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 xo EBI. All alpha proteins SAM domainlike lambda integraselike Nterminal domain lambda integraselike Nterminal domain Cre recombinase EBI xo November Cre recombinase Files uploaded by Nichalp's script
Page 2023 Free-images.com. All images are Public Domain