- A: alpha bundles
- X: Interferon-induced guanylate-binding protein 1 (GBP1), C-terminal domain
- H: Interferon-induced guanylate-binding protein 1 (GBP1), C-terminal domain
- T: Interferon-induced guanylate-binding protein 1 (GBP1), C-terminal domain
- F: GBP_C