| Gene | Description | Domains | Gene lists |
|---|---|---|---|
| TrH2_TrispH2_001153 | inosine monophosphate dehydrogenase 1 | B12-binding, CBS, DUF561, Dus, FMN_dh, His_biosynth, IMPDH, NanE, NMO, PK, QRPTase_C, ThiG | — |
| TrH2_TrispH2_002296 | ribulose-5-phosphate-3-epimerase | Aldolase, OMPdecase, PRAI, QRPTase_C, Ribul_P_3_epim, TMP-TENI | — |
| TrH2_TrispH2_011520 | quinolinate phosphoribosyltransferase | QRPTase_C, QRPTase_N, TMP-TENI | — |