../ pdb_00004y52_xyz-ext-atom_v1-6.xml.gz 22-Sep-2023 17:20 664K pdb_00004y52_xyz-no-atom_v1-6.xml.gz 22-Sep-2023 17:20 144K pdb_00004y52_xyz_v1-6.cif.gz 22-Sep-2023 17:20 770K pdb_00004y52_xyz_v1-6.xml.gz 22-Sep-2023 17:20 1M