../ pdb_00004ch4_xyz-ext-atom_v1-2.xml.gz 15-Dec-2023 18:45 53K pdb_00004ch4_xyz-no-atom_v1-2.xml.gz 15-Dec-2023 18:45 30K pdb_00004ch4_xyz_v1-2.cif.gz 15-Dec-2023 18:45 130K pdb_00004ch4_xyz_v1-2.xml.gz 15-Dec-2023 18:45 174K