| Gene | Description | Domains | Gene lists |
|---|---|---|---|
| TrH2_TrispH2_009175 | glutamate-cysteine ligase, catalytic subunit | DUF8613, GCS, GCS2, zf_topless | — |
| TrH2_TrispH2_011616 | glutamate-cysteine ligase, catalytic subunit | CID, ESF2_C, GCS | — |
| TrH2_TrispH2_011617 | glutamate-cysteine ligase, catalytic subunit | GCS, GCS2 | — |