PDB - FTP Archive over HTTP

 Name                                   Last modified      Size  
 Parent Directory                                            -   
 7k21_full_validation.pdf.gz            2022-11-18 06:15  1.1M  
 7k21_multipercentile_validation.png.gz 2022-11-18 06:15  122K  
 7k21_multipercentile_validation.svg.gz 2022-11-18 06:15  788   
 7k21_validation.cif.gz                 2022-11-18 06:15   68K  
 7k21_validation.pdf.gz                 2022-11-18 06:15  1.1M  
 7k21_validation.xml.gz                 2022-11-18 06:15   47K