Licence: CC0 1.0 Universal
Credit: Aspartic proteinase superfamily,mol.models. T.Blundell & N Campillo. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/B0002618/full/800%2C/0/default.jpg)
Licence: CC0 1.0 Universal
Credit: Aspartic proteinase superfamily,mol.models. T.Blundell & N Campillo. Source: Wellcome Collection.