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 eyv EBI. Alpha and beta proteins ab SHlike SH domain SH domain Crk protooncogen EBI eyv November Crk protooncogen Files uploaded by Nichalp's script
Page 2023 Free-images.com. All images are Public Domain