../ pdb_00004alk_xyz-ext-atom_v1-2.xml.gz 15-Dec-2023 18:45 415K pdb_00004alk_xyz-no-atom_v1-2.xml.gz 15-Dec-2023 18:45 90K pdb_00004alk_xyz_v1-2.cif.gz 15-Dec-2023 18:45 860K pdb_00004alk_xyz_v1-2.xml.gz 15-Dec-2023 18:45 1M