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.
PDB xm EBI. All alpha proteins HDdomain or PDEaselike HDdomain or PDEaselike PDEase Catalytic domain of cyclic nucleotide phosphodiesterase bb EBI xm November Catalytic domain of cyclic nucleotide phosphodiesterase bb Files uploaded by Nichalp's script
Page 2023 Free-images.com. All images are Public Domain