../ pdb_00004u37_xyz-ext-atom_v1-9.xml.gz 22-Sep-2023 17:21 7712 pdb_00004u37_xyz-no-atom_v1-9.xml.gz 22-Sep-2023 17:21 12K pdb_00004u37_xyz_v1-9.cif.gz 22-Sep-2023 17:21 19K pdb_00004u37_xyz_v1-9.xml.gz 22-Sep-2023 17:21 22K