| A4WTM7 | QUEA_RHOS5 | Rhodobacter sphaeroides (strain ATCC 17025 / ATH 2.4.3) | queA Rsph17025_1850 | Detail |
| Q137A8 | QUEA_RHOPS | Rhodopseudomonas palustris (strain BisB5) | queA RPD_2602 | Detail |
| B2JGG8 | QUEA_PARP8 | Paraburkholderia phymatum (strain DSM 17167 / CIP 108236 / LMG 21445 / STM815) (Burkholderia phymatum) | queA Bphy_2524 | Detail |
| Q6D856 | QUEA_PECAS | Pectobacterium atrosepticum (strain SCRI 1043 / ATCC BAA-672) (Erwinia carotovora subsp. atroseptica) | queA ECA1119 | Detail |
| Q725S3 | QUEA_DESVH | Desulfovibrio vulgaris (strain Hildenborough / ATCC 29579 / DSM 644 / NCIMB 8303) | queA DVU_3351 | Detail |
| A9BE25 | QUEA_PROM4 | Prochlorococcus marinus (strain MIT 9211) | queA P9211_04041 | Detail |
| A2BV65 | QUEA_PROM5 | Prochlorococcus marinus (strain MIT 9515) | queA P9515_04671 | Detail |
| Q7U8E8 | QUEA_SYNPX | Synechococcus sp. (strain WH8102) | queA SYNW0672 | Detail |
| A1A875 | QUEA_ECOK1 | Escherichia coli O1:K1 / APEC | queA Ecok1_03710 APECO1_1605 | Detail |
| A8G3B7 | QUEA_PROM2 | Prochlorococcus marinus (strain MIT 9215) | queA P9215_04821 | Detail |