| Name | Info | Provider | Link |
|---|---|---|---|
| subscription/membership/fee required | International Union of Crystallography | http://scripts.iucr.org/cgi-bin/paper?S0907444911047251 | |
| free resource | NCI CPTC Antibody Characterization Program | https://antibodies.cancer.gov/detail/CPTC-NT5E-1 |