../ pdb_00001r20_xyz-ext-atom_v1-3.xml.gz 09-Feb-2024 17:32 85K pdb_00001r20_xyz-no-atom_v1-3.xml.gz 09-Feb-2024 17:32 32K pdb_00001r20_xyz_v1-3.cif.gz 09-Feb-2024 17:32 109K pdb_00001r20_xyz_v1-3.xml.gz 09-Feb-2024 17:32 147K