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 ed EBI. Alpha and beta proteins or Flavodoxinlike Flavoproteins Flavodoxinrelated Rubredoxin oxygen oxidoreductase ROO Cterminal domain Alpha and beta proteins ab Metallohydrolase or oxidoreductase Metallohydrolase or oxidoreductase ROO Nterminal domainlike Rubredoxin oxygen oxidoreductase ROO Nterminal domain EBI ed November