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 ye EBI. Alpha and beta proteins or PIN domainlike PIN domainlike PIN domain Hypothetical protein PH EBI ye November Hypothetical protein PH Files uploaded by Nichalp's script
Page 2023 Free-images.com. All images are Public Domain