CATH Classification
| Level | CATH Code | Description | 
|---|---|---|
|   | 2 | Mainly Beta | 
|   | 2.60 | Sandwich | 
|   | 2.60.40 | Immunoglobulin-like | 
|   | 2.60.40.10 | Immunoglobulins | 
Domain Context
CATH Clusters
| Superfamily | Immunoglobulins | 
| Functional Family | Fibronectin type III domain containing 5 | 
Enzyme Information
UniProtKB Entries (1)
| Q8NAU1 | FNDC5_HUMAN Homo sapiens Fibronectin type III domain-containing protein 5 | 
PDB Structure
| PDB | 4LSD | 
| External Links | |
| Method | X-RAY DIFFRACTION | 
| Organism | |
| Primary Citation | The structure of irisin reveals a novel intersubunit beta-sheet fibronectin type III (FNIII) dimer: implications for receptor activation. J.Biol.Chem. | 
