- Classes: Alpha and beta proteins (a/b)
- Folds: Restriction endonuclease-like
- Superfamilies: tRNA-intron endonuclease catalytic domain-like
- Families: tRNA-intron endonuclease catalytic domain-like
Protein Domains:
- Dimeric tRNA splicing endonuclease, domains 2 and 4
- [A2](abc), [A2]
- Tetrameric tRNA splicing endonuclease, C-terminal domain
- [A4]
- tRNA-splicing endonuclease subunit Sen15
- [A2]
* [ ] : Polypeptide - [AB] : Protein, [ab] : Small peptide
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA