114) (Erythrobacter sp. (strain OCh 114)) (Roseobacter denitrificans) | ureA RD1_3793 | Detail |
| Q14BV6 | YDJC_MOUSE | Mus musculus (Mouse) | Ydjc | Detail |
| P54501 | YQGX_BACSU | Bacillus subtilis (strain 168) | yqgX BSU24790 | Detail |
| B0TT69 | URE3_SHEHH | Shewanella halifaxensis (strain HAW-EB4) | ureA Shal_3465 | Detail |