| Gene | Description | Domains | Gene lists |
|---|---|---|---|
| Lig1 | — | BRD4_CDT, DDR, DNA_ligase_A_C, DNA_ligase_A_M, DNA_ligase_A_N, DNA_ligase_OB_2, HTH_43, PucR, RNA_ligase | — |
| Lig3 | — | BRCT_2, Cas13a_C, DNA_ligase_A_C, DNA_ligase_A_M, DNA_ligase_A_N, FMP23, LIG3_BRCT, mRNA_cap_enzyme, RNA_ligase, zf-PARP | — |
| Lig4 | — | BRCT, BRCT_2, DNA_ligase_A_C, DNA_ligase_A_M, DNA_ligase_A_N, DNA_ligase_IV, mRNA_cap_enzyme, RNA_ligase, RTT107_BRCT_5 | — |