PDB - FTP Archive over HTTP

 Name                                     Last modified      Size  
 Parent Directory                                              -   
 1udp.cif.gz                              2017-06-23 11:12   66K  
 4ud3.cif.gz                              2017-06-23 11:05  268K  
 4udz.cif.gz                              2017-06-23 11:05  372K  
 5udb.cif.gz                              2019-03-08 07:17  1.3M