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 nvw EBI. Alpha and beta proteins or NAD binding Rossmannfold domains NAD binding Rossmannfold domains Glyceraldehydephosphate dehydrogenaselike Nterminal domain Galactose or lactose metabolism regulatory protein GAL Alpha and beta proteins ab FwdE or GAPDH domainlike Glyceraldehydephosphate dehydrogenaselike Cterminal domain