This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
PDB bi EBI. Small proteins Knottins small inhibitors toxins lectins Bromelain inhibitor VI cysteine protease inhibitor Bromelain inhibitor VI cysteine protease inhibitor Bromelain inhibitor VI cysteine protease inhibitor EBI bi November Bromelain inhibitor VI cysteine protease inhibitor Files uploaded by Nichalp's script