../ pdb_000031ck_xyz-ext-atom_v1-0.xml.gz 19-Jun-2026 15:22 150K pdb_000031ck_xyz-no-atom_v1-0.xml.gz 19-Jun-2026 15:22 42K pdb_000031ck_xyz_v1-0.cif.gz 19-Jun-2026 15:22 187K pdb_000031ck_xyz_v1-0.xml.gz 19-Jun-2026 15:22 252K