../ pdb_00001zk1_xyz-ext-atom_v1-4.xml.gz 09-Feb-2024 17:34 51K pdb_00001zk1_xyz-no-atom_v1-4.xml.gz 09-Feb-2024 17:34 28K pdb_00001zk1_xyz_v1-4.cif.gz 09-Feb-2024 17:34 72K pdb_00001zk1_xyz_v1-4.xml.gz 09-Feb-2024 17:34 97K