| A4T0E0 | TTCA_POLAQ | Polynucleobacter asymbioticus (strain DSM 18221 / CIP 109841 / QLW-P1DMWA-1) (Polynucleobacter necessarius subsp. asymbioticus) | ttcA Pnuc_1993 | Detail |
| Q12N51 | TTCA_SHEDO | Shewanella denitrificans (strain OS217 / ATCC BAA-1090 / DSM 15013) | ttcA Sden_1841 | Detail |
| Q1C7C2 | TTCA_YERPA | Yersinia pestis bv. Antiqua (strain Antiqua) | ttcA YPA_1684 | Detail |
| O32163 | SUFU_BACSU | Bacillus subtilis (strain 168) | sufU iscU nifU yurV BSU32680 | Detail |
| P59989 | THTR1_MYCBO | Mycobacterium bovis (strain ATCC BAA-935 / AF2122/97) | cysA1 BQ2027_MB0838C | Detail |
| Q9RXT9 | THTR_DEIRA | Deinococcus radiodurans (strain ATCC 13939 / DSM 20539 / JCM 16871 / LMG 4051 / NBRC 15346 / NCIMB 9279 / R1 / VKM B-1422) | DR_0217 | Detail |
| D4GYM0 | THTR_HALVD | Haloferax volcanii (strain ATCC 29605 / DSM 3757 / JCM 8879 / NBRC 14742 / NCIMB 2012 / VKM B-1768 / DS2) (Halobacterium volcanii) | tssA HVO_0025 | Detail |
| P25742 | RFAQ_ECOLI | Escherichia coli (strain K12) | rfaQ waaQ b3632 JW3607 | Detail |
| P9WHF9 | THTR_MYCTU | Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv) | cysA1 cysA Rv3117 MTCY164.27; cysA2 Rv0815c MTV043.07c | Detail |
| P27477 | THTR_SYNE7 | Synechococcus elongatus (strain PCC 7942) (Anacystis nidulans R2) | rhdA Synpcc7942_1689 | Detail |