../ pdb_00004z31_xyz-ext-atom_v1-2.xml.gz 22-Sep-2023 17:21 131K pdb_00004z31_xyz-no-atom_v1-2.xml.gz 22-Sep-2023 17:21 42K pdb_00004z31_xyz_v1-2.cif.gz 22-Sep-2023 17:21 162K pdb_00004z31_xyz_v1-2.xml.gz 22-Sep-2023 17:21 214K