| A6Q342 | QUEC_NITSB | Nitratiruptor sp. (strain SB155-2) | queC NIS_0789 | Detail |
| Q3SSM7 | QUEC_NITWN | Nitrobacter winogradskyi (strain ATCC 25391 / DSM 10237 / CIP 104748 / NCIMB 11846 / Nb-255) | queC Nwi_1453 | Detail |
| C6DB62 | QUEC_PECCP | Pectobacterium carotovorum subsp. carotovorum (strain PC1) | queC PC1_1055 | Detail |
| A1ANI8 | QUEC_PELPD | Pelobacter propionicus (strain DSM 2379 / NBRC 103807 / OttBd1) | queC Ppro_1288 | Detail |
| Q7MV08 | QUEC_PORGI | Porphyromonas gingivalis (strain ATCC BAA-308 / W83) | queC PG_1310 | Detail |
| Q9I4Z2 | QUEC_PSEAE | Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1) | queC PA0976 | Detail |
| A3PFI0 | QUEC_PROM0 | Prochlorococcus marinus (strain MIT 9301) | queC P9301_18821 | Detail |
| A8G7J6 | QUEC_PROM2 | Prochlorococcus marinus (strain MIT 9215) | queC P9215_19641 | Detail |
| A4SVH9 | QUEC_POLAQ | Polynucleobacter asymbioticus (strain DSM 18221 / CIP 109841 / QLW-P1DMWA-1) (Polynucleobacter necessarius subsp. asymbioticus) | queC Pnuc_0272 | Detail |
| P55342 | BSHC_BACSU | Bacillus subtilis (strain 168) | bshC yllA BSU15120 | Detail |