../ pdb_00004r20_xyz-ext-atom_v1-5.xml.gz 07-Aug-2026 19:50 150K pdb_00004r20_xyz-no-atom_v1-5.xml.gz 07-Aug-2026 19:50 47K pdb_00004r20_xyz_v1-5.cif.gz 07-Aug-2026 19:50 336K pdb_00004r20_xyz_v1-5.xml.gz 07-Aug-2026 19:50 460K