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 beb EBI. All beta proteins Penicillinbinding protein associated domain Penicillinbinding protein associated domain PBP Cterminal domainlike Penicillinbinding protein Cterminal domain Multidomain proteins alpha and beta betalactamase or transpeptidaselike betalactamase or transpeptidaselike betaLactamase or Dala carboxypeptidase