Lengsin is a survivor of an ancient family of class I glutamine synthetases in eukaryotes that has undergone evolutionary re- engineering for a tissue-specific role in the vertebrate eye lens.
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| A | FctA | e2j9iA3 | A: beta barrels | X: POZ domain | H: Rossmann-related | T: S-adenosyl-L-methionine-dependent methyltransferases | F: FctA | ECOD (v294.2) |
| B | ACR_tran | e2j9iB1 | A: beta barrels | X: HTH | H: Nudix | T: Nudix | F: ACR_tran | ECOD (v294.2) |
| C | ACR_tran | e2j9iC1 | A: beta barrels | X: HTH | H: Nudix | T: Nudix | F: ACR_tran | ECOD (v294.2) |
| D | ACR_tran | e2j9iD1 | A: beta barrels | X: HTH | H: Nudix | T: Nudix | F: ACR_tran | ECOD (v294.2) |
| J | ACR_tran | e2j9iJ1 | A: beta barrels | X: HTH | H: Nudix | T: Nudix | F: ACR_tran | ECOD (v294.2) |
| L | ACR_tran | e2j9iL1 | A: beta barrels | X: HTH | H: Nudix | T: Nudix | F: ACR_tran | ECOD (v294.2) |
| K | ACR_tran | e2j9iK1 | A: beta barrels | X: HTH | H: Nudix | T: Nudix | F: ACR_tran | ECOD (v294.2) |
| I | ACR_tran | e2j9iI1 | A: beta barrels | X: HTH | H: Nudix | T: Nudix | F: ACR_tran | ECOD (v294.2) |
| H | ACR_tran | e2j9iH1 | A: beta barrels | X: HTH | H: Nudix | T: Nudix | F: ACR_tran | ECOD (v294.2) |
| G | ACR_tran | e2j9iG1 | A: beta barrels | X: HTH | H: Nudix | T: Nudix | F: ACR_tran | ECOD (v294.2) |
| F | ACR_tran | e2j9iF1 | A: beta barrels | X: HTH | H: Nudix | T: Nudix | F: ACR_tran | ECOD (v294.2) |
| E | ACR_tran | e2j9iE1 | A: beta barrels | X: HTH | H: Nudix | T: Nudix | F: ACR_tran | ECOD (v294.2) |
Protein Family Annotation Pfam Database Homepage
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
| Chains | Polymer | Molecular Function | Biological Process | Cellular Component |
|---|---|---|---|---|
| GLUTAMATE-AMMONIA LIGASE DOMAIN-CONTAINING PROTEIN 1 | - |
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| IPR008146 | Glutamine synthetase, catalytic domain | Domain | |
| IPR014746 | Glutamine synthetase/guanido kinase, catalytic domain | Homologous Superfamily | |
| IPR008147 | Glutamine synthetase, N-terminal domain | Domain | |
| IPR036651 | Glutamine synthetase, N-terminal domain superfamily | Homologous Superfamily |














