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 ken EBI. All beta proteins Immunoglobulinlike betasandwich Immunoglobulin set domains antibody variable domainlike Immunoglobulin light chain kappa variable domain VLkappa Immunoglobulin light chain kappa variable domain VLkappa Coiled coil proteins Stalk segment of viral fusion proteins Influenza hemagglutinin stalk Influenza